chemistry/ Crossword Puzzles

Chemistry FA 2024-08-15

Chemistry FA crossword puzzle
Across
  1. a sub-atomic particle with a positive charge
  2. potassium's electronic configuration is 2,8,8,1, which period is it in?
  3. particles collide and diffuse , this is proved by _______ theory
  4. this holds the all the protons and neutrons in an atom
  5. tritium and deuterium are isotopes of_____
  6. neutrons have ______ charge
  7. movement of particles from higher concentration to lower concentration
  8. the no. of valence electrons in an element determines it's ______
  9. a separation technique which starts with evaporation followed by condensation
  10. hidden heat used to change the matter of particles
  11. when two or more elements bond in a fixed proportion it's called a _____
Down
  1. change from gas to solid
  2. element with an electronic configuration 2,8,3
  3. slows, liquids and gasses are types of ______
  4. same element with same atomic number but different atomic mass
  5. adding impurities to a substance ______ the melting point
  6. another term for atomic mass
  7. when this factor increases rate of diffusion increases
  8. rule that states , the K shell can hold only 2 electrons
  9. this state of matter can't be compressed and only vibrates at its fixed position

20 Clues: change from gas to solid • neutrons have ______ charge • another term for atomic mass • tritium and deuterium are isotopes of_____ • a sub-atomic particle with a positive charge • slows, liquids and gasses are types of ______ • element with an electronic configuration 2,8,3 • hidden heat used to change the matter of particles • ...

Environmental Chemistry 2024-10-24

Environmental Chemistry crossword puzzle
Across
  1. Used for energy in the human body
  2. Used to identify acids and bases
  3. Energy storage in the human body
  4. Movement of water from an area of high concentration to low
  5. The taste of acids
  6. Has a pH lower than 7
  7. Used for repair and growth, muscular and skeletal structure, and other jobs in cells
  8. Made of 2 or more elements bonded together
  9. Does not contain carbon
  10. Needed in large amounts
  11. Molecules our body needs for survival
  12. Found on the periodic table
Down
  1. The loss of oxygen in an ecosystem due to the addition of fertilizers
  2. Movement of particles from an area of high concentration to low
  3. The taste of bases
  4. Can be reduced with the use of scrubbers
  5. Chains of carbon and hydrogen
  6. Needed in trace amounts
  7. Matter or energy that is harmful to an organism or ecosystem
  8. Has a pH greater than 7
  9. One of the main elements in fertilizers
  10. The coolest science teacher
  11. What the "LD" stands for in "LD50"

23 Clues: The taste of bases • The taste of acids • Has a pH lower than 7 • Needed in trace amounts • Has a pH greater than 7 • Does not contain carbon • Needed in large amounts • The coolest science teacher • Found on the periodic table • Chains of carbon and hydrogen • Used to identify acids and bases • Energy storage in the human body • Used for energy in the human body • ...

IGCSE Chemistry 2024-10-31

IGCSE Chemistry crossword puzzle
Across
  1. Process of breaking down glucose
  2. Organic compounds with an OH group attached
  3. Substances with a range of melting and boiling points
  4. Most abundant element in breathable air
  5. Organic compounds which have single bonds only
  6. Process used to remove smaller particles
  7. Substance with a pH value below 7
  8. Large molecules with more than 50 small molecules
  9. Mixture of two or more metals
  10. Number of free electrons in the outer shell
  11. The liquid in which the solute dissolves
  12. Row on a periodic table is called a ..........
  13. Breaking larger chains of molecules into smaller ones
  14. Process in which green plants create glucose
Down
  1. The result of an acid reacting with a base
  2. Solute dissolved in solvent
  3. Used to speed up reactions
  4. Substance with no water chemically attached
  5. Process to kill microbes in water
  6. Makes up approximately 21% of breathable air
  7. A rock that stores water
  8. Group 7 of the periodic table
  9. Measures temperature
  10. Carbon .......... is toxic to humans
  11. Found on the left of the periodic table

25 Clues: Measures temperature • A rock that stores water • Used to speed up reactions • Solute dissolved in solvent • Group 7 of the periodic table • Mixture of two or more metals • Process of breaking down glucose • Process to kill microbes in water • Substance with a pH value below 7 • Carbon .......... is toxic to humans • Most abundant element in breathable air • ...

