chemistry Crossword Puzzles

Chemistry Cross word 2020-10-16

Chemistry Cross word crossword puzzle
Across
  1. When a apple is left out for a long time it begins to start
  2. bond, A type of covalent bond between two atoms in which electrons are shared unequally is called a ______
  3. What is the name for something that is transparent, translucent or opaque
  4. where in the periodic table are alkaline metals located Left or Right side of the periodic table
  5. What language did Na In ons odium come from?
  6. When you leave a bottle of water in the freezer for a long time it beings to
  7. When a object is caught on fire it begins to
  8. A substance that is clear and has nothing in it Exp (water)
  9. bond, What is the name for the process that involves the sharing of electrons between two atoms
  10. A chemical that consists of two particles
  11. What is the name for something that is square, powder, crystalline, amorphous
  12. On the periodic table which vertical row has all -1 ion charges
Down
  1. Newtons and ______ will always have the same amount of atoms
  2. what does the atomic number mean on the periodic table Number of protons or Electrons?
  3. Why do atoms bond with each other. To become ____
  4. What is the name for something that is smooth, or rough
  5. A chemical that consists of 1 particle
  6. bonding, a transfer of an electron, so one atom gains an electron while one atom loses an electron is called.
  7. What is the name for something that is floral,pungent,choking or rancid
  8. When you have some water in a pot over a fire the water begins to?
  9. Where in the periodic table are noble gases located Left Or right side of the periodic table

21 Clues: A chemical that consists of 1 particle • A chemical that consists of two particles • What language did Na In ons odium come from? • When a object is caught on fire it begins to • Why do atoms bond with each other. To become ____ • What is the name for something that is smooth, or rough • When a apple is left out for a long time it begins to start • ...

Runnymede Chemistry Review 2020-04-22

Runnymede Chemistry Review crossword puzzle
Across
  1. _____ metals include sodium and rubidium
  2. gas that makes a "Pop!" when tested with a flame
  3. an atom with a positive or negative charge
  4. the number of electrons the first orbit can hold
  5. uncharged part of the nucleus
  6. pure substance made of one kind of atom
  7. element found in the upper right corner of the periodic table
  8. type of compound formed by a metal and a nonmetal
  9. smallest unit of an element
  10. pure substance made of more than one kind of atom
  11. a type of bond where electrons are shared
  12. Niels _____ proposed that electrons existed in discreet orbits
  13. a row in the table of the elements
  14. mixture of metals
  15. John _____ proposed the billiard ball model of the atom
  16. element that tends to form positive ions
  17. _____ number is the sum of protons and neutrons in an atom
  18. include chlorine and fluorine
Down
  1. alkaline _____ metals include calcium and beryllium
  2. the number of electrons the second orbit can hold
  3. a negative ion
  4. Ernest _____ discovered the nucleus
  5. _____ gases hardly react chemically at all
  6. negatively charged atom bit
  7. two or more atoms chemically joined together
  8. a positive ion
  9. Dmitri _____, father of the periodic table
  10. positive atom bit
  11. elements in a chemical _____ have similar properties
  12. the atomic _____ tells you the number of protons
  13. JJ _____ proposed the plum pudding model of the atom

31 Clues: a negative ion • a positive ion • positive atom bit • mixture of metals • negatively charged atom bit • smallest unit of an element • uncharged part of the nucleus • include chlorine and fluorine • a row in the table of the elements • Ernest _____ discovered the nucleus • pure substance made of one kind of atom • _____ metals include sodium and rubidium • ...

GENERAL CHEMISTRY 1 2020-04-21

GENERAL CHEMISTRY 1 crossword puzzle
Across
  1. /whether it will break into charged particles when in solution with water or not.
  2. /whether the substance can damage an organism or not.
  3. /in counting the number of significant figures the term _______ notation is used.
  4. /a prefix where its numerical value is 1 million.
  5. /it is the simplest form of matter since it is composed of only one kind of atom.
  6. /a pure substance containing two or more kinds of atom chemically combined in a definite proportion by mass.
  7. /whether it reacts with acids, bases, and oxygen, gas, or not.
  8. /consist of coarse particles which are visible to the naked eye.
  9. /is a colloid of a liquid in a solid.
  10. /a base unit used to measure mass.
  11. /is determined when a certain qualitative value is relatively close to the "true" value.
  12. /whether the substance undergoes combustion or not.
  13. /is the results from the effects of uncontrolled variables in the measurement. It is always present and cannot be corrected.
  14. /a base unit used to measure the electric current.
  15. /the smallest particle of an element.
  16. /is a gas disbursed in a liquid or solid.
  17. /is a colloid made up of two liquids that are immiscible and small particles are suspended on it.
  18. /_________ is anything that has mass and occupies space.
  19. /is a process of separating a homogeneous mixture composed of two substances with different boiling point.
  20. /a prefix where its numerical value is 1 billion.
  21. /is the consistency of the result.
  22. /a base unit used to measure seconds.
  23. /the process of converting solid to liquid.
  24. /a colloidal system of particles are dispersed in gas.
  25. /the extrinsic property, it can be affected by the size and amount of samples.
  26. /formed when solid particles are dispersed in another solid.
Down
  1. /whether the substance can be easily decomposed or not.
  2. /they flow and take the shape of the container.
  3. /composed of two or more substances combined physically in variable proportions.
  4. /occurs when the internal make-up of the matter stays in the same, even after the change.
  5. /the process of converting liquid to gas.
  6. /a base unit used to measure length.
  7. /the ______ property of matter is the ability of a substance to react with other substance such as air, water, acid, and base.
  8. /a base unit used to measure luminous intensity.
  9. /a mixture whose composition varies from one position to another within the sample. It can be either a suspension or colloid.
  10. /they cannot be compressed and cannot move freely from place to place.
  11. /it is the process of separating the components of a suspension.
  12. /it occurs when solid is converted to gas.
  13. /a base unit used to measure the amount of substance.
  14. /is another method of separating complex mixtures, in which makes use of an adsorbent (filter paper).
  15. /a prefix where its numerical value is 1 trillion.
  16. /colloids exhibits this effect, which is the ability to scatter a beam of light that passes through it.
  17. /formed when solid particles are dispersed in a liquid phase.
  18. /occurs when smell changes, gas evolves, precipitate forms, energy releases or absorbs, temperature changes, and color changes in a reaction system.
  19. /its particles move quickly in all directions and it can fill up any container, and can be compressed.
  20. /a kind of physical property where it does not depend on the size or amount of the sample. Also called as intrinsic property.
  21. /_______ separation is the process of separating elemental metals from other particles in a mixture.
  22. /also called a solution and is relatively uniform in composition.
  23. /a base unit used to measure volume.
  24. /a base unit used to measure temperature.

50 Clues: /a base unit used to measure mass. • /is the consistency of the result. • /a base unit used to measure length. • /a base unit used to measure volume. • /is a colloid of a liquid in a solid. • /the smallest particle of an element. • /a base unit used to measure seconds. • /the process of converting liquid to gas. • /is a gas disbursed in a liquid or solid. • ...

GENERAL CHEMISTRY 1 2020-04-20

GENERAL CHEMISTRY 1 crossword puzzle
Across
  1. deals with the synthesis and behavior of inorganic and organometallic compounds
  2. that can be measured and observed without changing the composition of the substance
  3. subdiscipline of chemistry that studies the structure, properties and reactions of organic compounds
  4. ability of a substance to react with other substances such as air, water, acid and base
  5. simplest form of matter since it is composed of only one kind of atom
  6. consist of coarse particles which are visible to the naked eye
  7. composed of two or more substances combined physically in variable proportions
  8. looks at chemical principles in living organisms
  9. well-mixed and behave like a single substance
  10. consisting of a dispersed phase or the substance that is dissolved or scattered
  11. study of how matter behaves and its physical arrangement
  12. SUBSTANCE that has a definite composition and distinct properties
  13. which composition varies from one position to another
  14. does not depend on the size or amount of the sample
  15. substance can be easily decomposed or not
Down
  1. break into charged particles when in solution with water or not
  2. any substance that has mass and takes up space by having volume
  3. branch of science that deals with the identification of the substances of which matter is composed
  4. the substance undergoes combustion or not
  5. focuses on identifying and quantifying matter
  6. substance can damage an organism or not
  7. relatively uniform in composition; every portion is like every other portion
  8. reacts with acids, bases, oxygen, gas or not

23 Clues: substance can damage an organism or not • the substance undergoes combustion or not • substance can be easily decomposed or not • reacts with acids, bases, oxygen, gas or not • focuses on identifying and quantifying matter • well-mixed and behave like a single substance • looks at chemical principles in living organisms • ...

GENERAL CHEMISTRY 1 2020-04-20

GENERAL CHEMISTRY 1 crossword puzzle
Across
  1. consisting of a dispersed phase or the substance that is dissolved or scattered
  2. Pb is the symbol in the periodic table
  3. the substance undergoes combustion or not
  4. branch of science that deals with the identification of the substances of which matter is composed
  5. consisting of coarse particles which are visible to the naked eye
  6. relatively uniform in composition; every portion is like every other portion
  7. ability of a substance to react with other substances such as air, water, acid and base
  8. substance can damage an organism or not
  9. simplest form of matter since it is composed of only one kind of atom
  10. which composition varies from one position to another
  11. reacts with acids, bases, oxygen, gas or not
  12. break into charged particles when in solution with water or not
  13. focuses on identifying and quantifying matter
Down
  1. Rn s the symbol in the periodic table
  2. substance can be easily decomposed or not
  3. sub-discipline of chemistry that studies the structure, properties and reactions of organic compounds
  4. composed of two or more substances combined physically in variable proportions
  5. looks at chemical principles in living organisms
  6. SUBSTANCE that has a definite composition and distinct properties
  7. Cf is the symbol in the periodic table
  8. does not depend on the size or amount of the sample
  9. that can be measured and observed without changing the composition of the substance
  10. well-mixed and behave like a single substance
  11. any substance that has mass and takes up space by having volume
  12. deals with the synthesis and behavior of inorganic and nonmetallic compounds

25 Clues: Rn s the symbol in the periodic table • Pb is the symbol in the periodic table • Cf is the symbol in the periodic table • substance can damage an organism or not • substance can be easily decomposed or not • the substance undergoes combustion or not • reacts with acids, bases, oxygen, gas or not • well-mixed and behave like a single substance • ...

Chemistry NTI #8 2020-05-01

Chemistry NTI #8 crossword puzzle
Across
  1. Cr
  2. S
  3. B
  4. Mg
  5. N
  6. Al
  7. K
  8. H
  9. F
  10. Ca
  11. P
  12. Mn
Down
  1. Li
  2. Cl
  3. C
  4. Ne
  5. Ti
  6. V
  7. Si
  8. Be
  9. O
  10. Sc
  11. He
  12. Na
  13. Ar

25 Clues: S • C • B • V • N • O • K • H • F • P • Li • Cl • Cr • Ne • Ti • Si • Mg • Be • Sc • Al • He • Na • Ca • Ar • Mn

Chemistry Crossword Puzzle 2020-05-19

Chemistry Crossword Puzzle crossword puzzle
Across
  1. basic unit of length
  2. method of heating a liquid to create vapor which is collected when cooled separate from the original liquid
  3. study of the composition, structure, and properties of matter
  4. unit of thermodynamic temperature.
  5. energy released when a compound undergoes complete combustion with oxygen
  6. amount of matter in an object
  7. characteristic that can be determinedby changing a substance’s molecular structure
  8. composed of loosely packed particles and has an indefinite shape
  9. study of the properties and behaviour of inorganic compounds
  10. degree to which a chemical substance can damage an organism
  11. any standard used for making comparisons in measurements
  12. quantity of three-dimensional space occupied by a liquid, solid, or gas
  13. unit of amount in chemistry
  14. tendency of a substance to undergo chemical reaction to release energy.
  15. quantity of energy of motion of the component particles
  16. quality of a substance with respect to light reflected by the object
  17. substance formed when two or more chemical elements are chemically bonded together
  18. ratio between mass and volume or mass per unit volume
  19. homogeneous mixture of two or more substances
  20. science of obtaining, processing, and communicating information about the composition and structure of matter
  21. property that does not change as the amount of matter changes
  22. composed of tightly packed particles
  23. process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure.
  24. process used to separate solids from liquids or gases using a filter
  25. material made up of two or more different substances which are physically combinedSolution homogeneous mixture of two or more substances
  26. material that has a constant composition and has consistent properties
  27. chemically the simplest substances, composed of one atom
Down
  1. property that changes when the amount of matter changes
  2. study of the structure, properties, and preparation of chemical compounds
  3. mixture that has the same proportions of its components
  4. type of phase transition, or a change in a state of matter, just like melting, freezing, and evaporation
  5. study of chemical reactions that take place in living things
  6. study of the quantitative relationships between two or more substances undergoing a physical change or chemical change
  7. chemical reaction that involves the moving of electrons
  8. particles have a great deal of space between them and have high kinetic energy
  9. substance microscopically dispersed evenly throughout another substance
  10. the basic unit of mass
  11. measurement of the extent of something along its greatest dimension
  12. mixture consists of visibly different substances or phases
  13. study of the effect of chemical structure on the physical properties of a substance
  14. characteristic that can be determined without changing the substance’s chemical identity
  15. temperature at which the solid and liquid phases of a substance are in equilibrium at a specified pressure
  16. unit of electric current equal to one coulomb per second
  17. ability of a chemical to burn or ignite, causing fire or combustion
  18. temperature at which the vapor pressure of a liquid equals the external pressure surrounding the liquid
  19. any non-zero digits or trapped zeros
  20. method by which a mixture is separated by distributing its components between two phases
  21. emission of radiation in the form of particles or high energy photons
  22. smallest unit of matter
  23. unit of luminous intensity

50 Clues: basic unit of length • the basic unit of mass • smallest unit of matter • unit of luminous intensity • unit of amount in chemistry • amount of matter in an object • unit of thermodynamic temperature. • any non-zero digits or trapped zeros • composed of tightly packed particles • homogeneous mixture of two or more substances • ...

Chemistry Crossword Puzzle 2020-05-19

Chemistry Crossword Puzzle crossword puzzle
Across
  1. temperature at which the vapor pressure of a liquid equals the external pressure surrounding the liquid
  2. unit of luminous intensity
  3. characteristic that can be determined by changing a substance’s molecular structure
  4. property that changes when the amount of matter changes
  5. mixture that has the same proportions of its components
  6. the basic unit of mass
  7. quality of a substance with respect to light reflected by the object
  8. energy released when a compound undergoes complete combustion with oxygen
  9. ability of a chemical to burn or ignite, causing fire or combustion
  10. unit of electric current equal to one coulomb per second
  11. amount of matter in an object
  12. study of chemical reactions that take place in living things
  13. substance formed when two or more chemical elements are chemically bonded together
  14. material that has a constant composition and has consistent properties
  15. study of the properties and behaviour of inorganic compounds
  16. tendency of a substance to undergo chemical reaction to release energy.
  17. characteristic that can be determined without changing the substance’s chemical identity
  18. method by which a mixture is separated by distributing its components between two phases
  19. chemical reaction that involves the moving of electrons
  20. measurement of the extent of something along its greatest dimension
  21. quantity of energy of motion of the component particles
  22. homogeneous mixture of two or more substances
  23. mixture consists of visibly different substances or phases
Down
  1. study of the effect of chemical structure on the physical properties of a substance
  2. unit of thermodynamic temperature
  3. temperature at which the solid and liquid phases of a substance are in equilibrium at a specified pressure
  4. process used to separate solids from liquids or gases using a filter
  5. science of obtaining, processing, and communicating information about the composition and structure of matter
  6. any standard used for making comparisons in measurements
  7. study of the composition, structure, and properties of matter
  8. smallest unit of matter
  9. study of the structure, properties, and preparation of chemical compounds
  10. quantity of three-dimensional space occupied by a liquid, solid, or gas
  11. method of heating a liquid to create vapor which is collected when cooled separate from the original liquid
  12. particles have a great deal of space between them and have high kinetic energy
  13. type of phase transition, or a change in a state of matter, just like melting, freezing, and evaporation
  14. study of the quantitative relationships between two or more substances undergoing a physical change or chemical change
  15. property that does not change as the amount of matter changes
  16. material made up of two or more different substances which are physically combined
  17. any non-zero digits or trapped zeros
  18. degree to which a chemical substance can damage an organism
  19. process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure.
  20. composed of tightly packed particles
  21. substance microscopically dispersed evenly throughout another substance
  22. composed of loosely packed particles and has an indefinite shape
  23. emission of radiation in the form of particles or high energy photons
  24. unit of amount in chemistry
  25. basic unit of length
  26. ratio between mass and volume or mass per unit volume
  27. chemically the simplest substances, composed of one atom

50 Clues: basic unit of length • the basic unit of mass • smallest unit of matter • unit of luminous intensity • unit of amount in chemistry • amount of matter in an object • unit of thermodynamic temperature • any non-zero digits or trapped zeros • composed of tightly packed particles • homogeneous mixture of two or more substances • ratio between mass and volume or mass per unit volume • ...

Chemistry crossword puzzle 2020-05-25

Chemistry crossword puzzle crossword puzzle
Across
  1. nitrogen
  2. sugar
  3. kilogram
  4. meltingpoint
  5. distillation
  6. heterogenous
  7. inorganic
  8. polymer
  9. excitation
  10. chromatography
  11. color
  12. one
  13. alcohol
  14. homogenous
  15. gas
  16. environmental
  17. ampere
  18. biochemistry
  19. water
  20. butane
  21. liquid crystal
  22. industrial
  23. centimeter
  24. bakingsoda
  25. volume
  26. liquid
Down
  1. kelvin
  2. floatation
  3. analytical
  4. organic
  5. strange
  6. electro-degenerate
  7. neutron-degenerate
  8. elements
  9. solid
  10. photogenic
  11. two
  12. covalent
  13. boilingpoint
  14. plasma
  15. plasma
  16. second
  17. physical
  18. covalent
  19. three
  20. mass
  21. methane
  22. candela
  23. density
  24. metallic
  25. ionic
  26. salt

52 Clues: one • two • gas • mass • salt • sugar • color • solid • three • water • ionic • kelvin • plasma • plasma • second • ampere • butane • volume • liquid • organic • strange • polymer • alcohol • methane • candela • density • nitrogen • kilogram • elements • covalent • physical • covalent • metallic • inorganic • floatation • analytical • excitation • photogenic • homogenous • industrial • centimeter • bakingsoda • meltingpoint • distillation • heterogenous • boilingpoint • biochemistry • ...

General Chemistry Crossword 2020-05-05

General Chemistry Crossword crossword puzzle
Across
  1. - Is a mixture in which one substance of microscopically dispersed insoluble or soluble particles is suspended throughout another substance.
  2. - is a form of matter in which many of the electrons wander around freely among the nuclei of the atoms.
  3. -  is a material made up of two or more different substances which are physically combined
  4. - is a unit of measure of the rate of electron flow or current in an electrical conductor.
  5. - Is the quantity of three-dimensional space occupied by a liquid, solid, or gas.
  6. - of matter include any traits that can be measured, such as an object's density, colour, mass, volume, length, malleability, melting point, hardness, odour, temperature, and more.
  7. - of an object can be defined as the distance of separation between any two points at the extreme ends of the object.
  8. - is the smallest component of an element, characterized by a sharing of the chemical properties of the element and a nucleus with neutrons, protons and electrons.
  9. - meaning it has a shape that won't change.
  10. - Or ionisation, is the process by which an atom or a molecule acquires a negative or positive charge by gaining or losing electrons, often in conjunction with other chemical changes.
  11. - a thing that is composed of two or more separate elements.
  12. - symbol m, is the SI unit of length. It is defined by taking the fixed numerical value of the speed of light in vacuum
  13. - is the branch of chemistry that deals with the physical structure of chemical compounds, the way they react with other matter and the bonds that hold their atoms together.
  14. - is a measure of the amount of matter in an object.
  15. - Sulfur
  16. - is the process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure.
  17. - is the Standard International ( SI ) unit of thermodynamic temperature.
  18. - is a process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid.
  19. - is the SI unit for the amount of a substance. Its symbol is mol.
  20. - is the property of matter which reflects the quantity of energy of motion of the component particles
  21. -  is a state of matter that has no fixed shape and no fixed volume
  22. - is a substance whose atoms all have the same number of protons
  23. - is a sample of matter that retains its shape and density.
  24. Man's best friend
  25. - the form of an object or its external boundary
  26. - compounds are molecules associated with living organisms. These include carbohydrates, lipids, nucleic acids, proteins, enzymes, and hydrocarbon fuels.
  27. Has a trunk
  28. - chemistry that deals with the chemical compounds and processes occurring in organisms.
  29. - occurs when a system is in its lowest energy state, or chemical equilibrium with its environment.
  30. - such as mass and volume, depend on the amount of matter being measured.
  31. Large marsupial
  32. - is the degree to which a chemical substance or a particular mixture of substances can damage an organism.
Down
  1. - is the process by which water vapor in the air is changed into liquid water.
  2. Property - are used to observe and describe matter which includes appearance, texture, color, odor, melting point, boiling point, density, solubility, polarity, and many others.
  3. - a science that deals with the composition, structure, and properties of substances and with the transformations that they undergo
  4. - such as density and color, do not depend on the amount of the substance present
  5. - The process through which a substance changes from a liquid to a solid.
  6. - is examining materials by separating them into their components and identifying each one and how much there is of each one.
  7. - is an arrangement and organization of interrelated elements in a material object or system, or the object or system so organized.
  8. - is the geological process in which sediments, soil and rocks are added to a landform or land mass.
  9. - is the tendency of a substance to undergo chemical reaction, either by itself or with other materials, and to release energy.
  10. -  is defined as the duration in which all things happen, or a precise instant that something happens.
  11. - compounds are compounds which do not contain carbon and are not derived from living matter.
  12. - degree of conformity of a measure to a standard or a true value
  13. - element that is naturally radioactive. An isotope of uranium 235, is the main fuel for nuclear reactors and atomic bombs (see also atomic bomb).
  14. - is the process by which a substance changes from the solid phase to the liquid phase.
  15. - is the transition of a substance directly from the solid to the gas phase without passing through the intermediate liquid phase.
  16. Likes to chase mice
  17. - is a nearly incompressible fluid that conforms to the shape of its container but retains a (nearly) constant volume independent of pressure.
  18. - symbol kg, is the SI unit of mass.
  19. - (cd) is the SI base unit of luminous intensity.
  20. - Is a process for the separation of mixtures of immiscible liquids or of a liquid and a solid mixture such as a suspension.
  21. - the quality, condition, or fact of being exact and accurate.
  22. Flying mammal
  23. - meaning it has a shape that would change.

55 Clues: - Sulfur • Has a trunk • Flying mammal • Large marsupial • Man's best friend • Likes to chase mice • - symbol kg, is the SI unit of mass. • - meaning it has a shape that won't change. • - meaning it has a shape that would change. • - the form of an object or its external boundary • - (cd) is the SI base unit of luminous intensity. • ...

Chemistry FINAL Review 2024-05-17

Chemistry FINAL Review crossword puzzle
Across
  1. anything that has mass and takes up space
  2. energy due to motion
  3. algebraic expression, ratio, or number
  4. a transfer of energy between 2 objects at different temperatures
  5. a measure of the average kinetic energy of the molecules that make anything up
  6. a system that does not allow the exchange of matter
  7. number, 6.022 * 10^24
  8. a species that dissociates snd conducts electricity in H2O
  9. the amount of heat necessary to raise 1 gram of a substance by 1º
  10. a system that stays at constant temperature
  11. amount of heat needed to raise 1 gram of H2O from 3º to 4º
  12. a very precise lab measuring technique
  13. What method can you use to solve an equilibrium problem?
  14. group 17 - 7 valence electrons
  15. a system that does not allow the transfer of heat
  16. unit of measurement for amount of substance
Down
  1. lowers activation so that more particles of a compound can pass the threshold of energy
  2. stored energy or energy due to position
  3. when moles of acid equal moles of base
  4. point
  5. many types: ability to do work or produce heat
  6. a reaction that absorbs heat
  7. how well an object holds on to heat
  8. outermost electrons
  9. a force acting over a distance (good physics definition)
  10. a substance existing in 1 of at least 2 different structures depending on pH -- different colors
  11. bonds between ions - metals and nonmetals - large electronegativity difference
  12. a system that allows the exchange of matter
  13. where a reaction takes place
  14. strong bases
  15. anything that can have an effect on the system
  16. a reaction that releases heat

32 Clues: point • strong bases • outermost electrons • energy due to motion • number, 6.022 * 10^24 • a reaction that absorbs heat • where a reaction takes place • a reaction that releases heat • group 17 - 7 valence electrons • how well an object holds on to heat • when moles of acid equal moles of base • algebraic expression, ratio, or number • a very precise lab measuring technique • ...

AP Chemistry Practice 2024-05-17

AP Chemistry Practice crossword puzzle
Across
  1. A solution that resists changes in pH when small amounts of acid or base are added.
  2. Constant: A numerical value that expresses the ratio of the concentrations of products to reactants at equilibrium.
  3. A unit of mass used to express atomic and molecular weights, defined as one-twelfth the mass of a carbon-12 atom.
  4. The point in a titration at which the amount of titrant added is exactly enough to react with the analyte in the solution.
  5. The average distance between the nuclei of two bonded atoms.
  6. Attractive forces between polar molecules with permanent dipoles.
  7. A measure of the disorder or randomness in a system.
  8. The smallest unit of matter that retains the identity of a chemical element.
  9. A chemical reaction in which a single compound breaks down into two or more simpler substances.
  10. A thermodynamic quantity representing the total heat content of a system.
  11. Substances formed from two or more elements chemically bonded together.
  12. The average distance from the center of an atom's nucleus to the outermost electron shell.
  13. Describes a process that absorbs heat from its surroundings.
  14. Negatively charged subatomic particles orbiting the nucleus of an atom.
  15. Individual steps that make up a complex reaction mechanism.
  16. A state in which the forward and reverse reactions occur at the same rate, and the concentrations of reactants and products remain constant.
  17. Chemical bonds formed by the sharing of electron pairs between atoms.
  18. Attractive forces between a polar molecule and a nonpolar molecule that has been temporarily polarized.
  19. A technique for separating mixtures based on differences in the speed at which they move through a stationary phase.
  20. The amount of energy required to break one mole of bonds in gaseous molecules.
Down
  1. A substance that increases the rate of a chemical reaction without being consumed in the process.
  2. Numbers placed before reactants and products in a chemical equation to balance it.
  3. The simplest whole-number ratio of atoms in a compound.
  4. The distribution of electrons in an atom's electron shells and subshells.
  5. A theory stating that chemical reactions occur when reactant molecules collide with sufficient energy and proper orientation.
  6. A measure of an atom's ability to attract and hold onto electrons in a chemical bond.
  7. The science of measuring the heat of chemical reactions or physical changes.
  8. A reaction involving two reactant molecules coming together to form products.
  9. The principle that energy cannot be created or destroyed, only transformed.
  10. A separation of electrical charges within a molecule, resulting in a molecule having a positive end and a negative end.
  11. A process in which substances are transformed into different substances with different properties.
  12. The minimum amount of energy required for a chemical reaction to occur.
  13. The ability of a material to conduct electricity.
  14. The process of reducing the concentration of a solute in a solution, usually by adding more solvent.
  15. The process by which one substance takes in or soaks up another substance.

35 Clues: The ability of a material to conduct electricity. • A measure of the disorder or randomness in a system. • The simplest whole-number ratio of atoms in a compound. • Individual steps that make up a complex reaction mechanism. • The average distance between the nuclei of two bonded atoms. • Describes a process that absorbs heat from its surroundings. • ...

Chemistry of Life 2024-05-20

Chemistry of Life crossword puzzle
Across
  1. Polar molecule
  2. Consists of nucleotides
  3. Makes proteins
  4. Helps keep membrane flexible
  5. Single stranded
  6. Made up from monomers
  7. Reaction that results in the loss of water
  8. Contains genetic code
  9. Speeds up reactions
  10. Solid in room temperature
  11. Attraction of two different molecules
  12. adenosine triphosphate
  13. Breakdown of compound due to addition of water
  14. Long term energy
Down
  1. Broken down and used for energy
  2. The main component of the plant wall
  3. simple sugars with one monomer
  4. Attraction of molecules of the same kind
  5. Made up of amino acids
  6. Becomes a liquid in room temperature
  7. Cannot mix with water
  8. A molecule that can interact with water

22 Clues: Polar molecule • Makes proteins • Single stranded • Long term energy • Speeds up reactions • Made up from monomers • Contains genetic code • Cannot mix with water • Made up of amino acids • adenosine triphosphate • Consists of nucleotides • Solid in room temperature • Helps keep membrane flexible • simple sugars with one monomer • Broken down and used for energy • ...

Chemistry Crossword Puzzle 2024-05-07

Chemistry Crossword Puzzle crossword puzzle
Across
  1. measures reactant and product masses before and after chemical reactions.
  2. the temperature and pressure at which the solid, liquid, and gas forms of a substance coexist.
  3. ions are formed by gain or loss of an electron formation.
  4. the quality, condition, or fact of being exact and accurate.
  5. donates one proton per molecule, such as HCL and HCLO4.
  6. a substance that increases concentration of OH- ions in solution.
  7. has the highest ionization energy.
  8. a substance that increases the concentration of hydrogen ions in an aqueous solution.
Down
  1. donates more than one proton per molecule, such as H3PO4.
  2. created the plum pudding model.
  3. forces that hold molecules of a covalent compound.
  4. the measure of the average kinetic energy of the particles in a sample of matter.
  5. the study of how heat is converted to and from other forms of energy and how it affects matter.
  6. the total amount of energy; movement.
  7. the change in heat of the products from the reactants.
  8. the quality or state of being correct or precise.
  9. positively changed nucleus with electrons orbiting the nucleus.
  10. how strongly an atom attracts electrons .
  11. electrons orbit the nucleus in specific orbitals or shells of specific size and location.
  12. a substance that speeds up a chemical reaction without itself undergoing any chemical change.

20 Clues: created the plum pudding model. • has the highest ionization energy. • the total amount of energy; movement. • how strongly an atom attracts electrons . • the quality or state of being correct or precise. • forces that hold molecules of a covalent compound. • the change in heat of the products from the reactants. • ...

Chemistry Bonus Puzzle 2024-04-26

Chemistry Bonus Puzzle crossword puzzle
Across
  1. a set of four variables used to describe the location of electrons in an atom
  2. What is the most probable location of an electron?
  3. The energy required to remove an e- form an atom
  4. is an atom or group of atoms that has either lost or gained e-
  5. effect The reduction of the attractive force b/t a nucleus and its outer e-
  6. The mass of an atom
  7. What all elements exist as?
  8. What is a positively charged ion?
  9. a device used to measure energy released/absorbed as heat
Down
  1. What is the standard unit 6.02 x 10^23?
  2. What is a change that does not affect the compostition of a substance?
  3. What is the study how heat is converted to other forms of energy?
  4. What is the measure of how strong atoms attract bonding e- to themselves?
  5. What are the properties of elements that will reoccur?
  6. packets of light given off by excited atoms
  7. When protons and neutrons in a nucleus rearrange into a lower energy state
  8. What is known as the amount of time it takes for half of the atoms to decay?
  9. What is the lowest energy state of an atoms?
  10. a neutral particle having equal numbers of p+ and e-
  11. a description of an element's tendency to endure chemical reactions

20 Clues: The mass of an atom • What all elements exist as? • What is a positively charged ion? • What is the standard unit 6.02 x 10^23? • packets of light given off by excited atoms • What is the lowest energy state of an atoms? • The energy required to remove an e- form an atom • What is the most probable location of an electron? • ...

chemistry is fun 2024-05-01

chemistry is fun crossword puzzle
Across
  1. compounds that act as either an acid or a base
  2. type of double displacement
  3. enthalpy change for a reaction carried out in multiple steps is equal
  4. electrons orbit the nucleus in specific orbitals
  5. moles of H30+ ion from the acid equal the moles of oh- from the base
  6. solid to gas
  7. substance that accepts a protein
  8. buret filled with titrating solution
  9. points on a phase diagram in which two phrases of a substance become indistinguishable
Down
  1. point at which the indicator used in a titration changes color
  2. increases the concentration of hydroxide ions
  3. temperature and pressure at which the solid,liquid,and gas
  4. concentration of a solution determined by comparing it to a solution
  5. strong acid and base
  6. chemical dyes whose colors are affected by acidic and basic solutions
  7. study of how heat is converted to and from others forms of energy
  8. Gas to solid
  9. measured reactants and product masses
  10. device used to measure energy absorbed or released as heat
  11. change in heat of the products from the reactants
  12. weak acid with a strong base

21 Clues: Gas to solid • solid to gas • strong acid and base • type of double displacement • weak acid with a strong base • substance that accepts a protein • buret filled with titrating solution • measured reactants and product masses • increases the concentration of hydroxide ions • compounds that act as either an acid or a base • electrons orbit the nucleus in specific orbitals • ...

Chemistry of Materials 2024-03-06

Chemistry of Materials crossword puzzle
Across
  1. Favoring one thing over another in an unfair way.
  2. Small structures that make up all matter.
  3. Particular characteristics of a material such as the material’s density, melting point, or color. A change in volume of the material does not change its properties.
  4. Mixes evenly to form a clear mixture.
  5. The flexibility of a material.
  6. The basic building block of matter.
  7. A desirable outcome given up to gain another desirable outcome.
  8. The physical form of matter - solid, liquid, or gas.density, melting point, or color. A change in volume of the material does not change its properties.
  9. The ratio of the size of a real object and a model, map, diagram, or other representation of the object. Can also be used to refer to the general size of objects being referred to, for example molecular scale.
  10. A state of matter with a specific volume but not a specific shape. Liquid particles tend to stay together and move less than gas particles but more than solid particles.
  11. A type of solid matter used to make things.
  12. The amount of matter in an object.
  13. The energy an object has because of its motion.
  14. Two or more atoms held together by chemical bonds.
  15. An illustration showing all stages of a life cycle.
  16. Information that supports or refutes a claim.
  17. A property that can be identified, observed, or measured and does not rely on testing if the material reacts with another substance (e.g., color). See property: Particular characteristics of a material such as the material’s
Down
  1. A state of matter with no fixed shape. A gas will expand to fill the space available. The particles in gas tend to have a lot of movement and not stay grouped together.
  2. The phases in the existence of a product, including what is needed to make the product, how it will be made, and what will happen to the product when it is no longer being used.
  3. The ability of a substance to dissolve in another substance.
  4. An observable fact or event
  5. The amount of space that an object or substance occupies.
  6. A varied number of one or more kinds of atom bonded together to form a large network.
  7. Mass of a substance per unit of volume.
  8. The stuff that makes up all living and nonliving objects.
  9. Describes how a material reacts with another substance (e.g. reactivity with acid).
  10. A state of matter with relatively fixed volume and shape. Solid particles tend to stay close together and not move very much.
  11. is the motion of atoms or molecules within a substance, commonly referred to as heat.
  12. A substance made from more than one element joined by a chemical bond.
  13. The simplest pure substances.

30 Clues: An observable fact or event • The simplest pure substances. • The flexibility of a material. • The amount of matter in an object. • The basic building block of matter. • Mixes evenly to form a clear mixture. • Mass of a substance per unit of volume. • Small structures that make up all matter. • A type of solid matter used to make things. • ...

Chemistry Quiz 1 2024-04-01

Chemistry Quiz 1 crossword puzzle
Across
  1. caused an increase in the amount of oxygen in
  2. lowers the amount of activation energy needed to create a chemical reaction
  3. vertical on periodical table
  4. poisonous gas made from partially burn carbon is called carbon ……
  5. removing oxygen
  6. an element with a low boiling point is a …….. at average temperatures
  7. makes up around 70% of atmosphere
  8. elements with the same number of protons and electrons but different numbers of neutrons
  9. coloured green on universal indicator
  10. if a substance’s a varied boiling or melting point it is .. …
  11. diamonds, graphite and fulerenes are made of this
Down
  1. group 7 always come in twos because they share an electron
  2. group 1 alkaline metals become more ….. as you go down the periodic table
  3. group on inert gases in group 0
  4. gas….. used to measure small quantities of gase given off in a chemical reaction
  5. how you measure the rate of a chemical reaction at between set points
  6. conditions affecting the rate of a reaction are temperature, surface are and …..
  7. atmosphere over time
  8. an an acid + a base => a …… and water
  9. elements from the same period number have the same number of electron …….
  10. horizontal on periodic table
  11. form when two clear solutions form a solid

22 Clues: removing oxygen • atmosphere over time • vertical on periodical table • horizontal on periodic table • group on inert gases in group 0 • makes up around 70% of atmosphere • an an acid + a base => a …… and water • coloured green on universal indicator • form when two clear solutions form a solid • caused an increase in the amount of oxygen in • ...

Chemistry & Chemical Safety 2024-08-14

Chemistry & Chemical Safety crossword puzzle
Across
  1. material that is capable of igniting and burning
  2. abbreviated O/W emulsion; oil droplets emulsified in water
  3. alcohols that evaporate easily
  4. a substance that causes an increase in cellular mutations, some of which are harmful but others which have little or no effect on the body’s function; may cause cancer but not always
  5. chemical reaction that requires the absorption of energy or heat from an external source for the reaction to occur
  6. the smallest chemical components (often called particles) of an element
  7. required by law for all products sold include safety information about products compiled by the manufacturer, including hazardous ingredients, safe use and handling procedures, proper disposal guidelines, and precautions to reduce the risk of accidental harm or overexposure
  8. a stable, uniform mixture of two or more substances
  9. a measure of the acidity and alkalinity of a substance
  10. also known as bases; compounds that react with acids to form salts
  11. an ingredient that brings two normally incompatible materials together and binds them into a uniform and fairly stable mixture
  12. an ion with a negative electrical charge
  13. a colorless liquid or white crystals with a strong unpleasant odor that is used in permanent waving solutions
  14. the abbreviation used for potential hydrogen.
  15. the substance that is dissolved in a solution
  16. abbreviated W/O emulsion; water droplets emulsified in oil
  17. colorless gas with a pungent odor that is composed of hydrogen and nitrogen
  18. the simplest form of chemical matter; an element cannot be broken down into a simpler substance without a loss of identity
  19. an atom or molecule that carries an electrical charge
  20. chemical reaction that releases a significant amount of heat
  21. sweet, colorless, oily substance used as a solvent and as a moisturizer in skin and body creams
  22. abbreviated VOCs; compounds that contain carbon (organic) and evaporate very easily (volatile)
  23. liquids that are mutually soluble, meaning that they can be mixed together to form stable solutions
  24. subatomic particles with no charge
  25. a substance that causes or is believed to cause cancer
Down
  1. also known as redox; a chemical reaction in which the oxidizing agent is reduced (by losing oxygen) and the reducing agent is oxidized (by gaining oxygen)
  2. a solution that has a pH below 7
  3. rapid oxidation of a substance accompanied by the production of heat and light
  4. a contraction of surface active agents; substances that allow oil and water to mix, or emulsify
  5. an alpha hydroxy acid used in exfoliation and to lower the pH of products
  6. molecule containing two or more atoms of the same element in definite (fixed) proportions
  7. the substance that dissolves the solute and makes a solution
  8. special type of oil used in hair conditioners, water-resistant lubricants for the skin, and nail polish dryers
  9. abbreviated AHAs; acids derived from plants (mostly fruit) that are often used to exfoliate the skin
  10. a chemical combination of matter in definite (fixed) proportions
  11. an unstable physical mixture of two or more immiscible substances (substances that normally will not stay mixed) plus a special ingredient called an emulsifier
  12. when acids are mixed with alkalis in equal proportions, balancing the total pH and forming water (H2O) and a salt
  13. a change in the form or physical properties of a substance without a chemical reaction or the creation of a new substance
  14. unstable physical mixtures of undissolved particles in a liquid
  15. substances that should not be mixed or even stored near each other
  16. a substance that releases oxygen
  17. a substance that adds hydrogen to a chemical compound or subtracts oxygen from the compound
  18. characteristics that can be determined without a chemical reaction and that do not cause a chemical change in the substance
  19. liquids that are not capable of being mixed together to form stable solutions
  20. a change in the chemical composition or makeup of a substance
  21. material that is capable of igniting and burning, and easier to ignite than combustible material
  22. a solution that has a pH above 7
  23. characteristics that can be determined only by a chemical reaction and a chemical change in the substance
  24. the separation of an atom or molecule into positive and negative ions
  25. subatomic particles with a negative charge
  26. a very strong alkali used in chemical products and cleaners; commonly known as lye
  27. alkaline substances used to neutralize acids or raise the pH of many hair products
  28. easily absorbs moisture; in chemistry terms, capable of combining with or attracting water (water-loving)
  29. any substance that occupies space and has mass
  30. subatomic particles with a positive charge
  31. an ion with a positive electrical charge
  32. science that deals with the composition, structures, and properties of matter and how matter changes under different conditions
  33. a chemical combination of two or more atoms in definite (fixed) proportions

58 Clues: alcohols that evaporate easily • a solution that has a pH below 7 • a substance that releases oxygen • a solution that has a pH above 7 • subatomic particles with no charge • an ion with a negative electrical charge • an ion with a positive electrical charge • subatomic particles with a negative charge • subatomic particles with a positive charge • ...

CHEMISTRY AT WORK 2024-09-13

CHEMISTRY AT WORK crossword puzzle
Across
  1. A type of lipid that forms cell membranes. (pg 57)
  2. A weak bond between a hydrogen atom and an electronegative atom.(pg 41)
  3. The sum of all chemical reactions in a living organism. (pg 35)
  4. A bond formed by the transfer of electrons. (pg 42)
  5. A small molecule involved in metabolism.(pg 58)
  6. An atom with a net electric charge. (pg 24)
  7. A substance that is dissolved in a solvent. (pg 44)
  8. The process of making RNA from DNA.(pg 59)
  9. A macromolecule made of amino acids. (pg 33)
  10. The movement of water across a membrane. (pg 49)
  11. A bond between amino acids in proteins.(pg 58)
  12. A carbohydrate made of two sugar units.(pg 52)
  13. A substance that conducts electricity when dissolved in water. (pg 51)
  14. A neutral particle in an atom's nucleus. (pg 25)
  15. A pure substance that cannot be broken down. (pg 26)
  16. A homogeneous mixture of two or more substances.(pg 47)
  17. The building blocks of proteins.(pg 35)
  18. A substance with a pH less than 7. (pg 30)
  19. A protein that speeds up chemical reactions. (pg 31)
  20. A macromolecule that carries genetic information.(pg 55)
  21. A substance with a pH greater than 7. (pg 30)
  22. A bond formed by the sharing of electrons. (pg 33)
  23. Ahe number of electrons in the outer shell of an atom. (pg 30)
  24. The process of copying DNA. (pg 57)
Down
  1. A large molecule composed of smaller subunits. (pg 56)
  2. A type of lipid made of three fatty acids and glycerol.(pg 51)
  3. A measure of acidity or alkalinity. (pg 30)
  4. The genetic material in cells.(pg 34)
  5. The basic unit of nucleic acids.(pg 33)
  6. A force that holds atoms together. (pg 28)
  7. The movement of particles from an area of high concentration to an area of low concentration.(pg 48)
  8. A carbohydrate made of many sugar units. (pg 53)
  9. A negatively charged particle in an atom. (pg 25)
  10. The energy currency of the cell. (pg 32)
  11. A carbohydrate made of a single sugar unit. (pg 55)
  12. The process of synthesizing proteins from RNA.(pg 57)
  13. The smallest unit of an element. (pg 22)
  14. The process by which proteins lose their structure.(pg 57)
  15. A positively charged particle in an atom.
  16. A type of lipid that includes hormones.(pg 56)
  17. A simple sugar that is an important energy source. (pg 33)
  18. Atoms of the same element with different numbers of neutrons.(pg 41)
  19. A substance that increases the rate of a chemical reaction without being consumed. (pg 29)
  20. A nucleic acid involved in protein synthesis. (pg 40)
  21. A group of atoms bonded together. (pg 22)
  22. A solution that resists changes in pH. (pg 31)
  23. A type of macromolecule that is hydrophobic. (pg 35)
  24. A substance that dissolves another substance.( pg 47)
  25. A macromolecule made of sugar units. (pg 37)
  26. A substance formed from two or more elements. (pg 25)

50 Clues: The process of copying DNA. (pg 57) • The genetic material in cells.(pg 34) • The basic unit of nucleic acids.(pg 33) • The building blocks of proteins.(pg 35) • The energy currency of the cell. (pg 32) • The smallest unit of an element. (pg 22) • A positively charged particle in an atom. • A group of atoms bonded together. (pg 22) • ...

Chemistry Comes Alive 2024-09-13

Chemistry Comes Alive crossword puzzle
Across
  1. Any element or compound that is equal to its atomic weight or molecular weight weighed out in grams.
  2. The measure of hydrogen ion concentration of a solution (in moles per liter).
  3. This is a modified simple sugar (a sugar alcohol).
  4. These are single-chain or single-ring structures containing from three to seven carbon atoms.
  5. Synthesis The acid group of one amino acid is bonded to the amine group of the next, with the loss of a water molecule.
  6. A long double stranded polymer -a double chain of nucleotides.
  7. Substances that increase the rate of a chemical reactions without themselves becoming chemically changed or part of the product.
  8. These are heterogeneous mixtures, which means that their composition is dissimilar in different areas of the mixture.
  9. The most abundant and important inorganic compound in living matter.
  10. These are unique substances that cannot be decomposed into simpler substances by ordinary chemical methods.
  11. Ion An important base in the body, that is particularly abundant in the blood.
  12. These have the same molecular formula, their atoms are arranged differently and giving them different chemical properties.
  13. Structure The sequence of amino acids that forms a polypeptide chain.
  14. A type of globular proteins that act as biological catalyst.
  15. These have a sour taste, can react with many metals and burn a hole in your rug.
  16. Acids Composed of carbon, oxygen hydrogen, nitrogen and phosphorus, are the largest molecules in the body.
  17. Energy These are energy that travels in waves.
  18. This has a bitter taste that feels slippery and are proton acceptors, that is they take up hydrogen ions (H+) in detectable amounts.
  19. Bases This easily dissociates easily in water and quickly ties up H+.
  20. These have the same number of protons and electrons but differ in the number of neutrons they contain.
  21. These are diverse lipids chiefly derived from 20-carbon fatty acid (arachidonic acid) found in all membranes.
  22. These are substances composed of two or more components physically intermixed.
  23. The capacity to do work or to put matter into motion.
  24. These are heterogeneous mixtures with large, often visible solutes that tend to settle out.
  25. Bonds A chemical bond between atoms is formed by the transfer of one or more electrons from one atom to the other.
  26. This is called the energy of action.
Down
  1. Structure Two or more polypeptide chains, each with their own tertiary structure combine to form a functional protein.
  2. A combination of two or more atoms held together by chemical bonds
  3. Energy The amount of energy needed to break the bonds of the reactants so they can rearrange themselves and become the product.
  4. Acids These are the building blocks of protein molecules.
  5. The storage of carbohydrates formed by plants.
  6. These are polymers of simple sugars linked together by dehydration synthesis.
  7. A group of molecules that includes sugars and starches.
  8. These are homogeneous mixtures of components that may be gases, liquids or solids.
  9. Anything that can occupies space and has mass
  10. Peptide bonds linking amino acids together are broken when water is added to the bond.
  11. These are insoluble in water but dissolve readily in other lipids and in organic solvents such as alcohol and ether.
  12. This mixture has the same composition or makeup throughout.
  13. Single strands of nucleotides.
  14. This is found in cell membranes and is the raw material for synthesis of vitamin D, steroid hormones and bile salts.
  15. A type of energy which results from the movement of charged particles.
  16. Flat molecules made of four interlocking hydrocarbon rings.
  17. Living cells are extraordinarily sensitive to even slight changes in the pH of the environment.
  18. Number An atom is the sum of the masses of its protons and neutrons.
  19. The process of atomic decay.
  20. This is formed when two monosaccharides are joined by dehydration synthesis.
  21. The universal energy compound of body cells.
  22. This is the substance on which enzymes act.
  23. The study of chemical composition and reactions of living matter.
  24. An ionic compound containing cations other than H+ and anions other than the hydroxy ion.
  25. Reaction This occurs when a molecule is broken down into smaller molecules or its constituent atoms.

51 Clues: The process of atomic decay. • Single strands of nucleotides. • This is called the energy of action. • This is the substance on which enzymes act. • The universal energy compound of body cells. • Anything that can occupies space and has mass • The storage of carbohydrates formed by plants. • Energy These are energy that travels in waves. • ...

CHEMISTRY COMES ALIVE 2024-09-13

CHEMISTRY COMES ALIVE crossword puzzle
Across
  1. substances that react.
  2. heterogeneous mixtures with large, often visible solute particles that tend to settle out.
  3. state in which for each molecule of product formed, one product molecule breaks down, releasing the reactants.
  4. negatively charged subatomic particles with a mass of 0 amu
  5. reaction occurs when a molecule is broken down into smaller molecules or its constituent atom.
  6. are substances composed of two or more components physically intermixed
  7. noble gas configuration with eight electrons on the valence shell
  8. regions around the nucleus in which a given electron or electron pair is likely to be found most of the time
  9. number the number of protons and electrons in a atom
  10. when atoms or molecules combine to form a larger, more complex molecule.
  11. reactions that release energy
  12. similar in composition.
  13. substances that conduct an electrical current in solution
  14. unique substances that cannot be broken down into simpler substances by ordinary chemical methods
  15. an average of the relative weights (mass numbers) of all the isotopes of an element, taking into account their relative abundance in nature
  16. a displacement reaction to form water and a salt.
  17. a combination of two or more atoms held together by chemical bonds
  18. substances that increase the rate of chemical reactions without themselves becoming chemically changed or part of the product.
  19. model of an atom in which electrons circle the nucleus like planets circle the sun
  20. energy stored or still energy
  21. a substance made from two or more different elements that have been chemically joined
  22. positively charged subatomic particles with a mass of 1 amu
  23. are homogeneous mixtures with the smallest solute particles
  24. bonds formed when valence electrons are started between atoms.
  25. level the energy an electron has / the energy an electron has above ground state
Down
  1. An unstable form of a chemical element that releases radiation as it breaks down and becomes more stable.
  2. polymers of simple sugars linked together by dehydration synthesis
  3. covalent bonds with equal sharing of electrons and charge-balanced among atoms
  4. the simplest carbohydrates/sugar
  5. anything that has mass and takes up space
  6. the tendency of an atom or a functional group to attract electrons toward itself.
  7. gain of an electron, or the loss of an oxygen, or the gain of a hydrogen
  8. the sum of the masses of the protons and neutrons of a atom.
  9. substance produced from reaction.
  10. a symbol one- or two-letter chemical shorthand that represents a element
  11. a reaction in which the conversion of reactants to products and the conversion of products to reactants occur simultaneously.
  12. are heterogeneous mixtures, the solute particles are larger than those in true solutions, but they still do not settle out.
  13. energy in action
  14. neutral subatomic particles with a mass of 1 amu
  15. dissimilar in composition.
  16. proton acceptor
  17. occurs whenever chemical bonds are formed, rearranged, or broken.
  18. loss of an electron or the gain of an oxygen molecule of the loss of a hydrogen
  19. the basic building blocks of matter
  20. an atom that tends to lose electrons and form positive ions in chemical reactions.
  21. covalent bonds with unequal sharing of electrons with a slight negative charge (δ–) at one end of the molecule and, a slight positive charge (δ+) at the other end.
  22. a structural variant of an element with the same number of protons and electrons but a different number of neutrons
  23. proteins and other types of molecules that resists pH change on the addition of acidic or basic components.
  24. bond formed between a metal and a non-metal
  25. a type of chemical reaction that involves a transfer of electrons between two species where one species is oxidised and the other reduced.

50 Clues: proton acceptor • energy in action • substances that react. • similar in composition. • dissimilar in composition. • reactions that release energy • energy stored or still energy • the simplest carbohydrates/sugar • substance produced from reaction. • the basic building blocks of matter • anything that has mass and takes up space • bond formed between a metal and a non-metal • ...

CHEMISTRY COMES ALIVES 2024-09-13

CHEMISTRY COMES ALIVES crossword puzzle
Across
  1. lipid-based signaling molecules that play a unique role in innate immune responses 47
  2. A substance capable of donating an hydrogen ion 39
  3. round particles made of fat and proteins that travel in your bloodstream to cells throughout your body 46
  4. Lipids that are produced by the dehydration synthesis of one or more fatty acids with an alcohol like glycerol 42
  5. Process by which water is used to split a substance into a smaller particle 42
  6. Made up of two sugars 43
  7. A protein that acts as a biological catalyst to speed up a chemical reaction 51
  8. The tendency of atoms to interact in such away that they have eight electron 31
  9. The outermost shell of any atom is called the valence shell and the electrons that reside in the valence shell are called valence electrons 31
  10. Made up of many sugars 43
  11. Made up of one sugar 43
  12. protons are positively charged 24
  13. Chemical reaction that releases engergy 37
  14. Fat molecules that have more than one unsaturated carbon bond in the molecule 46
  15. Substances that increase the rate of chemical reaction 38
  16. a heterogeneous mixture in which the dispersed particles 29
  17. the scientific study of planets and their planetary systems which includes moons, ring systems, gas clouds, and magnetospheres 26
  18. Chemical bond formed by electron transfer between atom 29
  19. Have different atomic forms of the same elements 27
  20. A molecule of any of a class of compounds (42)
  21. Chemical substances such as salt, acids, and bases, that ionize and dissociate in water and are capable of conduction and electrical current 39
  22. Any compound composed of atoms held together by covalent bonds 41
  23. the interatomic linkage that results from the sharing of an electron pair between two atoms 32
  24. Group of chemical substance including certain hormones and cholesterol 47
  25. A state of body equilibrium or stable internal environment of the body 39
Down
  1. Process by which a large molecule is synthesized by removing water and covalent bonding smaller molecules together 36
  2. the tendency of an atom to donate electrons and form positively charged cations34
  3. A chemical substance or system that minimizes changes 41
  4. Modifies lipids contains phosphorus 46
  5. Building block of nucleic acids 53
  6. a three dimensional description of the most likely location of an electron around an atom 25
  7. Fats and oils composed of fatty acids and glycerol 45
  8. A chemical reaction in which larger more complex atoms or molecules are formed form simpler form 36
  9. Organic molecule that stores and releases chemical energy for the use in body cell 55
  10. Having no net electric charge (42)
  11. Refer to how a given nitrogenous base of DNA or RNA bonds to another nitrogenous base 54
  12. A substance capable of binding with hydrogen ions 39
  13. dissociate fully in water to produce the maximum number of H+ ions 41
  14. a heterogeneous mixture in which the solid particles do not dissolve 29
  15. The number of molecules in one mole of any substance, 6.02 x 10^23 30
  16. Displacement reaction in which mixing an acid and base from water and a salt 40
  17. neutrons are uncharged 24
  18. electrons are negatively charged 24
  19. the unfolding or breaking up of a protein, modifying its standard three-dimensional structure 50
  20. Chemical reaction that absorb energy 32
  21. Isotopes that exhibit radioactive behavior 28
  22. a compound made up of two or more chemical components that are not chemically 29linked.
  23. Weak bond in which a hydrogen atom forms a bridge between two electron-hungry atoms 34
  24. The smallest unit of an element (25)
  25. an acid chemical which does not dissociate (split into ions) completely in water solution 41
  26. Ability to do work (24)

51 Clues: Made up of one sugar 43 • Ability to do work (24) • Made up of two sugars 43 • Made up of many sugars 43 • neutrons are uncharged 24 • protons are positively charged 24 • Building block of nucleic acids 53 • Having no net electric charge (42) • electrons are negatively charged 24 • The smallest unit of an element (25) • Modifies lipids contains phosphorus 46 • ...

CHEMISTRY COMES ALIVE 2024-09-13

CHEMISTRY COMES ALIVE crossword puzzle
Across
  1. lipid-based signaling molecules that play a unique role in innate immune responses 47
  2. A substance capable of donating an hydrogen ion 39
  3. round particles made of fat and proteins that travel in your bloodstream to cells throughout your body 46
  4. Lipids that are produced by the dehydration synthesis of one or more fatty acids with an alcohol like glycerol 42
  5. Process by which water is used to split a substance into a smaller particle 42
  6. Made up of two sugars 43
  7. A protein that acts as a biological catalyst to speed up a chemical reaction 51
  8. The tendency of atoms to interact in such away that they have eight electron 31
  9. The outermost shell of any atom is called the valence shell and the electrons that reside in the valence shell are called valence electrons 31
  10. Made up of many sugars 43
  11. Made up of one sugar 43
  12. protons are positively charged 24
  13. Chemical reaction that releases engergy 37
  14. Fat molecules that have more than one unsaturated carbon bond in the molecule 46
  15. Substances that increase the rate of chemical reaction 38
  16. a heterogeneous mixture in which the dispersed particles 29
  17. the scientific study of planets and their planetary systems which includes moons, ring systems, gas clouds, and magnetospheres 26
  18. Chemical bond formed by electron transfer between atom 29
  19. Have different atomic forms of the same elements 27
  20. A molecule of any of a class of compounds (42)
  21. Chemical substances such as salt, acids, and bases, that ionize and dissociate in water and are capable of conduction and electrical current 39
  22. Any compound composed of atoms held together by covalent bonds 41
  23. the interatomic linkage that results from the sharing of an electron pair between two atoms 32
  24. Group of chemical substance including certain hormones and cholesterol 47
  25. A state of body equilibrium or stable internal environment of the body 39
Down
  1. Process by which a large molecule is synthesized by removing water and covalent bonding smaller molecules together 36
  2. the tendency of an atom to donate electrons and form positively charged cations34
  3. A chemical substance or system that minimizes changes 41
  4. Modifies lipids contains phosphorus 46
  5. Building block of nucleic acids 53
  6. a three dimensional description of the most likely location of an electron around an atom 25
  7. Fats and oils composed of fatty acids and glycerol 45
  8. A chemical reaction in which larger more complex atoms or molecules are formed form simpler form 36
  9. Organic molecule that stores and releases chemical energy for the use in body cell 55
  10. Having no net electric charge (42)
  11. Refer to how a given nitrogenous base of DNA or RNA bonds to another nitrogenous base 54
  12. A substance capable of binding with hydrogen ions 39
  13. dissociate fully in water to produce the maximum number of H+ ions 41
  14. a heterogeneous mixture in which the solid particles do not dissolve 29
  15. The number of molecules in one mole of any substance, 6.02 x 10^23 30
  16. Displacement reaction in which mixing an acid and base from water and a salt 40
  17. neutrons are uncharged 24
  18. electrons are negatively charged 24
  19. the unfolding or breaking up of a protein, modifying its standard three-dimensional structure 50
  20. Chemical reaction that absorb energy 32
  21. Isotopes that exhibit radioactive behavior 28
  22. a compound made up of two or more chemical components that are not chemically 29linked.
  23. Weak bond in which a hydrogen atom forms a bridge between two electron-hungry atoms 34
  24. The smallest unit of an element (25)
  25. an acid chemical which does not dissociate (split into ions) completely in water solution 41
  26. Ability to do work (24)

51 Clues: Made up of one sugar 43 • Ability to do work (24) • Made up of two sugars 43 • Made up of many sugars 43 • neutrons are uncharged 24 • protons are positively charged 24 • Building block of nucleic acids 53 • Having no net electric charge (42) • electrons are negatively charged 24 • The smallest unit of an element (25) • Modifies lipids contains phosphorus 46 • ...

Chemistry vocab crossword 2024-09-25

Chemistry vocab crossword crossword puzzle
Across
  1. the quantity of heat required to raise the temperature
  2. the releasing of heat
  3. a subatomic particle of about the same mass as a proton but without an electric charge
  4. a stable subatomic particle with a charge of negative electricity
  5. the movement of heat going up and cold going down
  6. the study of heat in chemical reactions
  7. a fundamental property of electrons that describes their intrinsic angular momentum
  8. a subatomic particle with a positive charge
  9. the natural agent stimulates sight and makes things visible
  10. the degree of disorder or uncertainty in a system
Down
  1. distance between successive crests of a wave
  2. lets go of
  3. basic unit of a chemical element
  4. equal in value,amount,function,meaning
  5. a pure substance consisting of only one type of atom
  6. the rate at which something occurs or is repeated over a particular period of time in a given sample
  7. energy that travels in the form of waves or particles
  8. atoms of the same element that have different number of neutrons
  9. the smallest amount of energy that can be emitted or absorbed as electromagnetic radiation
  10. takes in
  11. being hot or high in temperature
  12. the process of heat or electricity that passes through something
  13. measurement of energy in a thermodynamic system
  14. absorption of heat
  15. the total number of protons and neutrons in an atoms nucleus

25 Clues: takes in • lets go of • absorption of heat • the releasing of heat • basic unit of a chemical element • being hot or high in temperature • equal in value,amount,function,meaning • the study of heat in chemical reactions • a subatomic particle with a positive charge • distance between successive crests of a wave • measurement of energy in a thermodynamic system • ...

Chemistry of Life 2024-05-29

Chemistry of Life crossword puzzle
Across
  1. When two monosaccharides join together
  2. Consists of a nitrogenous base, a five-carbon sugar
  3. Two molecules join together because the removal of water
  4. Simplest form of carbohydrates
  5. Region on an enzyme where the substrate binds
  6. Primary source of energy for organisms
  7. Energy storage molecule
Down
  1. A molecule is broken down by the addition of water
  2. Increases the rate of reaction by reducing activation energy
  3. Made up of monomers
  4. Lipid with a hydrophilic head and hydrophobic tail
  5. Binds to the enzyme
  6. The building block of your cell membrane
  7. Double stranded molecules that carries genetic information
  8. Basic building block of polymers
  9. Measure of acidity
  10. A five-carbon sugar molecule found in the structure of DNA
  11. Single stranded
  12. Stores and transfers energy in chemical reactions within cells
  13. Their molecules are typically polar or charged and can form hydrogen bonds with water molecules.

20 Clues: Single stranded • Measure of acidity • Made up of monomers • Binds to the enzyme • Energy storage molecule • Simplest form of carbohydrates • Basic building block of polymers • When two monosaccharides join together • Primary source of energy for organisms • The building block of your cell membrane • Region on an enzyme where the substrate binds • ...

Chemistry Crossword Puzzle 2024-09-27

Chemistry Crossword Puzzle crossword puzzle
Across
  1. chemical substance that cannot be broken down
  2. number of protons in the nucleus of an atom
  3. process that allows heat to be released
  4. total number of protons and neutrons in the nucleus of an atom
  5. process that absorbs heat
  6. outer layer of electrons
  7. the whole arrangement of elements
  8. neutral charge in a nucleus
  9. the letter representation of an element
  10. the smallest part of an element
  11. type or structure that deals with the valence electrons
Down
  1. includes helium, krypton, neon, and more
  2. highest amount of frequency
  3. number of waves that pass a certain point per unit of time
  4. horizontal row on the periodic table
  5. theory that all substances are composed of atoms
  6. lowest amount of frequency
  7. same protons different neutrons
  8. negatively charged item in a nucleus
  9. distance between wave crests
  10. vertical row on the periodic table
  11. positively charged particle
  12. where protons and neutrons stay
  13. type of diagram that has up and down arrows
  14. type of charged particle
  15. negatively charged particle
  16. positively charged item of the nucleus

27 Clues: outer layer of electrons • type of charged particle • process that absorbs heat • lowest amount of frequency • highest amount of frequency • positively charged particle • neutral charge in a nucleus • negatively charged particle • distance between wave crests • same protons different neutrons • where protons and neutrons stay • the smallest part of an element • ...

What is Chemistry? 2023-01-24

What is Chemistry? crossword puzzle
Across
  1. An educated guess
  2. Separates particles in a homogeneous mixture based on solubility
  3. Cutting your hair is an example of an ____ physical change
  4. Examining cells is an example of ______
  5. What contains two or more elements in a fixed proportion?
  6. A chemical _____ represents a compound
  7. A way to conduct experiments accurately
  8. When you boil two liquids that have different boiling points, you are preforming ____
Down
  1. How well something dissolves
  2. The study of chemicals containing carbon
  3. A solid formed from two liquids
  4. Because blood has distinct phases, it is a ____ mixture
  5. Kilo- is 10^3 in this system of measurement
  6. _____ can be found on the periodic table
  7. Coffee pots separates a solid from a liquid using this method
  8. You used your 5 senses to make an _____
  9. Air is an example of a ____ Mixture
  10. What is used to display data in a visual way?
  11. The revised version of the metric system
  12. The ratio of the mass of an object to its volume
  13. Anything that takes up space and has mass
  14. What is the space between two grid lines on a graph?

22 Clues: An educated guess • How well something dissolves • A solid formed from two liquids • Air is an example of a ____ Mixture • A chemical _____ represents a compound • You used your 5 senses to make an _____ • Examining cells is an example of ______ • A way to conduct experiments accurately • The study of chemicals containing carbon • _____ can be found on the periodic table • ...

UNIT 1 CHEMISTRY 2023-01-24

UNIT 1 CHEMISTRY crossword puzzle
Across
  1. Study of processes that occur inside living organisms
  2. Separates two or more liquids with different boiling points from a homogeneous mixture
  3. Physical blend of two or more component
  4. Based on multiples of ten
  5. Method for expressing very large and very small numbers
  6. Proposed explanation for an observation
  7. A visual way of displaying information or data
  8. Used to represent an element
  9. Study of the composition of matter
  10. Used to represent a compound
  11. Separates a solid from a liquid in a heterogeneous mixture
Down
  1. Separates particles in a homogeneous mixture base on size and solubility
  2. Study of chemicals that do not contain carbon
  3. Study of changes in matter and energy
  4. A change that does not alter the composition of the material
  5. The Study of Matter and The Changes it Undergoes
  6. Space between two grid lines on a graph, it must be consistent
  7. Study of chemicals containing carbon and hydrogen
  8. Concise statement that summarizes the results of many observations and experiments
  9. Anything that has mass and takes up space

20 Clues: Based on multiples of ten • Used to represent an element • Used to represent a compound • Study of the composition of matter • Study of changes in matter and energy • Physical blend of two or more component • Proposed explanation for an observation • Anything that has mass and takes up space • Study of chemicals that do not contain carbon • ...

Chemistry Unit 3 2023-01-24

Chemistry Unit 3 crossword puzzle
Across
  1. when naming binary ionic compounds, write the name of the ___ first
  2. compounds that have one or more hydrogen atoms and produce hydrogen ions when dissolved in water
  3. valence-shell electron-pair repulsion
  4. the energy required to break the bond between two covalently bonded atoms
  5. formed when atoms gain one or more valence electrons
  6. neutral groups of atoms held together by covalent bonds
  7. molecules can be described as polar or...
  8. a group of atoms with a positive or negative charge
Down
  1. a binary compound is composed of...
  2. the lowest whole number ratios of ions in an ionic compound
  3. diagrams that show valence electrons in an atom as dots
  4. formed when atoms lose one or more valence electrons
  5. molecules containing two of the same element (hydrogen gas)
  6. the strongest type of intermolecular force
  7. the weakest type of intermolecular force
  8. held together by electrostatic forces
  9. the pre-fix for the number five in a binary molecular compound
  10. ionic compounds have a net charge of...
  11. ionic compounds that produce hydroxide ions when dissolved in water
  12. the roman numeral for the number four

20 Clues: a binary compound is composed of... • held together by electrostatic forces • valence-shell electron-pair repulsion • the roman numeral for the number four • ionic compounds have a net charge of... • the weakest type of intermolecular force • molecules can be described as polar or... • the strongest type of intermolecular force • ...

The Chemistry Crossword 2023-05-23

The Chemistry Crossword crossword puzzle
Across
  1. an apparatus for measuring the amount of heat involved in a chemical reaction or other process.
  2. the quality of being hot; high temperature.
  3. the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.
  4. the heat required to raise the temperature of the unit mass of a given substance by a given amount
  5. the SI unit of work or energy, equal to the work done by a force of one newton when its point of application moves one meter in the direction of action of the force
  6. the change in the enthalpy of a chemical reaction that occurs at a constant pressure
  7. the heat absorbed by one mole of a substance as it is converted from a liquid to a gas.
  8. a fundamental law of physics and chemistry stating that the total energy of an isolated system is constant despite internal changes
  9. the degree or intensity of heat present in a substance or object, especially as expressed according to a comparative scale and shown by a thermometer or perceived by touch.
  10. the branch of chemistry concerned with the quantities of heat evolved or absorbed during chemical reactions.
Down
  1. the energy stored in the chemical bonds of a substance.
  2. the heat absorbed by one mole of that substance as it is converted from a solid to a liquid
  3. a unit of energy equivalent to the heat energy needed to raise the temperature of 1 gram of water by 1 °C (now often defined as equal to 4.1868 joules).
  4. the heat energy given out when one mole of a substance burns completely in oxygen.
  5. the strength and vitality required for sustained physical or mental activity.
  6. energy which a body possesses by virtue of being in motion.
  7. accompanied by or requiring the absorption of heat
  8. formed from its constituent elements with a net release of heat.
  9. a device used to measure the amount of heat involved in a chemical or physical process
  10. a thermodynamic quantity equivalent to the total heat content of a system. It is equal to the internal energy of the system plus the product of pressure and volume.

20 Clues: the quality of being hot; high temperature. • accompanied by or requiring the absorption of heat • the energy stored in the chemical bonds of a substance. • energy which a body possesses by virtue of being in motion. • formed from its constituent elements with a net release of heat. • the strength and vitality required for sustained physical or mental activity. • ...

We've got CHEMISTRY 2023-04-25

We've got CHEMISTRY crossword puzzle
Across
  1. liquid to gas
  2. solid to gas
  3. number of protons in the nucleus
  4. absorbs heat
  5. gas to solid
  6. a mixture that is not uniform
  7. when two liquids do not mix
  8. pressure is constant
  9. atoms with different numbers of neutrons
  10. microscopic particles are dispersed evenly
  11. point at the end of a curve
Down
  1. the process of burning something
  2. gas to liquid
  3. sum of protons and neutrons
  4. numbers being accuracy
  5. a combination of two substances
  6. temperature is constant
  7. volume is constant
  8. releases heat
  9. a mixture containing particles that settle out

20 Clues: solid to gas • absorbs heat • gas to solid • gas to liquid • liquid to gas • releases heat • volume is constant • pressure is constant • numbers being accuracy • temperature is constant • sum of protons and neutrons • when two liquids do not mix • point at the end of a curve • a mixture that is not uniform • a combination of two substances • the process of burning something • ...

We've got CHEMISTRY 2023-04-25

We've got CHEMISTRY crossword puzzle
Across
  1. liquid to gas
  2. solid to gas
  3. number of protons in the nucleus
  4. absorbs heat
  5. gas to solid
  6. a mixture that is not uniform
  7. when two liquids do not mix
  8. pressure is constant
  9. atoms with different numbers of neutrons
  10. microscopic particles are dispersed evenly
  11. point at the end of a curve
Down
  1. the process of burning something
  2. gas to liquid
  3. sum of protons and neutrons
  4. numbers being accuracy
  5. a combination of two substances
  6. temperature is constant
  7. volume is constant
  8. releases heat
  9. a mixture containing particles that settle out

20 Clues: solid to gas • absorbs heat • gas to solid • gas to liquid • liquid to gas • releases heat • volume is constant • pressure is constant • numbers being accuracy • temperature is constant • sum of protons and neutrons • when two liquids do not mix • point at the end of a curve • a mixture that is not uniform • a combination of two substances • the process of burning something • ...

Chemistry Final Assignment 2022-12-14

Chemistry Final Assignment crossword puzzle
Across
  1. nearly incompressible fluid that conforms to the shape of its container
  2. force s an attractive force that arises between the positive components (or protons) of one molecule and the negative components
  3. group of two or more atoms held together by attractive forces known as chemical bonds
  4. process of separating the components or substances from a liquid mixture
  5. smallest unit into which matter can be divided without the release of electrically charged particles
  6. positively charged center of the atom consisting of protons and neutrons.
  7. neutral charge
  8. laboratory technique for the separation of a mixture into its components
Down
  1. molecules in a solid are closely packed together and contain the least amount of kinetic energy
  2. physical separation process that separates solid matter
  3. two or more types of atoms that have the same atomic number
  4. substance form of matter having the constant chemical composition and characteristic properties.
  5. any liquid or gas or generally any material that cannot sustain a tangential, or shearing, force when at rest and that undergoes a continuous change in shape when subjected to such stress.
  6. pure gas may be made up of individual atoms, elemental molecules made from one type of atom, or compound molecules made from a variety of atoms.
  7. ions that are negatively charged
  8. positive charge
  9. is a chemical substance composed of many identical molecules containing atoms
  10. negative charge
  11. Number total number of protons and neutrons in an Ion atomic nucleus atom or molecule with a net electrical charge
  12. abundance the percentage amount of all naturally occurring isotopes of an element
  13. positively charged ion
  14. Number the number of protons in the nucleus of an atom

22 Clues: neutral charge • positive charge • negative charge • positively charged ion • ions that are negatively charged • Number the number of protons in the nucleus of an atom • physical separation process that separates solid matter • two or more types of atoms that have the same atomic number • nearly incompressible fluid that conforms to the shape of its container • ...

Chemistry Crossword puzzle 2022-12-07

Chemistry Crossword puzzle crossword puzzle
Across
  1. Different words for the rows and columns on the periodic table
  2. How an element is identified
  3. Located in in electron cloud and has a negative charge
  4. Substances that are located on the stairs of the periodic table
  5. The mass of an elements atom
  6. Two parts of a atom that are equal to eachother
  7. Located in the nucleus and has a positive charge
  8. How the periodic table is arranged
Down
  1. Substances located on the right side of the periodic table
  2. Substances located on the left side of the period table
  3. Something made up of one type of atom
  4. The number of protons in a nucleus
  5. The structure of an atom
  6. The study of the makeup of chemical elements and their structure
  7. The center of an atom
  8. Rows and collumns of substances organized by atomic number
  9. A group of electrons surrounding the nucleus
  10. A representation of an atom
  11. Smallest part of an element
  12. Located in the nucleus and has a negative charge

20 Clues: The center of an atom • The structure of an atom • A representation of an atom • Smallest part of an element • How an element is identified • The mass of an elements atom • The number of protons in a nucleus • How the periodic table is arranged • Something made up of one type of atom • A group of electrons surrounding the nucleus • ...

Chemistry: Periodic Table 2023-08-28

Chemistry: Periodic Table crossword puzzle
Across
  1. Not good of heat and electricity_______
  2. The most powerful tool chemists have for organizing chemical info_______
  3. A vertical column of elements is called a_________
  4. The elements in a group have similar_________
  5. Above the chemical symbol________
  6. each element has a unique atomic number thats the number of___________
  7. the seven horizontal rows are called______________
  8. Found on the upper right of the periodic table___________
  9. Moseley listed numbers in increasing order________
  10. fewer than_______ had been discovered in mid 1800's
  11. A one to two letter chemical_______
Down
  1. You can find metals on the________
  2. Below the symbol are names of its element and_________
  3. number Listed on period table from increasing_______
  4. Each element is represented by one________
  5. You can predict a lot about the chemical________
  6. What makes the periodic table really invaluable________
  7. Found on the upper left of periodic table___________
  8. have similar valence_______
  9. Most elements are________

20 Clues: Most elements are________ • have similar valence_______ • Above the chemical symbol________ • You can find metals on the________ • A one to two letter chemical_______ • Not good of heat and electricity_______ • Each element is represented by one________ • The elements in a group have similar_________ • You can predict a lot about the chemical________ • ...

Chemistry Crossword Puzzle 2023-07-31

Chemistry Crossword Puzzle crossword puzzle
Across
  1. Keep hands ______ from face, eyes, mouth, and body while using chemicals or preserved specimens.
  2. Do not ______ hot glassware in cold water; it may shatter.
  3. Never use mouth _______ to fill a pipet.
  4. Do not ______ food, drink, beverages, or chew gum in the laboratory.
  5. Follow all written and verbal ______ carefully.
  6. Never handle _____ glass with your bare hands.
  7. Dress properly for _____ activities.
  8. Dispose of all ________ waste properly.
  9. If you do not _____ how to use a piece of equipment, ask the instructor for help.
  10. Do not place hot ______ directly
  11. No student may work in the laboratory without an _____ present.
  12. Never ______ unused chemicals to their original containers.
  13. Know what to do if there is a fire _____ during a laboratory period.
  14. Never look into a container that is being ______.
  15. Labels and equipment instructions must be read ______ before use.
  16. Perform only those experiment _____ by the instructor.
  17. Acids must be handled with ______ care.
  18. If you have a medical _______ check with your physician prior to working in lab.
  19. Never leave a ____ burner unattended.
  20. You will be instructed in the proper method of heating and ______ liquids in test tubes.
  21. Handle all _____ organisms used in a lab
  22. Report damaged ______ equipment immediately.
  23. Conduct yourself in a _________ manner at all times in the laboratory.
Down
  1. Keep aisle _____.
  2. Handle flammable ______ liquids over a pan to contain spills.
  3. Be _______ for your work in the laboratory.
  4. Be alert and proceed with ______ at all times in the laboratory.
  5. ______ must not be touched.
  6. Never _____ chemicals or other materials from the laboratory area.
  7. Horseplay, practical jokes, and pranks are dangerous and prohibited.
  8. Any time chemicals, heat, or glassware are used, students will wear laboratory _______.
  9. Students are never ________ in the science storage rooms or preparation area unless given specific permission by their instructor.
  10. Take great _____ when transporting acids and other chemicals from one part of the laboratory to another.
  11. Experiment must be personally _____ at all times.
  12. ______ glassware before each use.
  13. ______ any accident or injury to the instructor immediately.
  14. Fill wash bottles with ______ water and use only as intended.
  15. Always work in a well ______ area.
  16. Lab ______ have been provided for your use and should be worn during laboratory activities.
  17. Never look into a container that is being ______.
  18. All _____ in the laboratory are to be considered dangerous.
  19. When _____ glass, allow time for the glass to cool before further handling.
  20. Handle all _____ organisms used in a laboratory activity in a humane manner.
  21. Never look into a container that is being ______.

44 Clues: Keep aisle _____. • ______ must not be touched. • Do not place hot ______ directly • ______ glassware before each use. • Always work in a well ______ area. • Dress properly for _____ activities. • Never leave a ____ burner unattended. • Dispose of all ________ waste properly. • Acids must be handled with ______ care. • Never use mouth _______ to fill a pipet. • ...

Soft Chemistry Routes 2024-10-16

Soft Chemistry Routes crossword puzzle
Across
  1. applied action field based on EM waves between radio and IR
  2. synthesis in an aqueous solution at high temp.
  3. accelerates the osmotic reaction during inorganic material formation
  4. homogenous dispersion of particles through a second substance
  5. synthesis in a non-aqueous solution at high temp.
  6. regular repeated three-dimensional arrangement of atoms
  7. synthetic polymer formed by polymerizing tetrafluoroethylene
  8. solid with extremely low density produced from removal of liquid from a gel
  9. formation of insoluble salt from two ions
  10. starting point for the growth of crystals
  11. highly porous product of freeze drying of gels
  12. strong heated container for chemical processes using high pressure and temp.
  13. conjugate base of an alcohol consisting of an organic group bonded to oxygen
  14. positively charged ion
  15. breakdown of a compound due to reaction with water
  16. provides a mechanism to minimize energy associated with layer separation
  17. binary compound of a chalcogen and an electropositive element
  18. negatively charged ion
  19. geologists simulated the conditions to form this material
  20. alcohol based gel
  21. can be formed from TiOCl2 based reaction heated at 195C for 8 h
  22. process involving transition from liquid solution into solid gel
  23. fluid above its critical point
  24. also known as aging or where condensation continues in a gel
  25. process of insertion between layers in a crystal lattice
Down
  1. can be formed from Al(NO3)3 based reaction heated at 160C for 8 h
  2. fluid below its critical point
  3. also called demineralization process
  4. water based gel
  5. the concentration exceeds its solubility
  6. solid formed from a gel by drying with unhindered shrinkage
  7. drives off organic residues and chemically bound water
  8. interconnected rigid network of pores and polymeric chains
  9. material in the nanoscale
  10. also known as capping agents
  11. needle shape
  12. dispersion of colloidal particles in a liquid
  13. can be formed from ZrOCl2 based reaction heated at 150C for 24 h
  14. can be formed from MnSO4 based reaction heated at 110C for 4 h
  15. stable solid consisting of few atoms
  16. class of compounds with increasing solubility in water through increasing the temperature

41 Clues: needle shape • water based gel • alcohol based gel • positively charged ion • negatively charged ion • material in the nanoscale • also known as capping agents • fluid below its critical point • fluid above its critical point • also called demineralization process • stable solid consisting of few atoms • the concentration exceeds its solubility • ...

Chemistry Extra Credit 2025-04-02

Chemistry Extra Credit crossword puzzle
Across
  1. a part or aspect of something abstract, especially one that is essential or characteristic
  2. group 2 on periodic table
  3. positively charged ion
  4. the basic unit of a chemical element.
  5. group 17 on periodic table
  6. and car}bon dioxide
  7. A chemical bond formed when two atoms share two
  8. a thing that is composed of two or more separate elements; a mixture.
  9. group 18 on periodic table
Down
  1. neutral subatomic particle
  2. group 1 on periodic table
  3. able to be hammered or pressed permanently out of shape without breaking or cracking.
  4. forms of the same element that contain equal numbers of protons but different numbers of neutrons
  5. negative subatomic particle
  6. A bond between atoms or ions that allows molecules to form
  7. positive subatomic particle
  8. negatively charged ion
  9. dissolved in water
  10. When a compound combines with oxygen gas to form water,
  11. all of the atoms (or ions) are arranged in a regular grid pattern

20 Clues: dissolved in water • and car}bon dioxide • positively charged ion • negatively charged ion • group 1 on periodic table • group 2 on periodic table • neutral subatomic particle • group 17 on periodic table • group 18 on periodic table • negative subatomic particle • positive subatomic particle • the basic unit of a chemical element. • A chemical bond formed when two atoms share two • ...

Chemistry Vocab Terms 2025-03-28

Chemistry Vocab Terms crossword puzzle
Across
  1. Substance made of two or more different elements chemically connected
  2. Negativity charged particle that orbits the nucleus
  3. The smallest unit of an element
  4. Type of element that is shiny and good conductor of electricity
  5. Neutral particle found in the nucleus of an atom
  6. Solid substance with atoms arranged in a repeating pattern
  7. Element that is brittle and lacks good conductor of electricity
  8. Tendency of an atom to attract electrons in a bond
  9. Formula The simplest whole number ratio of elements in a compound
  10. Atom/Molecule with a net electric charge from loss or gain of electrons
  11. Substance with a pH greater than 7 that accepts protons
Down
  1. Two or more atoms chemically bonded together
  2. A pure substance made of only one type of an atom
  3. Number of electrons in the outermost shell of an atom
  4. Force that holds atoms together in a molecule
  5. Mass Weighted average of an elements isotopes
  6. Positively charged particle in the nucleus of an atom
  7. Element that has both properties of metals and non-metals
  8. Earth Metal Group of elements in the second column of the periodic table
  9. Atoms of the same element with different numbers of neutrons

20 Clues: The smallest unit of an element • Two or more atoms chemically bonded together • Force that holds atoms together in a molecule • Mass Weighted average of an elements isotopes • Neutral particle found in the nucleus of an atom • A pure substance made of only one type of an atom • Tendency of an atom to attract electrons in a bond • ...

Chemistry Extra Credit 2025-03-28

Chemistry Extra Credit crossword puzzle
Across
  1. and carbon dioxide
  2. neutral subatomic particle
  3. a part or aspect of something abstract, especially one that is essential or characteristic
  4. A bond between atoms or ions that allows molecules to form
  5. negatively charged ion
  6. group 1 on periodic table
  7. negative subatomic particle
  8. a thing that is composed of two or more separate elements; a mixture.
  9. positive subatomic particle
  10. dissolved in water
Down
  1. positively charged ion
  2. group 17 on periodic table
  3. When a compound combines with oxygen gas to form water,
  4. group 2 on periodic table
  5. the basic unit of a chemical element.
  6. A chemical bond formed when two atoms share two
  7. able to be hammered or pressed permanently out of shape without breaking or cracking.
  8. all of the atoms (or ions) are arranged in a regular grid pattern
  9. forms of the same element that contain equal numbers of protons but different numbers of neutrons
  10. group 18 on periodic table

20 Clues: and carbon dioxide • dissolved in water • positively charged ion • negatively charged ion • group 2 on periodic table • group 1 on periodic table • group 17 on periodic table • neutral subatomic particle • group 18 on periodic table • negative subatomic particle • positive subatomic particle • the basic unit of a chemical element. • A chemical bond formed when two atoms share two • ...

Chemistry: Nomenclature Review 2025-04-02

Chemistry: Nomenclature Review crossword puzzle
Across
  1. The prefix for 8 (8.3)
  2. Consist of a single atom with a positive or negative charge resulting from the loss or gain of one or more valence electrons (8.1)
  3. Write the formula for the following binary ionic compound: Potassium Bromide (8.2)
  4. The prefix for 5 (8.3)
  5. When naming anions, we change the ending to ___ (8.1)
  6. A compound composed of two elements that can either be ionic or molecular (8.2)
  7. A group of atoms that behaves as a unit and has a charge is called a ___ ___. An example would be sulfate (8.1)
  8. The only positively charged polyatomic ion (8.1)
  9. An ion with a positive charge is called a(n)___ (8.1)
  10. A ___ in a binary molecular compound tells how many atoms of an element are present in each molecule of the compound (8.2)
Down
  1. Name this binary ionic compound: MgS (8.2)
  2. Name this binary ionic compound: BaS (8.2)
  3. Name this binary ionic compound: NaCl (8.2)
  4. This system for naming ionic compounds with transition metals uses a Roman Numeral in parentheses to indicate the charge (8.1)
  5. Name this ionic compound with a polyatomic ion: LiCN (8.2)
  6. The prefix for 4 (8.3)
  7. Name this molecular compound: CO (8.3)
  8. An ion with a negative charge is called a(n) ___ (8.1)
  9. Write the formula for the following molecular compound: Nitrogen monoxide (8..3)
  10. Write the formula for the following binary ionic compound: Cesium Fluoride (8.2)

20 Clues: The prefix for 8 (8.3) • The prefix for 4 (8.3) • The prefix for 5 (8.3) • Name this molecular compound: CO (8.3) • Name this binary ionic compound: MgS (8.2) • Name this binary ionic compound: BaS (8.2) • Name this binary ionic compound: NaCl (8.2) • The only positively charged polyatomic ion (8.1) • When naming anions, we change the ending to ___ (8.1) • ...

Chemistry Crossword Puzzle 2025-04-15

Chemistry Crossword Puzzle crossword puzzle
Across
  1. Regular arrangement of alternating positive and negative ion
  2. Substance formed when metal reacts with water
  3. Reaction between an acid and a base that produces salt and water
  4. The physical change from a solid to liquid
  5. Elements are made up of atoms, which contain protons, neutrons, and electrons
  6. Suspension in which particles are permanently suspended
  7. Where a liquid turns into a gas at a temperature below its boiling point; this takes place at the surface of a liquid.
  8. Suspension of 2 liquids
  9. Increases the rate of a reaction and is unchanged at the end of the reaction.
  10. The process in which particles mix by colliding randomly with each other and bouncing off all directions
  11. Use of chemicals to make particles in a suspeninsion clump together
  12. Measured by thermometer
  13. Substance that metal reacts to release hydrogen
  14. A charged atom or a group of ion formed by the loss or gain of one or more electron
  15. A measure of change that happens in a single unit of time
  16. A particle with a charge of 1+ and a mass of one unit, found in the nucleus of an atom
Down
  1. Neither acid or base
  2. Another word for mixing
  3. A substance which two or more elements are chemically combined
  4. Material that blocks out light
  5. Seperation of particles in a suspension by passing it through paper or other substances
  6. Contains two or more substances that is not chemically combined
  7. Ions that are ngeative, they go to anode
  8. A unit of two or more atoms held together by covalent bonds.
  9. Ions that are positive,they go to the cathode
  10. A particle with no charge and a mass of 1 unit, found in the nucleus of an atom
  11. Strong solution
  12. Weak Solution
  13. Substance that changes color in acid or bases
  14. curve A graph showing how the temperature of a substance changes on heating, or if it changes state (from solid to liquid to gas).
  15. A particle with a charge of 1+ and a mass of one unit, found in the nucleus of an atom.

31 Clues: Weak Solution • Strong solution • Neither acid or base • Another word for mixing • Suspension of 2 liquids • Measured by thermometer • Material that blocks out light • Ions that are ngeative, they go to anode • The physical change from a solid to liquid • Substance formed when metal reacts with water • Ions that are positive,they go to the cathode • ...

Chemistry In Nails 2025-04-30

Chemistry In Nails crossword puzzle
Across
  1. Soot-type particles that diffuse in the air with vapors.
  2. Matter with definite weight and volume but no definite shape.
  3. A gluelike product that creates a bond between incompatible surfaces like the nail plate and nail tip.
  4. A compound that starts the chemical reaction necessary to begin the curing process.
  5. The gaseous state of certain liquids or solids formed when liquid evaporates into air.
  6. Protons have which type of electrical charge?
  7. The process that occurs when a monomer/oligomer molecule link with other monomer/oligomer molecules to form polymer chains.
  8. Smallest complete unit of an element.
  9. The scientific study of matter and the physical and chemical changes affecting matter.
Down
  1. Electrons have which type of electrical charge?
  2. A group of two or more atoms held together by a chemical bond.
  3. Water freezing and becoming ice is an example of what type of change in matter?
  4. Mater with definite weight, volume, and shape.
  5. A nail product additive that prevents a product from polymerizing too soon.
  6. A substance formed by two or more different types of elements united chemically.
  7. Pure substances that cannot be broken down into simpler substances.
  8. A clear, highly flammable liquid solvent used in both types of removers.
  9. A dip powder system combines powder polymer and?
  10. Matter with definite weight but indefinite volume and shape.
  11. The term used to identify anything that occupies space and has weight.

20 Clues: Smallest complete unit of an element. • Protons have which type of electrical charge? • Mater with definite weight, volume, and shape. • Electrons have which type of electrical charge? • A dip powder system combines powder polymer and? • Soot-type particles that diffuse in the air with vapors. • Matter with definite weight but indefinite volume and shape. • ...

Chemistry Exam Review 2025-05-22

Chemistry Exam Review crossword puzzle
Across
  1. A bond is formed
  2. an ion that gains an electron
  3. A reaction that gives off heat
  4. an ion that loses an electron
  5. sharing electrons in a bond
  6. how heavy an atom is
  7. groups on periodic table
  8. decay that releases purely energy
  9. A reaction where one element is replaced
  10. absorbs heat
  11. rows on periodic table
  12. new substance is formed during reaction
  13. a substance that can be split
  14. outside of a nucleus where electrons are
  15. decay that releases electron+neutron
  16. liquid to gas
  17. power in a battery
  18. solid to liquid
  19. no substance is formed during reaction
  20. an atom that has lost or gained electron
  21. a guess based on evidence
  22. a bond with 2+ atoms
  23. decay that releases positron+neutron
  24. releases heat
  25. a variable that is not changed
Down
  1. Combining 2 small nuclei
  2. a particle with a neutral charge
  3. a statement based on senses
  4. center of an atom
  5. liquid to solid
  6. decay that releases 2 protons+2 neutrons
  7. extremely fast moving particles
  8. electrons in the outer shell
  9. a particle on the outside of the nucleus
  10. bond electrons are taken or given
  11. result of a reaction
  12. the variable measured in an experiment
  13. If an atom has 5 electrons, what does it do?
  14. A bond is broken
  15. protons+electrons
  16. starting material that goes under change
  17. 0-6
  18. a particle with a positive charge
  19. 7 on the PH scale
  20. scale 0-14
  21. Splitting a heavy nucleus
  22. gas to liquid
  23. 8-14
  24. if an atom has 2 electrons, what does it do?
  25. basic unit

50 Clues: 0-6 • 8-14 • basic unit • absorbs heat • liquid to gas • gas to liquid • releases heat • liquid to solid • solid to liquid • A bond is formed • A bond is broken • center of an atom • protons+electrons • 7 on the PH scale • power in a battery • scale 0-14 • how heavy an atom is • result of a reaction • a bond with 2+ atoms • rows on periodic table • Combining 2 small nuclei • groups on periodic table • ...

Organic Chemistry Keywords 2025-05-26

Organic Chemistry Keywords crossword puzzle
Across
  1. Reaction type when double bonds are broken
  2. Hydrocarbons that differ from eachother in a series by addition of a carbon atom to a chain
  3. Saturated hydrocarbons
  4. Formula showing all atoms present but not their arrangements
  5. Oil, mixture of hydrocarbons separated into fuels by fractional distillation
  6. Resource that can be produced at a rate that is greater than consumption
  7. Reaction type occuring to alkanes in the presence of UV light
  8. Functional group with an oxygen covalently bonded to a hydrogen atom
  9. Type of fuel formed from the decomposition of marine organisms over millions of years
  10. Type of combustion in limited oxygen
  11. Unsaturated hydrocarbons
Down
  1. Forces between hydrocarbon molecules
  2. Forces within hydrocarbon molecules
  3. Family of hydrocarbons containing a hydroxyl group
  4. Group of properties including boiling point and density
  5. Functional group with a carbon double bonded to an oxygen and singly bonded to a hydroxyl group
  6. Artifically produced by humans
  7. Formula showing all bonds present
  8. Renewable energy resource
  9. Functional group of the haloalkanes homologous series
  10. Burning a hydrocarbon fuel
  11. Simple diagrammatic formula without carbon and hydrogen labelled

22 Clues: Saturated hydrocarbons • Unsaturated hydrocarbons • Renewable energy resource • Burning a hydrocarbon fuel • Artifically produced by humans • Formula showing all bonds present • Forces within hydrocarbon molecules • Forces between hydrocarbon molecules • Type of combustion in limited oxygen • Reaction type when double bonds are broken • ...

Chemistry Crossword Test 2025-06-18

Chemistry Crossword Test crossword puzzle
Across
  1. The smallest particle of an element that retains the properties of that element.
  2. The number of protons in an atom’s nucleus.
  3. An element that does not conduct electricity and is brittle.
  4. A method used to separate substances in a mixture.
  5. Atoms of the same element with different numbers of neutrons.
  6. An insoluble solid formed in a solution during a chemical reaction.
  7. A combination of substances not chemically bonded.
  8. A regular repeating arrangement of particles in a solid.
  9. A negatively charged subatomic particle orbiting the nucleus.
  10. A soluble base that releases hydroxide ions in solution.
  11. A method to separate an insoluble solid from a liquid.
  12. The total number of protons and neutrons in an atom.
  13. A liquid that dissolves a solute to form a solution.
  14. A method to separate mixtures based on boiling points.
  15. Two or more atoms bonded together covalently.
  16. A vertical column in the periodic table.
  17. A positively charged subatomic particle in the nucleus.
  18. A homogeneous mixture of solute and solvent.
  19. The central part of an atom containing protons and neutrons.
  20. A substance that donates hydrogen ions in solution.
Down
  1. A bond formed when atoms share electrons.
  2. An atom or molecule with a positive or negative charge.
  3. A chart of elements arranged by atomic number.
  4. A substance that can neutralise an acid.
  5. A compound formed from the reaction of an acid with a base.
  6. A pure substance made of only one type of atom.
  7. A reaction between an acid and a base to form salt and water.
  8. A bond formed through the transfer of electrons.
  9. A subatomic particle with no charge found in the nucleus.
  10. A substance that dissolves in a solvent.
  11. A reaction in which a substance gains oxygen or loses electrons.
  12. An element that conducts electricity and heat, usually malleable.
  13. The process of removing a liquid to obtain a solid.
  14. A substance formed when two or more elements are chemically bonded.
  15. A horizontal row in the periodic table.

35 Clues: A horizontal row in the periodic table. • A substance that can neutralise an acid. • A substance that dissolves in a solvent. • A vertical column in the periodic table. • A bond formed when atoms share electrons. • The number of protons in an atom’s nucleus. • A homogeneous mixture of solute and solvent. • Two or more atoms bonded together covalently. • ...

Chemistry Crossword Puzzle 2025-05-02

Chemistry Crossword Puzzle crossword puzzle
Across
  1. properties that change the identity of a substance
  2. properties that are independent of amount
  3. substance in a solution that is present in largest amount
  4. element that have properties of both metals and nonmetals
  5. common name given to an element in group 17
  6. atom of same element but with different mass
  7. ion with a positive charge
  8. number that is the sum of protons and neutrons
  9. game given to atoms of the same group on periodic table
Down
  1. the number of d orbitals present at the n=3 level
  2. combination of two or more pure substances
  3. word given to metals in d block on periodic table
  4. Type of electrons in outermost energy level
  5. the process by which a liquid is converted to a gas
  6. subatomic particle with a positive charge
  7. concentration term in moles/liter
  8. reactant not used up completely in a reaction
  9. ion with a negative charge
  10. the best field of chemistry to study
  11. state of matter with indefinite shape and volume

20 Clues: ion with a negative charge • ion with a positive charge • concentration term in moles/liter • the best field of chemistry to study • properties that are independent of amount • subatomic particle with a positive charge • combination of two or more pure substances • Type of electrons in outermost energy level • common name given to an element in group 17 • ...

Chemistry Vocabulary Crossword 2025-05-19

Chemistry Vocabulary Crossword crossword puzzle
Across
  1. Element that is typically shiny, malleable, and conducts electricity.
  2. Term often associated with atomic number (number of protons).
  3. The smallest unit of an element that retains the properties of that element.
  4. Type of bond formed between oppositely charged ions.
  5. Energy level where electrons are found around the nucleus.
  6. Element that lacks the characteristics of metals and is more likely to gain electrons.
  7. An atom or molecule with a net electric charge due to the loss or gain of electrons.
  8. Type of bond where atoms share electrons.
  9. Relating to the table that organizes elements by increasing atomic number.
  10. A column on the periodic table; elements share similar properties.
Down
  1. Negatively charged particle orbiting the nucleus of an atom.
  2. Force that holds atoms together in compounds.
  3. How easily an element undergoes chemical reactions.
  4. The amount of matter in an object; often measured in atomic mass units for atoms.
  5. A row on the periodic table; indicates energy levels of electrons.
  6. Electrons in the outermost shell of an atom that are involved in bonding.
  7. Neutral particle found in the nucleus of an atom.
  8. The central part of an atom containing protons and neutrons.
  9. Element with properties in between metals and nonmetals.
  10. Positively charged particle in an atom's nucleus.

20 Clues: Type of bond where atoms share electrons. • Force that holds atoms together in compounds. • Neutral particle found in the nucleus of an atom. • Positively charged particle in an atom's nucleus. • How easily an element undergoes chemical reactions. • Type of bond formed between oppositely charged ions. • Element with properties in between metals and nonmetals. • ...

Chemistry Crossword Puzzle 2025-07-23

Chemistry Crossword Puzzle crossword puzzle
Across
  1. perfectly uniform and definite in composition, can either be an element or a compound
  2. has definite melting point
  3. substances composed of two or more elements or compounds which are not chemically combined
  4. properties of substance that do not depend on amound of matter
  5. low density
  6. compounds that contain carbon and which comes from living or organic sources like plants and animals
  7. contains two or more elements or kinds of atoms combined chemically in definite proportion by mass
  8. contain hydrogen which is replaceable by a metal
  9. a mixture consists of only one phase
Down
  1. change in the intrinsic properties and constitution of the substance
  2. substances composed of two or more elements or compounds which are not chemically combined
  3. change in the extrinsic properties of a substance without changing its chemical composition
  4. heterogeneous mixture of two or
  5. a mixture consists of two or more phases
  6. consist of oxygen and one other element
  7. simplest form of a substance that cannot be decomposed by simple chemical means
  8. compounds that do not contain carbon, and which usually are found in minerals and earthy materials.
  9. homogeneous mixture of two or more substances
  10. properties of substance that depend on amount of matter
  11. substances
  12. possess Tyndal effect, with Brownian movement

21 Clues: substances • low density • has definite melting point • heterogeneous mixture of two or • a mixture consists of only one phase • consist of oxygen and one other element • a mixture consists of two or more phases • homogeneous mixture of two or more substances • possess Tyndal effect, with Brownian movement • contain hydrogen which is replaceable by a metal • ...

Chemistry of Foods 2023-01-04

Chemistry of Foods crossword puzzle
Across
  1. leads to what is termed rancidity.
  2. Some fatty acids are connected to glycerol molecules that contain a molecule of phosphorus.
  3. is a polymer of galacturonic acid and is not digested. In plants, pectin "cements" cells together.
  4. are Combinations of more than two sugars that are very large.
  5. A triglyceride molecule that has two fatty acids removed.
  6. are chemical compounds in our food that are needed in very small amounts (milligrams and micrograms) to regulate the chemical reactions in our bodies.
  7. or vitamin B12 is required for nucleic acid synthesis, amino acid synthesis, blood cell formation, neural function, and growth.
  8. contain amino acids, sometimes referred to as the building blocks of protein.
  9. are substances in foods that are soluble in organic solvents like ether and alcohol.
  10. Best known phospholipids that play an important role in the body, but are not essential nutrients because the body can synthesize them in adequate quantities.
  11. Food fats consist of three molecules of fatty acids connected to a molecule of glycerol.
  12. Naturally occuring fatty acids are in the cis formation.
  13. in the diet come from plant foods. Simple carbohydrates include different forms of sugar, while complex carbohydrates include starches and dietary fiber.
  14. may have six carbons and are called hexoses, or they may have five carbons and are called pentoses. Glucose, sometimes called dextrose, fructose, and galactose, are three common hexoses. Ribose and deoxyribose are two common pentoses.
Down
  1. Two monosaccharides may be linked together. Sucrose is the most common disaccharide and is made of one molecule each of glucose and fructose
  2. is the most common polysaccharide and the major component of plant cell walls.
  3. or Vitamin E,Is widely available in a normal diet.
  4. the functions that maintain life-blood clotting mechanisms and muscle contractions
  5. minerals that are needed by the body in small amounts.
  6. Active form of vitamin D. It can be produced from cholesterol by the action of ultraviolet light.
  7. minerals that are needed by the body in large amounts.
  8. A triglyceride molecule that has had one fatty acid removed.
  9. Combination of more than two sugars.

23 Clues: leads to what is termed rancidity. • Combination of more than two sugars. • or Vitamin E,Is widely available in a normal diet. • minerals that are needed by the body in small amounts. • minerals that are needed by the body in large amounts. • Naturally occuring fatty acids are in the cis formation. • A triglyceride molecule that has two fatty acids removed. • ...

Chemistry EOG Review 2023-05-10

Chemistry EOG Review crossword puzzle
Across
  1. Atoms take the shape of their container in this state of matter
  2. the negatively charged part of an atom
  3. Atoms are freely flowing in this state of matter
  4. a pure substance made up of only one type of atom
  5. the neutrally charged part of an atom
  6. A chart that organizes elements based on their atomic number
  7. An element’s average number of protons and neutrons
  8. the number of protons in an element- every element has a unique one of these
  9. These changes break chemical bonds and rearrange matter into something new
  10. the small numbers in a chemical equation to the right of each element
  11. 2 or more elements chemically bonded together
  12. 2 or more substances physically combined
Down
  1. These change the size, shape, or state of matter
  2. what you start with in a chemical reaction
  3. the larger numbers in a chemical equation in front of each element
  4. Outer shell electrons that determine whether or not an element likes to bond
  5. The amount of matter in a given amount of space
  6. the positively charged part of an atom
  7. When there are equal numbers of each element on both sides of an equation we say it is…
  8. basic building blocks of matter
  9. when matter is allowed to escape during a chemical reaction
  10. Mendeleev The scientist who organized the periodic table based on atomic number
  11. Atoms are tightly packed in this state of matter
  12. what is created as a result of a chemical reaction
  13. when matter is not able to escape during a chemical reaction

25 Clues: basic building blocks of matter • the neutrally charged part of an atom • the negatively charged part of an atom • the positively charged part of an atom • 2 or more substances physically combined • what you start with in a chemical reaction • 2 or more elements chemically bonded together • The amount of matter in a given amount of space • ...

Organic Chemistry Crossword! 2025-02-02

Organic Chemistry Crossword! crossword puzzle
Across
  1. An organic compound with a terminal carbonyl group (C=O) at the end of a chain.
  2. A reaction where one atom or group is replaced by another.
  3. A compound containing a nitrogen atom bonded to carbon or hydrogen.
  4. A reaction where atoms are removed, forming a double bond.
  5. A benzene ring with a hydroxyl (-OH) group attached.
  6. Reaction An elimination reaction that proceeds in two steps via a carbocation intermediate.
  7. A structural isomer that rapidly interconverts with another form.
  8. A large molecule composed of repeating subunits called monomers.
  9. A reaction where water breaks a bond in a compound.
  10. A reaction where atoms add across a double or triple bond.
  11. A process where monomers combine to form a polymer.
  12. A cyclic compound with alternating double bonds, following Huckel’s rule.
  13. A species that donates an electron pair in a reaction.
  14. Rule A rule that determines whether a cyclic compound is aromatic.
  15. A hydrocarbon containing at least one triple bond.
  16. Reaction A one-step elimination reaction where a base removes a proton, forming a double bond.
  17. A reaction involving the loss of electrons or an increase in oxidation state.
  18. An organic compound derived from a carboxylic acid and an alcohol.
  19. An organic compound containing an -OH group.
  20. The base-catalyzed hydrolysis of an ester, commonly used in soap making.
  21. A compound with a carbonyl group (C=O) within a carbon chain.
  22. A reaction involving the gain of electrons or a decrease in oxidation state.
  23. A hydrocarbon containing at least one double bond.
Down
  1. Stereoisomers that are not mirror images of each other.
  2. The delocalization of electrons within a molecule, often in aromatic compounds.
  3. Group A specific group of atoms responsible for a compound’s chemical properties.
  4. Reaction A nucleophilic substitution reaction that proceeds in two steps with a carbocation intermediate.
  5. A species that accepts an electron pair in a reaction.
  6. Rule A rule stating that the most stable (more substituted) alkene is favored in an elimination reaction.
  7. A functional group (-COOH) found in carboxylic acids.
  8. Rule A rule stating that the more substituted carbon gets the additional hydrogen in an addition reaction.
  9. One of two mirror-image forms of a chiral molecule.
  10. A compound with a carbonyl group (C=O) bonded to a nitrogen atom.
  11. A hydrocarbon with only single bonds between carbon atoms.
  12. A compound with an oxygen atom bonded to two carbon atoms (-O-).
  13. Reaction A nucleophilic substitution reaction that occurs in a single step with inversion of configuration.
  14. Compounds with the same molecular formula but different structures.
  15. A compound containing a sulfur-hydrogen (-SH) group.
  16. The property of a molecule that makes it non-superimposable on its mirror image.
  17. A species with an unpaired electron.

40 Clues: A species with an unpaired electron. • An organic compound containing an -OH group. • A hydrocarbon containing at least one triple bond. • A hydrocarbon containing at least one double bond. • One of two mirror-image forms of a chiral molecule. • A reaction where water breaks a bond in a compound. • A process where monomers combine to form a polymer. • ...

chemistry key words 2025-01-27

chemistry key words crossword puzzle
Across
  1. atoms of the same element that have the same number of protons but different numbers of neutrons, resulting in different atomic masses.
  2. Metals highly reactive and found in Group 1 of the periodic table, with one valence electron.
  3. Number the number of protons in an atom's nucleus, which determines the element's identity.
  4. Energy the energy required to remove an electron from an atom; it typically increases across a period due to greater nuclear charge.
  5. Number the total number of protons and neutrons in an atom's nucleus.
  6. Affinity the energy change when an electron is added to a neutral atom; it usually becomes more negative across a period.
  7. Radius changes when it forms ions; cations are smaller than their neutral atoms, while anions are larger.
  8. generally poor conductors and are located on the right side of the periodic table, often gaining electrons in reactions.
  9. Metals found in the d-block of the periodic table and are known for their ability to form various oxidation states.
  10. found in Group 17 and are highly reactive nonmetals with seven valence electrons.
  11. a negatively charged ion formed by the gain of one or more electrons, commonly seen in nonmetals.
  12. Electrons the electrons in the outermost shell of an atom and determine its chemical properties.
  13. typically good conductors of heat and electricity and are found on the left side and middle of the periodic table.
Down
  1. have properties of both metals and nonmetals and are found along the zig-zag line on the periodic table.
  2. Law states that the properties of elements are periodic functions of their atomic numbers
  3. Radius generally increases down a group due to the addition of electron shells.
  4. Mass the weighted average mass of an element's isotopes, reflecting both the abundance and mass of each isotope.
  5. a vertical column in the periodic table, where elements share similar chemical properties.
  6. a measure of an atom's ability to attract electrons in a bond; it increases across a period and decreases down a group.
  7. a positively charged ion formed by the loss of one or more electrons, typically seen in metals.
  8. Gases located in Group 18 and are known for their lack of reactivity due to having a full valence shell.
  9. a horizontal row in the periodic table, where atomic numbers increase from left to right.

22 Clues: Number the total number of protons and neutrons in an atom's nucleus. • Radius generally increases down a group due to the addition of electron shells. • found in Group 17 and are highly reactive nonmetals with seven valence electrons. • Law states that the properties of elements are periodic functions of their atomic numbers • ...

Chemistry lab check 2024-10-24

Chemistry lab check crossword puzzle
Across
  1. These are the measurements that agree with each other.
  2. The error that can be made related to the instrument
  3. The glass that withstands high temperatures and thermal shocks.
  4. This is the error due to chance
  5. Due to hits action, oxygen can be associated this symbol
  6. It is the instrument that has a mark.
  7. Used to trasfer a liquid from one container to another.
  8. Glass tube, calibrated and graduated, wuth a tap at the bottom.
Down
  1. It is the value closest to the true value.
  2. Always must be worn in the laboratory.
  3. Corresponds to the smallest value that the instrument can measure
  4. This is instrument's name is reminiscent of a hat.
  5. Always paired with a pestle.
  6. The instruments that has no mark.
  7. It is the product with this symbol.
  8. It is an intensive property of matter.
  9. It is the product that has this symbol.
  10. Name of the instrument in the figure.
  11. These are the substances that have this symbol.
  12. It is the ptoduct that has this symbol

20 Clues: Always paired with a pestle. • This is the error due to chance • The instruments that has no mark. • It is the product with this symbol. • Name of the instrument in the figure. • It is the instrument that has a mark. • Always must be worn in the laboratory. • It is an intensive property of matter. • It is the ptoduct that has this symbol • ...

Chemistry of Life 2024-10-10

Chemistry of Life crossword puzzle
Across
  1. solution a solution where the concentration of solutes outside a cell is lower than inside the cell
  2. a large carbohydrate molecule used by plants to store energy
  3. a form of endocytosis in which solid particles are engulfed
  4. solution a solution where the concentration of solutes outside a cell is higher than inside
  5. a solution where the concentration of solute in and out of a cell are equal
  6. a three carbon chain molecule containing three hydroxyl groups
  7. a form of endocytosis in which liquid droplets are engulfed by cells
  8. the raw materials needed for cell metabolism
  9. the basic structural units of nucleic acid
  10. the loss of electrons from an atom or molecule
  11. long chains of carbon and hydrogen joined together in a lipd molecule
Down
  1. a difference in the number of molecules or ions of a substance
  2. artificial lipid vesicles
  3. the movement of molecules from high to low concentration
  4. the form of carbohydrate storage in animals
  5. the use of cell energy t o move materials across a membrane
  6. acid an organic molecule that is half of a glucose molecule
  7. the diffusion of water molecules across a selectively permeable membrane
  8. the carbohydrate that forms the cell wall of plants
  9. the process by which plants use chlorophyll to trap sunlight
  10. nutrients made up of sugar molecules
  11. two molecules chemical reaction that can join compounds together by the formation of a water molecule

22 Clues: artificial lipid vesicles • nutrients made up of sugar molecules • the basic structural units of nucleic acid • the form of carbohydrate storage in animals • the raw materials needed for cell metabolism • the loss of electrons from an atom or molecule • the carbohydrate that forms the cell wall of plants • the movement of molecules from high to low concentration • ...

chemistry of life 2024-10-15

chemistry of life crossword puzzle
Across
  1. organic molecule that's half glucose molecule
  2. nutrients made up of one sugar molecule
  3. long chains of carbon and hydrogen together
  4. solute molecules are equal inside and outside
  5. solute is higher than inside of the cell
  6. concentration of solute outside is lower than inside the cell
  7. process by an mRNA molecule is built using sequence of nucleotides
  8. three carbon molecule containing three hydrogen groups
  9. involves the use of cell energy to move materials
  10. organisms that use energy
  11. amino acids bond by physical or chemical needs
  12. process by plants us chlorophyll to trap sunlight energy
Down
  1. diffusion of water molecules
  2. moves materials through the cell membrane without energy
  3. form of carbohydrates storage in animals
  4. artificial lipid vesicles
  5. large molecules that are made by joining several separate units
  6. form of endocytosis in which liquid droplets are engulfed by cells
  7. the loss of electrons from an atom or molecules
  8. forms the cell wall of plant cells
  9. constant internal environment is maintaining despite changes
  10. from higher concentration to lower concentration

22 Clues: artificial lipid vesicles • organisms that use energy • diffusion of water molecules • forms the cell wall of plant cells • nutrients made up of one sugar molecule • form of carbohydrates storage in animals • solute is higher than inside of the cell • long chains of carbon and hydrogen together • organic molecule that's half glucose molecule • ...

Chemistry Symbols!!!! Yay!!!! 2024-11-07

Chemistry Symbols!!!! Yay!!!! crossword puzzle
Across
  1. Has all the colors of a rainbow(Bi)
  2. Used for cooking mats and computer chips(Si)
  3. ___ emissions cause global warming(C)
  4. Allows us to breathe(O)
  5. Sometimes a trophy above gold(Pt)
  6. Used for chemotherapy and radiotherapy(Rn)
  7. Marie Curie(Ra)
  8. (Sr)
  9. (Rb)
  10. State LA is in +ium(Cf)
  11. Metal foil for food(Al)
  12. (N)
  13. (Cd)
  14. Sounds like moron lol(B)
  15. In toothpaste(Fm)
  16. In bones, teeth, RNA, DNA(P)
  17. Salt(Na)
  18. Super heavy metal, can cause poisoning(Pb)
  19. Makes balloons go up(He)
  20. First planet in our solar system(Hg)
  21. (Cs)
  22. No longer a planet +ium(Pu)
  23. (Sb)
  24. (At)
  25. (H)
Down
  1. Smells sooo bad(S)
  2. Super bright colors(Ne)
  3. (Se)
  4. Wizard of Oz:___Man(Sn)
  5. (U)
  6. A brilliant royal blue color(Co)
  7. (Ar)
  8. (Xe)
  9. Bananas(K)
  10. Makes your bones strong(Ca)
  11. Naturally found in red meat(Zn)
  12. (I)
  13. Pretty much poison(As)
  14. Opposite of gold(Ag)
  15. Highest melting point of all metals(W)
  16. California ___ Rush(Au)
  17. Added to pools(Cl)
  18. (Mn)
  19. Country of baguettes +ium(Fr)
  20. 5cents(Ni)
  21. Superman's home planet(Kr)
  22. (Mg)
  23. Google browser +ium(Cr)
  24. Commonly used to make wires(Cu)
  25. Country of bratwurst +ium(Ge)
  26. (Be)
  27. Used to treat bipolar disorder (Li)
  28. (Ba)
  29. Tony Stark: ___ Man(Fe)
  30. (Br)

55 Clues: (U) • (I) • (N) • (H) • (Se) • (Ar) • (Xe) • (Sr) • (Rb) • (Mn) • (Mg) • (Cd) • (Be) • (Ba) • (Br) • (Cs) • (Sb) • (At) • Salt(Na) • Bananas(K) • 5cents(Ni) • Marie Curie(Ra) • In toothpaste(Fm) • Smells sooo bad(S) • Added to pools(Cl) • Opposite of gold(Ag) • Pretty much poison(As) • Super bright colors(Ne) • Wizard of Oz:___Man(Sn) • Allows us to breathe(O) • California ___ Rush(Au) • State LA is in +ium(Cf) • Metal foil for food(Al) • ...

Chemistry is Fun 2024-11-14

Chemistry is Fun crossword puzzle
Across
  1. contoh bahan kimia yang bersifat toksik bagi reproduksi
  2. N, O, F merupakan golongan unsur
  3. mereaksikan zat kimia dalam jumlah sangat kecil
  4. mengembangkan obat-obatan merupakan contoh peran kimia dalam bidang
  5. gas rumah kaca
  6. alat menegakkan buret
  7. Sn4+
Down
  1. untuk mempercepat suatu reaksi
  2. AgNO3
  3. Besi(III) oksida
  4. contoh bahan bakar fosil
  5. ClO4-
  6. bersedia mengulangi eksperimen jika hasilnya meragukan
  7. Mg(OH)2
  8. variabel yang sengaja divariasikan
  9. CH3COO-
  10. I-
  11. HCl merupakan contoh bahan kimia yang bersifat
  12. untuk mengambil bahan kimia dalam bentuk padat
  13. ion bermuatan negatif yang berasal dari atom yang kelebihan elektron

20 Clues: I- • Sn4+ • AgNO3 • ClO4- • Mg(OH)2 • CH3COO- • gas rumah kaca • Besi(III) oksida • alat menegakkan buret • contoh bahan bakar fosil • untuk mempercepat suatu reaksi • N, O, F merupakan golongan unsur • variabel yang sengaja divariasikan • HCl merupakan contoh bahan kimia yang bersifat • untuk mengambil bahan kimia dalam bentuk padat • mereaksikan zat kimia dalam jumlah sangat kecil • ...

Chemistry of Life 2024-12-10

Chemistry of Life crossword puzzle
Across
  1. A chemical that speeds up chemical reactions in biological organisms.
  2. Two ways we get necessary elements into our bodies. (2 words)
  3. A large molecule made of repeating parts.
  4. The chemicals that go into a reaction.
  5. A macromolecule that includes antibodies.
  6. A function of lipids
  7. An example of a nucleic acid.
  8. he monomer of a nucleic acid.
  9. An example of a protein hormone.
  10. An example of a disaccharide.
  11. The location on an enzyme where it binds to a substrate. (2 words)
  12. A macromolecule that makes up exoskeletons.
  13. The monomers of proteins.
Down
  1. The monomer of a carbohydrate.
  2. A small unit that can join with others to form a polymer.
  3. Components of lipids. (3 words)
  4. A large molecule.
  5. The six elements most abundant in living organisms.
  6. The location on a substrate where it binds to an enzyme.
  7. The chemical that an enzyme acts on.
  8. Enzymes work by lowering the __________ of a reaction. (2 words)
  9. The main function of carbohydrates.
  10. A macromolecule that carries genetic information. (2 words)
  11. The chemicals that come out of a reaction.
  12. An example of a lipid

25 Clues: A large molecule. • A function of lipids • An example of a lipid • The monomers of proteins. • An example of a nucleic acid. • he monomer of a nucleic acid. • An example of a disaccharide. • The monomer of a carbohydrate. • Components of lipids. (3 words) • An example of a protein hormone. • The main function of carbohydrates. • The chemical that an enzyme acts on. • ...

Chemistry Vocab Review 2024-11-22

Chemistry Vocab Review crossword puzzle
Across
  1. The diagrams we use to track energy changes in a system
  2. What we use to represent temperature when particle diagramming
  3. The subatomic particle that Thomson discovered
  4. Where an electron is normally located in an atom
  5. A particle of light emitted by an electron
  6. The amount of force exerted by particles on a container
  7. Bohr's contribution to the atomic model
  8. What Thomson experimented with
  9. This is the acronym you should remember when working with a fire extinguisher
  10. The process of a gas becoming a liquid
  11. When pressure and particle count stay constant and the temperature increases this also increases
  12. 10 units
  13. Responsible for the stability of the nucleus
  14. The amount of energy necessary to change a substance by one degree Celsius
  15. The smallest unit of matter
  16. When we spin mixtures at high speeds to separate them by density
  17. The macroscopic classification for a mixture of dye and water
  18. Two or more of the same element bonded together
  19. Heat can either be used to change the temperature or the _________ of a substance
  20. A liquid or gas will do this when placed in a cold environment
  21. A substance that has unorganized particles, is flowy, and takes the shape of its container
  22. The type of macroscopic classification you would assign to a granola bar
Down
  1. The speed of particles
  2. The "stuff" we cannot see
  3. Rutherford's experiment
  4. This type of energy represents when the system's state of matter changes
  5. A substance that has organized particles and a defined shape
  6. 100 units
  7. The location of your mass data on a density graph
  8. Where all the mass of an atom is stored
  9. The amount of particles an object has
  10. A liquid or gas will do this when placed in a hot environment
  11. A separation process that utilizes differences in boiling points to purify or concentrate substances
  12. The objects we can see/observe
  13. When heat is applied from below to change a liquid to a gas
  14. The temperature scale we use when quantifying gasses
  15. A term that scientists use to describe a type of conversion or change between units.
  16. Pouring off a liquid from a mixture, leaving sediment or other components behind
  17. A laboratory technique used to separate and analyze complex mixtures based on the differential migration of substances through a stationary phase
  18. Two or more different elements bonded together
  19. The process of having a liquid become a solid
  20. When heat is applied from above to change a liquid into a gas

42 Clues: 10 units • 100 units • The speed of particles • Rutherford's experiment • The "stuff" we cannot see • The smallest unit of matter • The objects we can see/observe • What Thomson experimented with • The amount of particles an object has • The process of a gas becoming a liquid • Where all the mass of an atom is stored • Bohr's contribution to the atomic model • ...

Chemistry Vocab Crossword 2025-08-13

Chemistry Vocab Crossword crossword puzzle
Across
  1. two or more liquids that readily mix and dissolve into each other, forming a homogeneous solution
  2. a measure of how much mass is contained within a given volume
  3. a solution that contains more dissolved solute than its normal solubility limit at a given temperature and pressure
  4. the amount of a substance that reacts with, or is equivalent to, a fixed amount of another substance in a specific chemical reaction
  5. the ability of a substance to dissolve in a solvent to form a solution
  6. a homogeneous mixture where one or more substances are dissolved in another substance
  7. the amount of a substance present in a given volume of a mixture or solution
  8. doesn’t require a power source to measure
  9. one where the amount of solute dissolved is less than the maximum amount that can be dissolved in the solvent at a given temperature
  10. a characteristic of a substance that does not depend on the amount of the substance present
  11. requires a power source to measure
  12. calculated by taking the measured uncertainty divided by the measurement times 100
  13. a problem-solving technique used to convert between different units of measurement
Down
  1. a substance that dissolves in a solvent to form a solution
  2. a solution that contains the maximum amount of solute that can be dissolved in a given solvent at a specific temperature and pressure
  3. the process where a solute, either a gas, liquid, or solid, dissolves in a solvent to form a solution
  4. a substance or mixture that has a uniform composition throughout
  5. a solution where water acts as a solvent
  6. a substance that dissolves a solute, resulting in a solution
  7. the boundary or surface where two different phases of matter meet
  8. a solution with a low concentration of solute
  9. the curved upper surface of a liquid in a container
  10. a solution where a large amount of solute is dissolved in a given amount of solvent or solution
  11. Curve a graphical representation of how the solubility of a substance changes with temperature
  12. a ratio derived from an equality between two different units that allows for the conversion of a measurement from one unit to another
  13. liquids that do not mix or dissolve in each other to form a homogeneous solution

26 Clues: requires a power source to measure • a solution where water acts as a solvent • doesn’t require a power source to measure • a solution with a low concentration of solute • the curved upper surface of a liquid in a container • a substance that dissolves in a solvent to form a solution • a substance that dissolves a solute, resulting in a solution • ...

Chemistry unit 2 2025-09-29

Chemistry unit 2 crossword puzzle
Across
  1. positive charge particle found in the nucleus
  2. number of protons in the nucleus of an atom
  3. composition percent by mass of each element in a compound
  4. simplest whole-number ratio of atoms of each element in a compound
  5. atom that gains 1 or more electrons will exhibit a negative charge
  6. positive charged atoms when an atom loses 1 or more electrons
  7. same as or simple integer multiple of the empirical formula
  8. atoms of the same element that differ in mass
  9. central core of an atom
Down
  1. alternative mass unit that is equivalent to the (u)
  2. negative charged with a mass more than one thousand-times less of that of an atom
  3. uncharged particle with a mass approx the same as that of protons
  4. abbreviation to indicate an element
  5. equal to its mass (whole number)
  6. summing the average atomic masses to all of the atoms represented
  7. amount unit similar to familiar units
  8. 6.022x10^23
  9. total number of protons and neutrons in an atom
  10. consist 2 protons and 2 neutrons
  11. exactly 1/12 of the mass of a single atom of the carbon-12 isotope

20 Clues: 6.022x10^23 • central core of an atom • equal to its mass (whole number) • consist 2 protons and 2 neutrons • abbreviation to indicate an element • amount unit similar to familiar units • number of protons in the nucleus of an atom • positive charge particle found in the nucleus • atoms of the same element that differ in mass • total number of protons and neutrons in an atom • ...

element chemistry study 2025-10-21

element chemistry study crossword puzzle
Across
  1. sn
  2. co
  3. ba
  4. ne
  5. ar
  6. h
  7. p
  8. si
  9. pu
  10. pd
  11. mn
  12. rn
  13. he
  14. li
  15. kr
  16. hg
  17. zn
  18. ti
  19. cs
  20. ca
  21. v
  22. sc
  23. rb
  24. ag
  25. ge
  26. ni
Down
  1. w
  2. b
  3. sr
  4. mg
  5. am
  6. k
  7. mo
  8. fe
  9. f
  10. au
  11. br
  12. ga
  13. be
  14. pt
  15. o
  16. cu
  17. xe
  18. n
  19. as
  20. al
  21. cr
  22. cl
  23. u
  24. se
  25. i
  26. na
  27. s
  28. c

54 Clues: w • b • k • f • h • p • o • n • u • v • i • s • c • sn • co • sr • mg • am • ba • mo • fe • ne • ar • au • br • ga • be • pt • cu • xe • si • pu • pd • mn • rn • he • li • as • kr • al • hg • zn • ti • cs • cr • ca • cl • se • na • sc • rb • ag • ge • ni

Chemistry of Life 2025-10-16

Chemistry of Life crossword puzzle
Across
  1. Doesn't use energy, and moves materials across a membrane.
  2. Molecules move from a high to low concentration.
  3. The study of chemical substances and reactions within living organisms.
  4. Engulfs liquid droplets and occurs in endocytosis.
  5. Large molecules from within the cell are transported towards outside the cell.
  6. Water molecules moving from a high to lower concentration across the membrane.
  7. Building blocks of the cell membrane, contains 2 fatty acids and phosphate glycerol.
  8. Organic compound like fats that store energy and is hydrophobic
  9. Composed of one sugar molecule; glucose, fructose, galactose.
  10. Molecules that transport through a protein carrier in and out of the cell
  11. Concentration of solute outside the cell is lower than inside
  12. Organelle structure that controls the movement of materials in and out of the cell.
Down
  1. Respiration occurs with no oxygen, there are two types; lactic acid and alcoholic fermentation.
  2. Large particles from outside the cell get engulfed across the cell membrane toward the inside.
  3. Body's main source of energy and it is broken down in groups; monosaccharides, disaccharides, and polysaccharides.
  4. Large molecules made from amino acids
  5. Reaction occurs in chloroplast
  6. Concentration of solute outside the cell is higher than inside.
  7. Concentration of solute molecules is equal outside the cell is equal to inside the cell.
  8. Made out of two types; DNA and RNA
  9. Composed of two sugars molecules; sucrose. lactose, and maltose.
  10. Composed of three or more sugar molecules; starch, cellulose, and glycogen.

22 Clues: Reaction occurs in chloroplast • Made out of two types; DNA and RNA • Large molecules made from amino acids • Molecules move from a high to low concentration. • Engulfs liquid droplets and occurs in endocytosis. • Doesn't use energy, and moves materials across a membrane. • Composed of one sugar molecule; glucose, fructose, galactose. • ...

Chemistry of Life 2025-10-16

Chemistry of Life crossword puzzle
Across
  1. Building blocks of the cell membrane, contains 2 fatty acids and phosphate glycerol.
  2. Molecules that tranport through a protein carrier in and out of the cell
  3. Organic compound like fats that store energy and is hydrophobic
  4. Concentration of solute outside the cell is lower than inside
  5. Concentration of solute molecules is equal outside the cell is equal to inside the cell.
  6. Composed of one sugar molecule; glucose, fructose, galactose.
  7. The study of chemical substances and reactions within living organisms.
  8. Engulfs liquid droplets and occurs in endocytosis.
  9. Doesn't use energy, and moves materials across a membrane.
  10. Organelle structure that controls the movement of materials in and out of the cell.
Down
  1. Respiration occurs with no oxygen, there are two types; lactic acid and alcoholic fermentation.
  2. Composed of three or more sugar molecules; starch, cellulose, and glycogen.
  3. Reaction occurs in chloroplast
  4. Molecules move from a high to low concentration.
  5. Large molecules made from amino acids
  6. Water molecules moving from a high to lower concentration across the membrane.
  7. Concentration of solute of outside the cell is higher than inside.
  8. Large particules from outside the cell gets engulfed across the cells membrane toward the inside.
  9. Made out of two types; DNA and RNA
  10. Large molecules from within the cell are transported towards outside the cell.
  11. Composed of two sugars molecules; sucrose. lactose, and maltose.
  12. Body's mains source of energy and it broken down in groups; monosaccharides, disaccharides, and polysaccharides.

22 Clues: Reaction occurs in chloroplast • Made out of two types; DNA and RNA • Large molecules made from amino acids • Molecules move from a high to low concentration. • Engulfs liquid droplets and occurs in endocytosis. • Doesn't use energy, and moves materials across a membrane. • Concentration of solute outside the cell is lower than inside • ...

Chemistry of Fireworks 2025-10-20

Chemistry of Fireworks crossword puzzle
Across
  1. – The solid or liquid chemical that burns to release energy.
  2. – The colour seen when copper ions are excited in fireworks.
  3. – The process that excites electrons and creates light — happens when atoms are ________.
  4. – This metal produces green fireworks and is also used in flares.
  5. – Scientists are developing these to replace traditional fireworks for a cleaner show.
  6. – The process where a substance reacts rapidly with oxygen, releasing heat and light.
  7. – A purple-coloured firework often contains salts of this element.
  8. – The outer container that holds all parts of the firework together.
  9. – Tiny coloured pellets that burst and produce light and colour in the sky.
  10. – When an electron absorbs heat, it moves to a higher __________ level.
Down
  1. – The colour of the highest-energy visible light.
  2. – The type of reaction fireworks depend on — it gives off heat.
  3. – A metal that gives fireworks a deep red colour.
  4. – The part of the firework that ignites the whole reaction — like a timed spark.
  5. – Fireworks can release harmful particles into the air, leading to this type of pollution.
  6. – The coloured light seen from excited atoms is caused by the release of _________.
  7. – This element gives fireworks a bright yellow colour — also found in table salt.
  8. – The first fireworks were invented in this country about 2,000 years ago.
  9. – A chemical that provides oxygen so fuel can burn — fireworks rely on this.
  10. – The invisible energy form carried by light waves.

20 Clues: – The colour of the highest-energy visible light. • – A metal that gives fireworks a deep red colour. • – The invisible energy form carried by light waves. • – The solid or liquid chemical that burns to release energy. • – The colour seen when copper ions are excited in fireworks. • – The type of reaction fireworks depend on — it gives off heat. • ...

Chemistry Crossword Puzzle 2025-11-05

Chemistry Crossword Puzzle crossword puzzle
Across
  1. : The process in which a liquid changes into a gas.
  2. : The process in which a gas changes into a liquid.
  3. : The ability to do work or cause change.
  4. Forces : Forces that act between molecules.
  5. : A process that releases heat energy to the surroundings.
  6. changes : A change that results in the formation of one or more new substances.
  7. : A simplified representation that helps explain a scientific concept.
  8. Forces : Forces that hold atoms together within a molecule.
  9. : A systematic way of studying and collecting data to answer a question.
Down
  1. : A process that absorbs heat energy from the surroundings.
  2. : The measure of the average kinetic energy of particles.
  3. : An observation that involves numbers or measurements.
  4. : A state of matter with a definite shape and volume.
  5. : The unit used to measure the amount of substance.
  6. : A state of matter with no definite shape or volume.
  7. : The process in which a liquid changes into a solid.
  8. changes : A change that affects the form of a substance but not its chemical identity.
  9. : The force exerted by gas particles colliding with the walls of their container.
  10. : A state of matter made of charged particles at very high temperatures.
  11. Change Curve : A diagram that shows how temperature changes during heating and cooling.
  12. : A state of matter with a definite volume but no definite shape.
  13. Molecular Theory : The theory that explains how particles move and behave in different states of matter.
  14. : The amount of space a substance occupies.
  15. : The process in which a solid changes directly into a gas.

24 Clues: : The ability to do work or cause change. • Forces : Forces that act between molecules. • : The amount of space a substance occupies. • : The process in which a liquid changes into a gas. • : The process in which a gas changes into a liquid. • : The unit used to measure the amount of substance. • : A state of matter with a definite shape and volume. • ...

Chemistry 11: Gases 2025-12-03

Chemistry 11: Gases crossword puzzle
Across
  1. Ideal Gas Characteristic 1: An ideal gas consists of a large number of ______ molecules
  2. accounts for the properties of an ideal gas in terms of a set of assumptions about the nature of gases (three words)
  3. The R, in the ideal gas law equation that relates the pressure, volume, amount, and temperature of an ideal gas (two words)
  4. Used to convert between moles and mass (two words)
  5. The law states that the pressure of a fixed amount of gas at constant volume is directly proportional to the absolute temperature of the gas (P/T = constant)
  6. The atmosphere consists of the thermosphere, mesosphere, stratosphere and the ______
  7. The pressure that a gas in a mixture would exert if it were the only gas present in the same volume at the same temperature (two words)
  8. Is the average kinetic energy of the entities in a substance
  9. PV/T = constant is the ______ gas law
  10. Ideal Gas Characteristic 4: The gas particles move in a ______ motion
  11. Ideal Gas Characteristic 2: For an ideal gas, the volume of the gas particles themselves is ______ to compared to the volume of the space surrounding them
  12. Describes conditions at 25°C and 100 kPa
  13. The law states that at the same temperature & pressure, equal volumes of different gases contain an equal number of gas particles (n/V)
  14. The mass of one mole of a substance, expressed in g/mol (two words)
  15. Used to convert between moles and volume (two words)
  16. Has a defined shape and volume, doesn’t flow easily, virtually incompressible
  17. SI unit for pressure
  18. The partial pressure of H2O is often called (two words)
Down
  1. Describes conditions at 0°C and 101.325 kPa
  2. Ideal Gas Characteristic 3: In an ideal gas, the ______ between particles are so weak that it is negligible (two words)
  3. The law states that the volume of a gas is directly proportional to the absolute temperature when the pressure and amount are kept constant.
  4. A hypothetical gas composed of particles that have no size, travel in straight lines, and have no attraction to each other (two words)
  5. What temperature scale, named after a lord, has units of K
  6. When the temperature is 0 K, entities have no kinetic energy, so a gas exerts no pressure and has no volume. This is often referred to as ______ (two words)
  7. Takes the shape and volume of the container, flows readily, highly compressible
  8. The force exerted per unit area
  9. The units the answer has when a question asks for the amount of chemical produced or consumed in a reaction, what units should the answer have
  10. The density of air is ______ at sea level altitude
  11. The random movement of particles suspended in a liquid or gas (two words)
  12. Water is displaced in what direction when we apply Dalton’s law to measure insoluble gases produced in a reaction.
  13. The volume of one mole of a gas, expressed in L/mol (two words)
  14. Describes the mass per volume of a substance
  15. Has a defined volume, Flows readily, slightly compressible
  16. The law that indicates that the volume of a fixed amount of gas at constant temperature is inversely proportional to the pressure of the gas (PV=constant)
  17. Is the sum of partial pressures of individual gases equals what, according to Dalton’s law of partial pressure

35 Clues: SI unit for pressure • The force exerted per unit area • PV/T = constant is the ______ gas law • Describes conditions at 25°C and 100 kPa • Describes conditions at 0°C and 101.325 kPa • Describes the mass per volume of a substance • Used to convert between moles and mass (two words) • The density of air is ______ at sea level altitude • ...

Organic Chemistry Definitions 2025-11-21

Organic Chemistry Definitions crossword puzzle
Across
  1. Formed from the remains of living organisms when their soft tissue was gradually changed by high temperatures and pressures into a thick, black oil. It is a mixture of hydrocarbons.
  2. The addition of hydrogen molecules to an unsaturated molecule, for example converting ethene to ethane.
  3. Black powder consisting largely of carbon.
  4. Atom or group of atoms that determines the chemical properties of a compound. E.g. C=C for alkenes.
  5. Occurs when a hydrocarbon burns in insufficient oxygen. Water is still formed as a product, but carbon monoxide or carbon are formed instead of carbon dioxide
  6. Simplest whole number ratio of the atoms of elements present in a compound. It can be worked out from experimental data.
  7. Polymerisation of monomers containing a carbon-carbon double bond (C=C). A large number of monomer molecules add onto each other without anything else being formed.
  8. A large molecule made when many small molecules (monomers) join together. It consists of many repeat units.
  9. A series of compounds with similar chemical properties, the same functional group, and a trend in physical properties. Each member differs from the next by -CH2- .
  10. Applicable to all members of a homologous series, an algebraic representation of the molecular formula.
  11. Molecules which can join together to form a polymer.
  12. A formula that shows all the bonds in a molecule as individual lines. Each line represents a pair of shared electrons in a covalent bond.
  13. A substance that evaporates easily.
  14. A chemical reaction in which an atom or group of atoms in a molecule is replaced by a different atom or group of atoms.
  15. A chemical reaction in which a substance reacts with oxygen (burns) to form products and heat.
  16. Compounds made up of hydrogen and carbon only.
  17. A finite resource that cannot be replaced, at least not for millions of years.
  18. A liquid that is resistant to flow.
Down
  1. A chemical reaction in which one molecule adds to another without taking anything away, to form a single product.
  2. A piece of equipment used for separating vapours in fractional distillation.
  3. Part of the electromagnetic radiation spectrum that has wavelengths between those of visible light and x-rays.
  4. A process to separate two or more liquids with similar boiling points (e.g. the components of crude oil).
  5. Removing pollutant gases from the gases produced in a combustion reaction.
  6. A mixture of methane, ethane, propane and butane. Commonly used for domestic heating and cooking.
  7. A homologous series of similar hydrocarbons in which there is at least one carbon-carbon double bond (C=C). These are unsaturated compounds with the general formula CnH2n.
  8. A process in which long-chain alkanes are converted to alkenes and shorter-chain alkanes. It is carried out using silica or alumina as a catalyst at a temperature of 600-700oC.
  9. A formula that shows how the atoms are joined together in a molecule. Often written in a condensed form by omitting all the carbon-carbon and carbon-hydrogen single bonds.
  10. A homologous series of similar hydrocarbons in which all the carbons are joined together by single covalent bonds. These are saturated compounds with the general formula CnH2n+2.
  11. Joining up of lots of small molecules (monomers) to make one big molecule (polymer).
  12. Substances that when burned in oxygen release heat energy.
  13. Rain which has a pH of less than about 5.6. It is caused when water and oxygen in the atmosphere react with sulfur dioxide to produce sulfuric acid, or with various oxides of nitrogen to give nitric acid.
  14. Compounds with the same molecular formula but different displayed or structural formula.
  15. A substitution reaction in which only one hydrogen atom in an alkane is replaced by a halogen atom.
  16. Shows the actual number of each type of atom present in a molecule (covalent compound) or formula unit (ionic compound).

34 Clues: A substance that evaporates easily. • A liquid that is resistant to flow. • Black powder consisting largely of carbon. • Compounds made up of hydrogen and carbon only. • Molecules which can join together to form a polymer. • Substances that when burned in oxygen release heat energy. • Removing pollutant gases from the gases produced in a combustion reaction. • ...

Chemistry Crossword Puzzle 2025-11-24

Chemistry Crossword Puzzle crossword puzzle
Across
  1. Elements that are usually dull, brittle, and poor condutors.
  2. The zig-zag on the table separates these classification.
  3. Elements that have a properties of both metals and nonmetals.
  4. Group known for being reactive.
  5. Atoms gain electrons to become this type of ion.
  6. A negatively charged ion.
  7. Ions form when atoms gain or lose these particals.
  8. Property describing how easily a metal can shaped.
  9. Reaction tendency of nobel gases.
  10. Shows how many electrons are gained or lost.
  11. Scientist who created the first widely recognized periodic table.
  12. Reactivity trend of hologens.
  13. Person who arranged elements by atomic number.
  14. Elements in the top row of the f-block.
Down
  1. Group including elements like iron and copper.
  2. Group containing very reactive elements that form salt.
  3. Vertical column on the periodic table.
  4. Elements in the bottom row of the f-block.
  5. Reactivity increases down this group.
  6. A positively charged ion.
  7. Group 2 elements.
  8. A diagram that shows only valence electrons.
  9. The process of losing eletcrons to form a positive ion.
  10. Classifaction of elements based on repeating patterns.
  11. Able to conduct heat electricity well.
  12. Number of electrons in the outer energy level.
  13. Property describes how shiny a metal is.
  14. Group containing very reactive metals.
  15. Reactivity decreases across.
  16. Law that properties repeat every 8 elemnts in early organization.

30 Clues: Group 2 elements. • A positively charged ion. • A negatively charged ion. • Reactivity decreases across. • Reactivity trend of hologens. • Group known for being reactive. • Reaction tendency of nobel gases. • Reactivity increases down this group. • Vertical column on the periodic table. • Able to conduct heat electricity well. • Group containing very reactive metals. • ...

Unit 1 Crossword 2024-11-01

Unit 1 Crossword crossword puzzle
Across
  1. cover all aspects of water conservation and management
  2. one of the three basic sciences, it is the science of living things
  3. applied sciences that involve growth care and management of domestic livestock
  4. the application of scientific principles and new technologies to agriculture
  5. science and art involved in the cultivation, propagation, processing, and marketing of flowers, turf, vegetables, fruits, nuts and ornamental plants
  6. refers to all the conditions, circumstances, and influences surrounding and affecting an organism or group of organisms
  7. plants grown for their appearance or beauty
  8. refers to the management of the genetic characteristics transmitted from one generation to another and its application to our needs
Down
  1. last of the three basic sciences combination of biology and chemistry
  2. means the growing and management of living things in water, such as fish or oysters
  3. another basic science and studies substances
  4. refers to commercial firms that have developed in support of agriculture
  5. refers to the study of the properties and management of soil to grow plants
  6. defined as the application of science to solve a problem
  7. science of soil management and crops
  8. science of insects

16 Clues: science of insects • science of soil management and crops • plants grown for their appearance or beauty • another basic science and studies substances • cover all aspects of water conservation and management • defined as the application of science to solve a problem • one of the three basic sciences, it is the science of living things • ...

Organic Chemistry Crossword 2021-06-01

Organic Chemistry Crossword crossword puzzle
Across
  1. What type of formula is this CH3-CH2-CH2-CH2-CH2-CH3
  2. What type of organic oxygen compound has the general formula R-O-H and ending -ol
  3. The substances of this type of isomer have the same chemical formula but their atoms are bonded in different arrangements
  4. What is it called when a molecule has identical formations on the left and right
  5. Ring of 6 carbon atoms bonded by alternating single and double bonds
  6. Amines, amides, and amino acids are all examples of what type of organic compounds
  7. Compounds whose structures differ by a specific structural unit
  8. The name of the substituent, R-CH3
  9. Type of compound representation that uses lines, no letters or numbers
Down
  1. The type of isomers that are bonded in the same way but arranged differently in space
  2. The atoms of this isomer are all bonded in the same order but are arranged differently in space
  3. The same molecules with different structures are called
  4. Chain compounds in which carbon-carbon bonds are either double or triple bonds
  5. An atom or group other than hydrogen on a molecule
  6. Organic compound that contains at least one double bond
  7. Organic compound that contains single bonds
  8. Cyclic forms of alkanes
  9. Organic compound that contains at least one triple bond
  10. Type of hydrocarbon that has one or more benzene rings
  11. This is the general formula for what type of organic oxygen compound R-O-R

20 Clues: Cyclic forms of alkanes • The name of the substituent, R-CH3 • Organic compound that contains single bonds • An atom or group other than hydrogen on a molecule • What type of formula is this CH3-CH2-CH2-CH2-CH2-CH3 • Type of hydrocarbon that has one or more benzene rings • The same molecules with different structures are called • ...

10th Grade Chemistry 2021-06-14

10th Grade Chemistry crossword puzzle
Across
  1. The table that shows the solubility
  2. Protective eye wear for labs
  3. losing electrons (LEO)
  4. Something to reduce the reaction energy needed
  5. A type of bond where valence electrons r shared
  6. a type of radiation with the highest penetrating power
  7. gaining electrons (GER)
  8. Balancing of both sides of the equation to influence stability
  9. Method of separating aqueous solutions
  10. Group 18 gases on the periodic table
  11. H + Cl -> HCl What type of reaction
  12. the acidity and basic measuring value
  13. double pressure means gas is ____
  14. A compound that won't mix with nonpolar
  15. a homologous series that's saturated
  16. The table that shows how reactive metals/nonmetals are
  17. A formula that is simplified
Down
  1. The table that shows solubility at temp
  2. Releasing heat
  3. the element that is organic
  4. ___ says two containers with the same volume no matter what gas they have with the same temp and pressure there will be the same amount of molecules
  5. Something with 8 valence electrons
  6. a substance used to determine pH
  7. Weighted avg of all natural isotopes
  8. a homologous series that's unsaturated
  9. Randomness and variety
  10. A type of bond immersed in a sea of moving
  11. a energy producing method that results in long term waste
  12. Absorption of heat
  13. A strong one will create a higher boiling point

30 Clues: Releasing heat • Absorption of heat • losing electrons (LEO) • Randomness and variety • gaining electrons (GER) • the element that is organic • Protective eye wear for labs • A formula that is simplified • a substance used to determine pH • double pressure means gas is ____ • Something with 8 valence electrons • The table that shows the solubility • ...

Chemistry Final Project 2021-05-30

Chemistry Final Project crossword puzzle
Across
  1. : Reduced version of molecules
  2. : A weak acid in the presence of its conjugate bases can withstand a major fluctuation in pH when a strong acid or base is added, thus maintaining a constant pH until the system is broken
  3. : Technique uses naturalization to determine an unknown concentration of an acid or base
  4. : Conduct electricity when dissolved in water because break into ions
  5. : A mixture that spreads unevenly
  6. : When a stress is applied to a reaction in equilibrium, there will be a shift in the direction that will minimize the stress
  7. : Matter is made of tiny particles
  8. : The attraction(affinity) an atom has for e- in a bond
  9. : Release hydrogen in solution
  10. : A way of expressing numbers that are too large or too small to be conveniently written in decimal form.
  11. : When an atom, molecule, or ion loses one or more electrons in a chemical reaction
  12. : Two light nuclei combine to make a heavier one and huge energy
  13. : Amount of energy it takes to initiate / start a reaction
  14. : A mixture that spread evenly and looks uniform from the outside
  15. : The study of reaction rates
  16. : If two gases have the same volume temperature and pressure they will also have the same number of molecules
  17. : Measured by the quantity of something rather than its quality.
  18. : A homogeneous mixture ( solute dissolved in solvent)
  19. : The energy required to remove the last valence e-
  20. : The end result will be the average of all the possible structures
  21. : An organic reaction, includes carbon
Down
  1. : Rate of forward and reverse reaction and the concentration of reactants and products
  2. : Inorder for this collision to happen it requires sufficient energy and property orientation
  3. : When an atom, molecule, or ion gains one or more electrons in a chemical reaction
  4. : Heavy nucleus split into leigher nucleus and energy
  5. : Electron that orbit in specific e- shell
  6. : A spontaneous decay with one reactant
  7. : Properties of both metal and non metal and a semi
  8. : Not spontaneous, forced
  9. : Release Hydroxide in solution
  10. : Measure atmospheric pressure
  11. : The liquid that does the dissolving (commonly water)
  12. : Distance between the nucleus and the valence e- (bonding size)
  13. : The study of carbon containing compound
  14. : Metal and nonmetal bonded together
  15. : A color change give us a pH range
  16. : Electrons are shared equally and nonmetal have the same or very similar electronegativities
  17. : Stuff that dissolved in liquid
  18. : An ion composed of more than one atom
  19. : Inorder for particles to react they must have an effective collision

40 Clues: : Not spontaneous, forced • : The study of reaction rates • : Reduced version of molecules • : Measure atmospheric pressure • : Release hydrogen in solution • : Release Hydroxide in solution • : Stuff that dissolved in liquid • : A mixture that spreads unevenly • : Matter is made of tiny particles • : A color change give us a pH range • : Metal and nonmetal bonded together • ...

Chemistry Unit One 2022-08-19

Chemistry Unit One crossword puzzle
Across
  1. a thin glass vessel, with a lip for pouring, used as containers for liquids.
  2. a unit of measurement obtained by multiplication or division of the base units of a system
  3. a way of writing very large or very small numbers
  4. a common piece of laboratory glassware consisting of a finger-like length of glass or clear plastic tubing, open at the top and closed at the bottom.
  5. the process of changing or causing something to change from one form to another.
  6. a room or building equipped for scientific experiments, research, or teaching, or for the manufacture of drugs or chemicals.
  7. a scale of temperature on which water freezes at 32° and boils at 212° under standard conditions.
  8. the measure of how much “stuff” is in a given amount of space
  9. the scientific study of the properties and behavior of matter
  10. the intellectual and practical activity encompassing the systematic study of the structure and behaviour of the physical and natural world through observation and experiment.
  11. a quantity chosen as a standard in terms of which other quantities may be expressed.
  12. SI unit for length
  13. the amount of 3D space a substance or object occupies.
  14. large pincers for grasping and lifting vessels of heat-resistant material used in high temperature chemical reactions.
Down
  1. a tall narrow container with a volume scale used especially for measuring liquids.
  2. refinement in a measurement, calculation, or specification, especially as represented by the number of digits given.
  3. roughly calculate or judge the value, number, quantity, or extent of.
  4. the SI unit of mass
  5. a metal stand consisting of a long upright rod attached to a heavy rectangular base that is used with rings and clamps for supporting laboratory apparatus.
  6. the closeness of a result to the true value
  7. the SI unit of volume
  8. the force acting on the object due to gravity.
  9. a bottle, usually of glass, having a rounded body and a narrow neck, used especially in laboratory experimentation.
  10. the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value
  11. king who tragically died by drinking chocolate milk
  12. a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
  13. base unit of thermodynamic temperature measurement in the International System of Units (SI)
  14. a measure of the amount of matter in an object.
  15. when an object is largely immersed in a fluid, pushing it out of the way and taking its place
  16. the scale of temperature in which water freezes at 0° and boils at 100° under standard conditions.

30 Clues: SI unit for length • the SI unit of mass • the SI unit of volume • the closeness of a result to the true value • the force acting on the object due to gravity. • a measure of the amount of matter in an object. • a way of writing very large or very small numbers • king who tragically died by drinking chocolate milk • the amount of 3D space a substance or object occupies. • ...

Intro to Chemistry 2022-08-30

Intro to Chemistry crossword puzzle
Across
  1. A pH above 7
  2. Two or more atoms joined together
  3. Bond in which electrons are equally shared between atoms
  4. A pH below 7
  5. A substance dissolved in a liquid
  6. Number of protons plus the number of neutrons
  7. A negatively charged part of an atom
  8. A liquid mixture
  9. An uncharged part of an atom
  10. Connection between atoms
  11. Liquid, solid, or gas at room temperature
Down
  1. An ingredient or atom that combines with others to cause a reaction
  2. The result of a chemical reaction
  3. A positively charged part of an atom
  4. Bond in which electrons are unequally shared between atoms
  5. An atom in which the number of neutrons is different from the number of protons
  6. Another name for an atom
  7. A substance that speeds up a reaction
  8. A liquid that dissolves a substance
  9. Part of the atom that contains protons and neutrons

20 Clues: A pH above 7 • A pH below 7 • A liquid mixture • Another name for an atom • Connection between atoms • An uncharged part of an atom • The result of a chemical reaction • Two or more atoms joined together • A substance dissolved in a liquid • A liquid that dissolves a substance • A positively charged part of an atom • A negatively charged part of an atom • ...

Chemistry Crossword Review 2022-09-01

Chemistry Crossword Review crossword puzzle
Across
  1. Separating components of a liquid mixture based on how fast the parts travel up a special paper.
  2. Separating components of a mixture based on the difference in density of the parts of the mixture. Can be two liquids or solids and liquids. What gravity would do, but faster.
  3. Made of TWO OR MORE TYPES of atoms
  4. Made up of charged particles of ions and electrons interacting.
  5. the smallest unit of an element OR a compound.
  6. Those substances that CANNOT be separated by PHYSICAL means.
  7. The amount of space an object takes up.
  8. Separating a liquid from another liquid where both have different boiling points.
  9. The smallest unit of an element that has the same chemical properties of that element.
  10. Separating a liquid from a solid that has been dissolved.
  11. What is being dissolved
  12. When two or more different substances are physically mixed, but NOT chemically combined.
Down
  1. Has an indefinite shape AND indefinite volume.
  2. The mixture does not look uniform… you can see the parts that make up the mixture.
  3. A measure of the amount of matter an object has.
  4. When two liquids have different densities you can remove the liquid underneath from the liquid that settled on top.
  5. Has an indefinite shape AND definite volume.
  6. What is dissolving the solute.
  7. The composition is uniform… you cannot see the parts that make up the mixture.
  8. Separating two solids, one of which is magnetic.
  9. Has a definite shape AND definite volume.
  10. Separating smaller solids from liquids using filter paper.
  11. Made of only ONE TYPE of atom
  12. Separating larger solids from smaller solids using a sieve.
  13. Anything with mass and takes up space

25 Clues: What is being dissolved • Made of only ONE TYPE of atom • What is dissolving the solute. • Made of TWO OR MORE TYPES of atoms • Anything with mass and takes up space • The amount of space an object takes up. • Has a definite shape AND definite volume. • Has an indefinite shape AND definite volume. • Has an indefinite shape AND indefinite volume. • ...

Chemistry Atomic Crossword 2022-09-08

Chemistry Atomic Crossword crossword puzzle
Across
  1. how many f electrons can be in an energy level
  2. what element does Ho stand for
  3. what does Cs stand for
  4. makes everything up
  5. Speed of light equals _ x frequency
  6. What is the maximum amount of electrons for orbitals
  7. what does e=6.26*10^-34 Js(1.60*10^14 1/s)
  8. acronym for energy levels
  9. amount of energy that can be gained or lost by an atom
  10. rows in the periodic table equal what
  11. potassium as electron configuration using aufbau principle method
  12. letter that indicates the type of orbital
  13. how many electrons is in the orbital 4d
  14. what does B stand for
  15. method of indicating the arrangement of electrons about a nucleus
  16. how many electrons does sulfur have
  17. what element does O stand for
  18. what is the shape of a p orbital
  19. Referred to as the atomic number
  20. how many electrons are in the orbital 4f
Down
  1. first method for E configuration
  2. what element does Ir stand for
  3. 3.00*10^8 m/s= 5.8*10^-7 m*f
  4. how many rows are in the F section in the periodic table
  5. number under element name
  6. even smaller sub-atomic particles than protons
  7. what element does Kr stand for
  8. unique upper-case letter and lower-case symbol
  9. how many elements are in the periodic table
  10. how many rows are in the P section in the periodic table
  11. number of protons equals
  12. how many p orbitals can be in an energy level
  13. formula for energy
  14. how many rows are in the D section in the periodic table
  15. sum of protons and neutrons equals...
  16. sub-atomic particles with a zero charge
  17. what element does CA stand for
  18. second method for E configuration
  19. what element does Li stand for
  20. what is the shape of a s orbital
  21. number that indicates the energy level
  22. how many electrons is in the orbital 5p
  23. which is the lowest energy level having d orbitals
  24. how many rows are in the S section in the periodic table
  25. what element does Cu stand for
  26. how many d orbitals can be in an energy level

46 Clues: formula for energy • makes everything up • what does B stand for • what does Cs stand for • number of protons equals • number under element name • acronym for energy levels • 3.00*10^8 m/s= 5.8*10^-7 m*f • what element does O stand for • what element does Ir stand for • what element does Ho stand for • what element does Kr stand for • what element does CA stand for • ...

Organic Chemistry Crossword 2022-08-24

Organic Chemistry Crossword crossword puzzle
Across
  1. 30
  2. 15
  3. 4
  4. 27
  5. 18
  6. 6
  7. 1
  8. 7
  9. 21
  10. 19
  11. 29
  12. 13
  13. 17
  14. 3
Down
  1. 14
  2. 11
  3. 8
  4. 28
  5. 9
  6. 24
  7. 25
  8. 12
  9. 16
  10. 23
  11. 5
  12. 26
  13. 10
  14. 2
  15. 20
  16. 22

30 Clues: 8 • 9 • 4 • 5 • 6 • 1 • 2 • 7 • 3 • 14 • 11 • 28 • 30 • 24 • 15 • 25 • 12 • 16 • 27 • 23 • 18 • 26 • 10 • 20 • 21 • 19 • 29 • 13 • 17 • 22

organic chemistry crossword 2022-08-24

organic chemistry crossword crossword puzzle
Across
  1. 28
  2. 3
  3. 22
  4. 11
  5. 10
  6. 9
  7. 8
  8. 14
  9. 1
  10. 12
  11. 4
  12. 27
Down
  1. 17
  2. 15
  3. 30
  4. 5
  5. 26
  6. 21
  7. 18
  8. 25
  9. 16
  10. 23
  11. 6
  12. 24
  13. 13
  14. 19
  15. 2
  16. 7
  17. 29
  18. 20

30 Clues: 5 • 3 • 6 • 2 • 7 • 9 • 8 • 1 • 4 • 17 • 15 • 28 • 30 • 26 • 21 • 22 • 18 • 25 • 16 • 23 • 24 • 13 • 19 • 11 • 10 • 29 • 14 • 20 • 12 • 27

Year 7 Chemistry 2022-07-31

Year 7 Chemistry crossword puzzle
Across
  1. A mixture in which the composition is uniform throughout the mixture
  2. When a substance can soak up another substance
  3. The substance that dissolves is called the
  4. Used to separate colours in ink
  5. The substance that goes through the filter
  6. The process when a solid is formed
  7. The process of gradually pouring a liquid from one container into another, to separate out the sediment
  8. A combination of substances that can be physically separated
  9. A mixture in which the composition is not uniform throughout the mixture
  10. Elements which can conduct electricity
  11. A technique used to recover a liquid from a solution
  12. H20
Down
  1. Mixtures in test tubes are spun around
  2. When a substance changes from a liquid to a gas
  3. Any substance that takes up space and has mass
  4. A substance containing atoms of two or more elements joined together by chemical bonds
  5. Substances that do not dissolve in liquids
  6. Substance that the solute dissolves in
  7. Copper, gold and iron are all examples of
  8. Separating different size particles in a mixture
  9. The element that makes up diamonds
  10. A substance made up of only one type of atom
  11. The substance that remains in the filter paper

23 Clues: H20 • Used to separate colours in ink • The process when a solid is formed • The element that makes up diamonds • Mixtures in test tubes are spun around • Substance that the solute dissolves in • Elements which can conduct electricity • Copper, gold and iron are all examples of • Substances that do not dissolve in liquids • The substance that dissolves is called the • ...

Chemistry Crossword 1 2022-08-29

Chemistry Crossword 1 crossword puzzle
Across
  1. one hundredth of something
  2. "It's so hot out! It's over 25 degrees ____"
  3. shoes need to be _______-toed
  4. in lab, we don't sniff we _____
  5. what you need to bring for lab
  6. the energy in food and fuel
  7. Kelvin, Fahrenheit, and Celsius all measure this
  8. "kg" means
  9. Unit of mass
  10. When you write down a measurement, you need the number and the ____
  11. the type of energy we give off when we get hot
Down
  1. One milliliter is equally to one centimeter_____
  2. a measure of volume
  3. What a scale measures when you stand on it
  4. 1000 of something
  5. eye protection in lab
  6. what you should do at the end of lab
  7. feet, inches, yards, and kilometers all measure this
  8. CER: _____, evidence, reasoning
  9. 0.001 of something
  10. the unit scientists use for energy
  11. what we measure with a watch and a calendar
  12. energy of motion
  13. energy phones use
  14. one way to measure length
  15. a measure of length

26 Clues: "kg" means • Unit of mass • energy of motion • 1000 of something • energy phones use • 0.001 of something • a measure of volume • a measure of length • eye protection in lab • one way to measure length • one hundredth of something • the energy in food and fuel • shoes need to be _______-toed • what you need to bring for lab • CER: _____, evidence, reasoning • in lab, we don't sniff we _____ • ...

Chemistry Crossword 1 2022-08-29

Chemistry Crossword 1 crossword puzzle
Across
  1. a measure of volume
  2. a measure of length
  3. what you should do at the end of lab
  4. energy of motion
  5. When you write down a measurement, you need the number and the ____
  6. eye protection in lab
  7. "It's so hot out! It's over 25 degrees ____"
  8. Kelvin, Fahrenheit, and Celsius all measure this
  9. the type of energy we give off when we get hot
  10. what you need to bring for lab
  11. "kg" means
  12. CER: _____, evidence, reasoning
Down
  1. 1000 of something
  2. Unit of mass
  3. what we measure with a watch and a calendar
  4. the energy in food and fuel
  5. in lab, we don't sniff we _____
  6. energy phones use
  7. One milliliter is equally to one centimeter_____
  8. What a scale measures when you stand on it
  9. feet, inches, and kilometers all measure this
  10. the unit scientists use for energy
  11. one hundredth of something

23 Clues: "kg" means • Unit of mass • energy of motion • 1000 of something • energy phones use • a measure of volume • a measure of length • eye protection in lab • one hundredth of something • the energy in food and fuel • what you need to bring for lab • in lab, we don't sniff we _____ • CER: _____, evidence, reasoning • the unit scientists use for energy • what you should do at the end of lab • ...

A Chemistry Halloween 2022-10-29

A Chemistry Halloween crossword puzzle
Across
  1. A compound with a pH of less than 7.0
  2. Any substance that is consumed in the course of a chemical reaction.
  3. A chemical element in its smallest form
  4. Some sleep here
  5. Spooky Home
  6. Freddy's invitation
  7. Just dying to get in
  8. The alternate definition of "costume"
  9. One of the four fundamental states of matter
  10. Threshold greeting
  11. Heard on the night of the full moon
  12. Lighting the way
  13. Toil and trouble go in here
  14. A Halloween pet
  15. The SI unit of energy
Down
  1. Salem's mascot
  2. The largest one is a flying fox
  3. A negatively charged ion
  4. How close a measured value is to the actual or true value
  5. The electric or magnetic separation of electric charge into a pair of charges of equal magnitude but opposite sign
  6. Vehicle for holiday personalities
  7. We all have one
  8. Glassware used to dispense specific amounts of liquid when precision is necessary
  9. One of the four fundamental states of matter
  10. Arachnid's food trap
  11. One of the four fundamental states of matter
  12. The Headless Horseman's head
  13. One of the four fundamental states of matter
  14. What the night of the living are
  15. A positively charged ion
  16. Pumpkin spice comes to life in...

31 Clues: Spooky Home • Salem's mascot • Some sleep here • We all have one • A Halloween pet • Lighting the way • Threshold greeting • Freddy's invitation • Arachnid's food trap • Just dying to get in • The SI unit of energy • A negatively charged ion • A positively charged ion • Toil and trouble go in here • The Headless Horseman's head • The largest one is a flying fox • What the night of the living are • ...

Chemistry Review Puzzle 2022-06-06

Chemistry Review Puzzle crossword puzzle
Across
  1. The combination of Boyle’s and Charle’s law creates this law, used to find the relationship between volume, temperature, and pressure. ***
  2. Millimeters of ______, used to show atmospheric pressure.
  3. A property of gas meaning that there are few molecules taking up a given volume. **
  4. Force per unit area of gas.
  5. __________’s theory demonstrates that under the same conditions of temperature and pressure, equal volumes of different gases contain an equal number of molecules
  6. A group of atoms bonded together. The atoms can be the same or different. Over 100 million are known.
  7. A property of gas which is defined as a volume change as a result of a pressure change.
  8. 273K, 101.325kPa
  9. A scientific instrument used to measure atmospheric pressure.
  10. Measure of hot/cold.
  11. The law of ________ states that the volume of gaseous reactants and products are always in simple ratios of whole numbers, (if they're measured at the same temperature and pressure.) **
Down
  1. The amount of space a substance takes up.
  2. The volume that one mole of gas occupies.**
  3. The measure of temperature found in the metric system.
  4. Measurement of pressure x 1000. **
  5. ____ Gas Law combines Boyle’s, Charles’ and Avagrado’s Laws to form PV=nRT.
  6. A unit of measurement that represents a number of molecules at a given pressure and temperature.
  7. The amount of a substance. **
  8. 298K, 101.325kPa
  9. A law that states as temperature increases, the volume of a gas increases proportionally (if pressure and amount of gas stay constant.)**
  10. ________ Theory is the classical model which describes the behaviour of gases. **
  11. A law that states as the pressure of a gas increases, volume decreases proportionally (if the amount of gas and temperature stay constant.) **
  12. One of these is equal to 101.325kPa
  13. The SI base unit of temperature, used in gas law equations.
  14. A unit of volume in the metric system which can be used to calculate gas laws.

25 Clues: 298K, 101.325kPa • 273K, 101.325kPa • Measure of hot/cold. • Force per unit area of gas. • The amount of a substance. ** • Measurement of pressure x 1000. ** • One of these is equal to 101.325kPa • The amount of space a substance takes up. • The volume that one mole of gas occupies.** • The measure of temperature found in the metric system. • ...

Chemistry Review Game 2022-05-19

Chemistry Review Game crossword puzzle
Across
  1. name for hydrochloric acid
  2. amount of matter
  3. units of volume in the metric system
  4. what you should do first in a reaction
  5. is an aromatic compound
  6. moles/volume
  7. hydrocarbon for the formula CnH(2n-2)
  8. name for OH
  9. hydrocarbons with single bonds
  10. compounds that have a scent
Down
  1. name for C8H18
  2. amount of space
  3. solvents and solutes mixed together
  4. prefix for ringed hydrocarbons
  5. name for C4H10
  6. avagadro's number
  7. name for C6H14
  8. what speeds up a reaction?
  9. reaction name for A+B=AB
  10. ending for one or more double bond

20 Clues: name for OH • moles/volume • name for C8H18 • name for C4H10 • name for C6H14 • amount of space • amount of matter • avagadro's number • is an aromatic compound • reaction name for A+B=AB • name for hydrochloric acid • what speeds up a reaction? • compounds that have a scent • prefix for ringed hydrocarbons • hydrocarbons with single bonds • ending for one or more double bond • ...

Chemistry Review Game 2022-05-19

Chemistry Review Game crossword puzzle
Across
  1. equation for nonane
  2. ___ can be structural or geometric
  3. the molar concentration
  4. the tendency of an atom to attract electrons
  5. H's bond ___ in Lewis Dot Diagrams
  6. AB=A+B
  7. covalent bonding is ___
  8. 760mmHg equals 1 ___
  9. Ideal gas law equation
Down
  1. a throuroughly tested explanation for an event
  2. solid that is dissolved
  3. name for NO2
  4. electrons outermost electrons in a ring
  5. position for 1,3
  6. Charles' Law equation
  7. alkanes are ___ (not attracted to water)
  8. matter has mass and ___
  9. degree to which a solute dissolves
  10. liquid that dissolves stuff
  11. position for 1,2

20 Clues: AB=A+B • name for NO2 • position for 1,3 • position for 1,2 • equation for nonane • 760mmHg equals 1 ___ • Charles' Law equation • Ideal gas law equation • solid that is dissolved • the molar concentration • matter has mass and ___ • covalent bonding is ___ • liquid that dissolves stuff • ___ can be structural or geometric • H's bond ___ in Lewis Dot Diagrams • ...

Chemistry in Biology 2022-12-07

Chemistry in Biology crossword puzzle
Across
  1. substance that speeds up a chemical reaction
  2. molecule with oppositely charged regions
  3. substance dissolved in a solution
  4. substance in which another substance is dissolved
  5. two or more atoms of the same element having different numbers of neutrons
  6. substance that exists before a chemical reaction
  7. a pure substance composed of only one type of atom
  8. compound whose atoms are held together by
  9. reactant to which an enzyme binds
  10. particle without charge
  11. an electrical attraction between two oppositely charged atoms or groups of atoms
  12. minimum amount of energy needed for reactants to form products in a chemical reaction
  13. an atom that is positively or negatively charged because it has lost or gained electrons
  14. substance that releases hydrogen ions when dissolved in water
  15. protein that speeds up a biological reaction; biological catalyst
  16. substance that produces hydroxide ions when dissolved in water
Down
  1. attractive forces between molecules
  2. measure of the concentration of hydrogen ions in a solution
  3. a mixture that can react with an acid or base to maintain the pH of a solution within a specific range
  4. a type of chemical bond formed when atoms share electrons
  5. the specific place where a substrate binds on an enzyme
  6. energy-requiring process by which atoms or groups of atoms in substances are changed into different substances
  7. a combination of two or more different substances in which each substance keeps its individual characteristics
  8. weak electrostatic bond formed by the attraction of opposite charges between a H atom and an O, N, Fl atom
  9. a pure substance with unique properties, formed when two or more different elements combine
  10. positively charged particle
  11. negatively charged particle
  12. homogeneous mixture formed when a substance (the solute) is dissolved in another substance (the solvent)
  13. building block of matter
  14. substance formed by a chemical reaction
  15. contains neutrons and protons

31 Clues: particle without charge • building block of matter • positively charged particle • negatively charged particle • contains neutrons and protons • substance dissolved in a solution • reactant to which an enzyme binds • attractive forces between molecules • substance formed by a chemical reaction • molecule with oppositely charged regions • ...

Chemistry - Energy Vocabulary 2022-09-27

Chemistry - Energy Vocabulary crossword puzzle
Across
  1. This energy is found/stored in the nucleus of an atom
  2. This type of resource can be replaced/can not be used up
  3. travels as waves through matter and empty space
  4. This type of energy is know for powering wind turbines
  5. Energy source made up of materials from living things
  6. This resource can not be replaced at the same rate it is getting used up
  7. The energy of moving objects (car moving, ball rolling, fish swimming, etc)
Down
  1. The energy we get from water (specifically moving water)
  2. Energy which is caused by moving electric charges
  3. Conversion of energy (one form of energy into another)
  4. Has the ability to change the temperature of different forms of matter
  5. Management of resources
  6. Storage for the electrical energy made from solar cells
  7. The energy we get from the sun
  8. Formed millions of years ago from decayed remains
  9. Has the ability to change light energy into electricity
  10. Comes from within the earths crust
  11. Reflects/concentrates the sunlight onto a fluid filled pipe (one of the steps used to turn a turbine)
  12. Energy stored in atoms/molecules (food, fuels, and batteries store this type of energy)
  13. The ability to move or change

20 Clues: Management of resources • The ability to move or change • The energy we get from the sun • Comes from within the earths crust • travels as waves through matter and empty space • Energy which is caused by moving electric charges • Formed millions of years ago from decayed remains • This energy is found/stored in the nucleus of an atom • ...

Chemistry of Life 2022-10-19

Chemistry of Life crossword puzzle
Across
  1. the inside of an organism stays the same, even though the outside changes
  2. storage form of carbohydrates
  3. carbohydrates used by plants to store energy
  4. net movement of water out of the cell
  5. plant cell walls are composed of...
  6. long chains of C & H joined together
  7. the movement of water
  8. no net movement of water
  9. transport that requires energy
  10. when molecules bong together by removing H2O
Down
  1. main source of energy in the body
  2. building block of lipids
  3. the movement of solutes
  4. transport that requires no energy
  5. when plants trap sunlight energy to produce carbohydrates
  6. composed of 1 glycerol and 3 fatty acids
  7. organism that produces their own food
  8. a difference in the number of molecules or ions
  9. movement of water into the cell
  10. the main components of cell membranes

20 Clues: the movement of water • the movement of solutes • building block of lipids • no net movement of water • storage form of carbohydrates • transport that requires energy • movement of water into the cell • main source of energy in the body • transport that requires no energy • plant cell walls are composed of... • long chains of C & H joined together • ...

Zoology and Chemistry 2023-01-13

Zoology and Chemistry crossword puzzle
Across
  1. when a group of birds fly and stick together
  2. When apex predators of the same species hunt together in small groups.
  3. An animal at the top of a trophic pyramid who does not have an predators of its own
  4. The number of protons and neutrons found in an element
  5. An educated guess after research
  6. an element that has gained or lost an electron.
  7. Gamete of the male salmon
  8. Basic unit of matter and the defining structure of elements
Down
  1. used for gas exchange on a shark
  2. found on a bony fish but not on cartilaginous fish
  3. when a group of fish stick together
  4. The number of protons found in an element
  5. An evolutionary trait that animals have developed to increase their ability to survive
  6. the long folds of tissue found in the shark's stomach usedto expand the stomach when consuming prey.
  7. when bugs group together to attack a certain organism.
  8. when an apex predator is added to an ecosystem and it affects all the trophic levels below that predator
  9. Gamete of the female salmon
  10. when groups of cattle animals group together to keep each other safe.
  11. a behavior that animals learn from watching other animals
  12. Regurgitated mass of indigestible bones, feathers, and fur

20 Clues: Gamete of the male salmon • Gamete of the female salmon • used for gas exchange on a shark • An educated guess after research • when a group of fish stick together • The number of protons found in an element • when a group of birds fly and stick together • an element that has gained or lost an electron. • found on a bony fish but not on cartilaginous fish • ...

Chemistry Crossword Puzzle 2020-05-29

Chemistry Crossword Puzzle crossword puzzle
Across
  1. a substance that readily vaporizes.
  2. mixture of gases produced by the breakdown of organic matter in the absence of oxygen.
  3. metalloid with element symbol Te and atomic number 52.
  4. forming a scalloped shape upon exposure to a hypertonic solution.
  5. number of electrons needed to fill the outermost electron shell.
  6. any element found in group IA (first column) of the periodic table.
  7. state of matter with no defined shape or volume consisting of ions and electrons.
  8. material which permits the flow of energy
  9. the process of adding chlorine to drinking water to disinfect it and kill germs.
  10. discrete packet of electromagnetic radiation.
  11. a substance that forms ions in aqueous solution.
  12. irreversible damage to a material or tissue due to a chemical reaction.
  13. a chemical substance that neutralizes alkalis and turns litmus red.
  14. distinct form of matter with uniform chemical and physical properties.
  15. a protein that functions as a catalyst for a chemical reaction.
  16. method of separating mixtures by removing the liquid layer from a precipitate.
  17. study of matter and energy and the interactions between them
  18. scientific study of heat, work, and related properties of mechanical and chemical systems.
  19. mass per unit volume.
  20. solution containing a small amount of solute relative to the amount of solvent.
  21. study of quantitative relationships between substances undergoing a physical or chemical change.
  22. heterogeneous mixture of solid particles in a fluid.
  23. process used to separate solids from liquids or gases using a filter medium that allows the fluid to pass through but not the solid.
  24. substance that is dissolved in a chemical solution.
  25. very old study and philosophy of how to change basic substances into other substances.
  26. substance that increases the chemical reaction rate by decreasing its activation energy.
  27. a substance that forms ions in aqueous solution.
Down
  1. process characterized by a spontaneous transition of molecules from the liquid phase to vapor phase.
  2. movement of a fluid from a region of higher concentration to lower concentration.
  3. any alloy of mercury and one or more other metals.
  4. an aqueous solution with a pH greater than 7.
  5. a chemical bond that involves the sharing of electron pairs between atoms.
  6. amount of matter a substance contains or property of matter that resists acceleration.
  7. process that uses an electric current to reduce dissolved metal cations so that they form a thin coherent metal coating on an electrode.
  8. passage of direct current through an ion-conducting solution.
  9. loss of electrons by an atom, molecule or ion in a chemical reaction.
  10. thermodynamic property of a system that is the sum of the internal energy and the product of pressure and volume.
  11. a homogenous mixture in which dispersed particles do not settle out.
  12. measure of how well molecules stick to each other or group together.
  13. matter in which atoms, ions, or molecules are packed into an ordered, repeating three-dimensional pattern.
  14. half reaction in which a chemical species decreases its oxidation number, generally by gaining electrons.
  15. instrument designed to measure heat flow of a chemical reaction or physical change.
  16. the chemical breakdown of a substance by bacteria orother microorganisms.
  17. unit of concentration that is the moles of solute divided by the kilograms of solvent.
  18. movement of gas through a pore or capillary into a vacuum or another gas.
  19. substance made by mixing substance together
  20. binding of an element to itself via covalent bonds
  21. group of techniques used to separate mixture components by passing the mixture through a stationary phase.
  22. chemical species formed when two or more atoms form a chemical bond.
  23. chemical species formed by two or more atoms that share chemical bond.
  24. component of a solution present in the greatest proportion.
  25. the positively charged electrode by which the electrons leave a device.

52 Clues: mass per unit volume. • a substance that readily vaporizes. • material which permits the flow of energy • substance made by mixing substance together • an aqueous solution with a pH greater than 7. • discrete packet of electromagnetic radiation. • a substance that forms ions in aqueous solution. • a substance that forms ions in aqueous solution. • ...

Chemistry Crossword Puzzle 2020-05-29

Chemistry Crossword Puzzle crossword puzzle
Across
  1. - the name for the element with atomic number 89. It is a member of the actinide group.
  2. - a discrete packet of matter or energy, plural is quanta.
  3. - a chemical species that accepts electrons or donate protons or hydrogen ions.
  4. - is the name for the element with atomic number 8. It is a member of the nonmetal group.
  5. - unable to dissolve in a solvent.
  6. - stable negatively charged subatomic particle
  7. - a medium believed to carry light waves in the 18th and 19th century.
  8. change - process by which one or more substances are altered to form new substances.
  9. - is the name for the element with atomic number 20. It is a member of the alkaline earth metal group.
  10. - instrument used to measure atmospheric pressure.
  11. - is the name for the element with atomic number 12. It is an alkaline earth metal.
  12. - is the name for the element with atomic number 30. It is a member of the transition metals group.
  13. - radioactive metal and atomic number is 97.
  14. - a chemical change that forms new substances.
  15. - a condensable gas
  16. - SI unit of energy equal to the kinetic energy of a 1 kg mass moving at 1 m/s.
  17. - group of techniques used to separate mixture components by passing the mixture through a stationary phase
  18. - the mixture of gases that make up the Earth's atmosphere, consisting mainly of nitrogen, with oxygen, water vapor, argon, and carbon dioxide.
  19. law - law that states the properties of elements recur in a predictable and systematic way when they are arranged by increasing atomic number.
  20. - a homogenous mixture in which dispersed particles do not settle out.
  21. - a standard used for comparison in measurements.
  22. - any matter or substance that has mass.
  23. - is the chemistry of living things.
  24. - atoms that have the same number of protons, but different numbers of neutrons and thus different atomic weight values.
  25. - is element number is 70
  26. - chemical reaction between an acid and base that results in a neutral solution.
  27. - is an element with an atomic number of 54 and atomic weight of 131.29. It is an odorless inert gas that is used to fill cathode ray tubes.
  28. -Several definitions of alchemy exist. Originally, alchemy was an ancient tradition of sacred chemistry used to discern the spiritual and temporal nature of reality, its structure, laws, and functions.
Down
  1. bond - chemical link between atoms or ions in which the electron pairs are more or less evenly shared between them.
  2. energy - energy associated with motion.
  3. - either a substance in which all atoms are linked by single bonds, a solution that contains maximum dissolved solute concentration, or a thoroughly wetted material.
  4. - mass per unit volume
  5. unit - an SI unit made from a combination of the base units
  6. - luminescence released when an atom absorbs electromagnetic radiation and emits a photon when the electron falls to a lower energy state.
  7. - material which permits the flow of energy
  8. - chemical reaction between a fuel and oxidizer that yields energy (usually heat and light)
  9. - a substance that contains an -OH group attached to a hydrocarbon.
  10. - scientific study of heat, work, and related properties of mechanical and chemical systems.
  11. acid - an acidic binary compound in which one element is hydrogen and the other element is another nonmetal.
  12. - noble gas and atomic number is 10
  13. - a compound formed by one oxygen atom and two hydrogen atoms. Usually this refers to the liquid form of the molecule.
  14. - energy that flows between matter samples because of a temperature difference.
  15. gas law - law which states the ratio of the product of pressure and volume, divided by the absolute temperature, is a constant value.
  16. - halogen with atomic number is 17
  17. - alkaline earth metal and atomic number is 4.
  18. - metal with element symbol Pb and atomic number 82.
  19. point - temperature at which a liquid's vapor pressure is equal to the external gas pressure.
  20. - alkaline earth metal and atomic number is 56.
  21. property - characteristic which may be observed when matter undergoes a chemical change.
  22. - is the name for the element with atomic number 83. It is a member of the metal group
  23. - state of matter characterized by having neither a defined shape nor defined volume.

51 Clues: - a condensable gas • - mass per unit volume • - is element number is 70 • - unable to dissolve in a solvent. • - halogen with atomic number is 17 • - noble gas and atomic number is 10 • - is the chemistry of living things. • energy - energy associated with motion. • - any matter or substance that has mass. • - material which permits the flow of energy • ...

Chemistry Crossword Puzzle 2020-06-03

Chemistry Crossword Puzzle crossword puzzle
Across
  1. splitting of nucleus
  2. study of matter and energy and the interactions between them
  3. He stated that mass is neither created nor destroyed
  4. A system's ability to do work.
  5. chemical species formed by two or more atoms that share chemical bonds such that they form one unit.
  6. anything that has mass and occupies volume
  7. A molecule that has gained or lost one or more electrons from its neutral state and therefore possesses a negative or positive electric charge.
  8. the one who arranged the periodic table elements according to their atomic mass
  9. force multiplied by distance or the amount of energy needed to move a mass against a force.
  10. an ion with a negative electrical charge.
  11. Argon is the name for the element with atomic number 18 and is represented by the symbol Ar
  12. an ion of oxygen with an oxidation state equal to 2- (e.g., iron oxide).
  13. SI unit of pressure equal to the force of 1 Newton per square meter.
  14. involves the emission of energetic particles of an atom
  15. emitted energy in the form of rays, waves, or particles.
  16. any substance that increases the rate of a reaction without itself being consumed.
  17. mass per unit volume.
  18. covalent bonds formed by overlapping of outer orbitals of adjacent atoms.
  19. a standard used for comparison in measurements
  20. an electrical charge, a conserved property of subatomic particles determining their electromagnetic interaction.
  21. amount of matter a substance contains or property of matter that resists acceleration.
  22. A positively charged ion.
  23. outer electron most likely to participate in bond formation or a chemical reaction.
  24. SI unit of energy equal to the kinetic energy of a 1 kg mass moving at 1 m/s.
  25. Metal + Non – Metal
  26. sharing of electron
Down
  1. A substance that is made up of two or more chemically bonded elements.
  2. X-rays are light rays with a wavelength from 0.01 to 1.0 nanometers.
  3. a substance that cannot be subdivided using chemical means; identified by the number of protons in its atoms.
  4. the one responsible for the entirety of chemical phenomena
  5. it is the ability to attract electrons
  6. chemical mass unit equal to 6.022 x 1023 molecules, atoms, or other particles
  7. a precious shiny grayish-white metal, the chemical element of atomic number 47.
  8. equal sharing of electron
  9. chemical bond in which two electron pairs are shared between two atoms.
  10. the mass of a single atom of a chemical element.
  11. a push or pull on a mass, with both magnitude and direction (vector).
  12. class of fat-soluble molecules, also known as oils and fats
  13. state of matter characterized by having neither a defined shape nor defined volume
  14. the force on a mass due to the acceleration of gravity (mass multiplied by acceleration).
  15. crude oil; natural flammable hydrocarbon mixture found in geologic formations.
  16. large molecule made of rings or chains of repeated monomer subunit
  17. particle in the atomic nucleus that has a mass of 1 and charge of 0
  18. energy that flows between matter samples because of a temperature difference.
  19. maximum amount of solute that may be dissolved in a specified solute
  20. the mixture of gases that make up the Earth's atmosphere
  21. Calcium is the name for the element with atomic number 20 and is represented by the symbol Ca.
  22. a chemical link formed between atoms in molecules and molecules and ions in crystals.
  23. a chemical species that accepts electrons or donate protons or hydrogen ions.
  24. Oxygen is the name for the element with atomic number 8 and is represented by the symbol O

50 Clues: Metal + Non – Metal • sharing of electron • splitting of nucleus • mass per unit volume. • equal sharing of electron • A positively charged ion. • A system's ability to do work. • it is the ability to attract electrons • an ion with a negative electrical charge. • anything that has mass and occupies volume • a standard used for comparison in measurements • ...

Chemistry Crossword Puzzle 2020-06-03

Chemistry Crossword Puzzle crossword puzzle
Across
  1. the mass of a single atom of a chemical element.
  2. SI unit of pressure equal to the force of 1 Newton per square meter.
  3. equal sharing of electron
  4. the mixture of gases that make up the Earth's atmosphere
  5. the force on a mass due to the acceleration of gravity (mass multiplied by acceleration).
  6. anything that has mass and occupies volume
  7. a chemical species that accepts electrons or donate protons or hydrogen ions.
  8. outer electron most likely to participate in bond formation or a chemical reaction.
  9. Calcium is the name for the element with atomic number 20 and is represented by the symbol Ca.
  10. chemical species formed by two or more atoms that share chemical bonds such that they form one unit.
  11. a standard used for comparison in measurements
  12. emitted energy in the form of rays, waves, or particles.
  13. SI unit of energy equal to the kinetic energy of a 1 kg mass moving at 1 m/s.
  14. an ion with a negative electrical charge.
  15. amount of matter a substance contains or property of matter that resists acceleration.
  16. a chemical link formed between atoms in molecules and molecules and ions in crystals.
  17. a precious shiny grayish-white metal, the chemical element of atomic number 47.
  18. state of matter characterized by having neither a defined shape nor defined volume
  19. involves the emission of energetic particles of an atom
  20. a push or pull on a mass, with both magnitude and direction (vector).
  21. class of fat-soluble molecules, also known as oils and fats
  22. particle in the atomic nucleus that has a mass of 1 and charge of 0
  23. an ion of oxygen with an oxidation state equal to 2- (e.g., iron oxide).
  24. maximum amount of solute that may be dissolved in a specified solute
  25. Oxygen is the name for the element with atomic number 8 and is represented by the symbol O
  26. A positively charged ion.
  27. sharing of electron
  28. an electrical charge, a conserved property of subatomic particles determining their electromagnetic interaction.
Down
  1. the one who arranged the periodic table elements according to their atomic mass
  2. covalent bonds formed by overlapping of outer orbitals of adjacent atoms.
  3. He stated that mass is neither created nor destroyed
  4. the emission or transmission of energy in the form of waves or particles through space or through a material medium
  5. A system's ability to do work.
  6. force multiplied by distance or the amount of energy needed to move a mass against a force.
  7. Metal + Non – Metal
  8. large molecule made of rings or chains of repeated monomer subunit
  9. it is the ability to attract electrons
  10. chemical bond in which two electron pairs are shared between two atoms.
  11. the one responsible for the entirety of chemical phenomena
  12. A molecule that has gained or lost one or more electrons from its neutral state and therefore possesses a negative or positive electric charge.
  13. splitting of nucleus
  14. study of matter and energy and the interactions between them
  15. mass per unit volume.
  16. Argon is the name for the element with atomic number 18 and is represented by the symbol Ar
  17. A substance that is made up of two or more chemically bonded elements.
  18. energy that flows between matter samples because of a temperature difference.
  19. any substance that increases the rate of a reaction without itself being consumed.
  20. a substance that cannot be subdivided using chemical means; identified by the number of protons in its atoms.
  21. crude oil; natural flammable hydrocarbon mixture found in geologic formations.
  22. chemical mass unit equal to 6.022 x 1023 molecules, atoms, or other particles
  23. X-rays are light rays with a wavelength from 0.01 to 1.0 nanometers.

51 Clues: Metal + Non – Metal • sharing of electron • splitting of nucleus • mass per unit volume. • equal sharing of electron • A positively charged ion. • A system's ability to do work. • it is the ability to attract electrons • an ion with a negative electrical charge. • anything that has mass and occupies volume • a standard used for comparison in measurements • ...

Chemistry Final Project 2020-06-09

Chemistry Final Project crossword puzzle
Across
  1. A process that separates a solid from that liquid in a heterogeneous mixture
  2. Energy being released
  3. When a insoluble product is formed after mixing two solutions,Appear cloudy
  4. Scattering of light by colloidal particles
  5. Mixture of metals ex: (brass,bronze,sterling,silver)
  6. A substance in which the atoms of 2
  7. A type of matter with a fixed compression
  8. When the surface area of the reacting particles is increase
  9. If all the atoms in a substance has the same identity it becomes (Blank)
  10. Number of protons in an atom identifies the element periodic table is organized by this mass
  11. Energy absorbed
Down
  1. Energy required to initiate a chemical reaction
  2. change A change in size,shape, or state
  3. A system consisting of small
  4. The study of matter and the changes that it undergoes-matter Anything that has mass and takes up space
  5. A subatomic particle that has no charge
  6. A subatomic particle that has positive charge
  7. Two or more atoms that are chemically bound
  8. Smallest unit of an element
  9. A measure that reflects the amount of matter
  10. The total of the number of neutrons and protons in an atomic nucleus
  11. The forward and reverse rates of change are equal
  12. A change that occurs when one or more substances change into entirely new substances with different properties
  13. A negatively charged particle that is found outside the nucleus of an atom
  14. Substances that does the dissolving

25 Clues: Energy absorbed • Energy being released • Smallest unit of an element • A system consisting of small • A substance in which the atoms of 2 • Substances that does the dissolving • change A change in size,shape, or state • A subatomic particle that has no charge • A type of matter with a fixed compression • Scattering of light by colloidal particles • ...

Chemistry final crossword 2020-06-10

Chemistry final crossword crossword puzzle
Across
  1. anything having mass and taking up space
  2. one of states of matter
  3. spectrum chemical element or chemical compound
  4. fusion when two or more nuclei together
  5. able to be changed
  6. something becomes a liquid by heat
  7. bang how the universe began
  8. when water become a solid
  9. how far is it from starting cycle to ending cycle
  10. are dark planet -sized regions that appear on the sun
  11. one complete performance of a periodic process
  12. light from the sun
  13. having a PH of less than 7
Down
  1. the basic unit of matter
  2. a rearrangement of atoms into new substances
  3. lighter elements sometimes have too many neutrons
  4. mountain or hill which having lava
  5. matter and space as a whole
  6. type of rocks
  7. atoms of same elements having a different mass
  8. all atoms with more than 82 protons are radioactive
  9. the relative amount of solute
  10. table of chemical elements
  11. microwave type of big bang theory
  12. send into the air

25 Clues: type of rocks • send into the air • able to be changed • light from the sun • one of states of matter • the basic unit of matter • when water become a solid • table of chemical elements • having a PH of less than 7 • matter and space as a whole • bang how the universe began • the relative amount of solute • microwave type of big bang theory • mountain or hill which having lava • ...

chemistry final crossword 2020-06-10

chemistry final crossword crossword puzzle
Across
  1. a steady force upon a surface
  2. something hot or cold
  3. a change or difference in condition, amount, or level
  4. condition of eroding
  5. harm or injury that makes something less valuable or useful
  6. volcanic fissure
  7. able to seen
  8. brought into being
  9. an amount of space between two things or people.
  10. containing poison
  11. the process joining two or more things together to form a single entity
  12. instance of erupting
Down
  1. the area of variation between upper and lower limits
  2. the entire range of wavelengths of electromagnetic radiation.
  3. an extreme degree of something
  4. move something to another place
  5. something that has no form
  6. relating to the emission of ionizing radiation
  7. the distance between successive crests of a wave
  8. rock, ash and gases are forced out
  9. the emission of energy as electromagnetic waves
  10. a way in something from
  11. the degree of compactness of a substance.
  12. capable of registering physical quantities
  13. answer of a problem

25 Clues: able to seen • volcanic fissure • containing poison • brought into being • answer of a problem • condition of eroding • instance of erupting • something hot or cold • a way in something from • something that has no form • a steady force upon a surface • an extreme degree of something • move something to another place • rock, ash and gases are forced out • ...

Chemistry Final Crossword 2020-06-10

Chemistry Final Crossword crossword puzzle
Across
  1. a sad feeling that can last a long time and cannot always be explained.
  2. a means of solving a problem or dealing with a difficult situation.
  3. an invention or the machine used for a specific purpose.
  4. the ability to have force or power or to do work.
  5. to let something go free; to stop holding something.
  6. the solidification of atoms or molecules into a highly structured form called a.
  7. a group of things or parts that work together as a whole.
  8. very cold.
  9. to come to possess; obtain.
Down
  1. to convert from s coded form to ordinary language; decode.
  2. to show or point out.
  3. descent from or the descendants of a common or particular ancestor or ancestry.
  4. becoming liquefied by heat.
  5. an intense suppeeressed emotion or situation liable to burst out suddenly.
  6. the force by which all objects in the universe are attracted to each other.
  7. cause to be deposited in solid form from a solution.
  8. the figure made by two lines coming from a single point.
  9. the condition of a person or thing.
  10. Scattered fragments, as after an act of destruction; ruins rubble.
  11. to spread the disease to.
  12. harm or injury that makes something lass useful or valuable.

21 Clues: very cold. • to show or point out. • to spread the disease to. • becoming liquefied by heat. • to come to possess; obtain. • the condition of a person or thing. • the ability to have force or power or to do work. • cause to be deposited in solid form from a solution. • to let something go free; to stop holding something. • ...