Basic Chemistry 2024-11-13

Basic Chemistry crossword puzzle
Across
  1. and physical properties are formed.
  2. energy in your diet – carbohydrates, fats, proteins
  3. change -occurs whenever new substances with different
  4. soup
  5. Bonds – Is formed when atoms share one or more pairs of
  6. – one kind of atom; food processing can strip some foods
  7. it causes both atoms to have a charge
  8. mixture – non-uniform distribution of particles ex.
  9. – are substances that are put together but not chemically
  10. Compound - are made up of minerals your body needs –
Down
  1. Bonds – Electrons are transferred from one atom to another
  2. mixture – uniform distribution of particles throughout
  3. salt, water, magnesium
  4. – is the study of the makeup, structure, and properties of
  5. Compound - contain hydrogen and oxygen; all the sources
  6. ex. Milk has calcium and salt
  7. Tea or soft drinks
  8. and the changes that occur to tPure substance – is matter in which all the basic units are the same;
  9. change – involve changing shape, physical state, size,
  10. elements or compounds; elements important for good health
  11. these vital elements – iron, calcium, potassium
  12. without changing the chemical identity.

22 Clues: soup • Tea or soft drinks • salt, water, magnesium • ex. Milk has calcium and salt • and physical properties are formed. • it causes both atoms to have a charge • without changing the chemical identity. • these vital elements – iron, calcium, potassium • energy in your diet – carbohydrates, fats, proteins • mixture – non-uniform distribution of particles ex. • ...

Environmental Chemistry 2025-01-07

Environmental Chemistry crossword puzzle
Across
  1. Substance that enriches soil so that plants will grow better
  2. Measurements used to describe very small concentrations of chemicals
  3. pH of 7; neither an acid or a base
  4. Liquid that dissolves and carries substances as it passes through soil
  5. Reaction between an acid and a base that produces water and salt
  6. The water that fills all the spaces in the soil
  7. Mixing of a substance with air or water; reduces the substances concentration
  8. Compound that dissolves in a water to form a solution with a pH higher than 7
  9. Large pipes that carries water from street drains into a river or lake
  10. Organic molecules made up of atoms of carbon, hydrogen and oxygen; pasta
  11. Organic molecules made up of atoms of carbon, hydrogen and oxygen; chicken and beef
  12. Wastewater containing materials from your kitchen, bathroom and laundry
  13. Compound that dissolves in water to form a solution that has a pH lower than 7
  14. Chemicals used to kill pests
  15. Gases in Earth's atmosphere that trap the heat radiated from the Sun; ex. water vapour
  16. Nutrients that organisms need in only small amount
  17. Scattering of a substance away from its source
  18. Organic molecules made up of atoms of carbon, hydrogen and oxygen; fats and oils
  19. Building blocks of proteins
Down
  1. Any change to the environment that produces a condition harmful to living things
  2. Wastewater released from a factory or sewage treatment plant
  3. DNA and RNA
  4. Process in which molecules move from an area of higher concentration to one of lower
  5. CO; colourless, odourless gas found in the exhaust of internal combustion vehicle
  6. Animals without backbones
  7. Elements and compounds that organisms need for living, growing and reproducing
  8. When nitrogen combines with oxygen as a result of fuel combustion; NO
  9. Are one type of substance monitored to determine water quality; mercury and zinc
  10. Forms when sulfur combines with oxygen in the air; major air pollutant; SO2
  11. Fuel formed from dead plants and animals; coal, oil and natural gas
  12. Tiny spaces between soil or mineral grains
  13. Colourless, odourless gas found at ground level, result of industrial processes and vehicle
  14. Increase in concentration of a chemical or element in a single organism
  15. Underground material used to collect sewage
  16. Increase in concentration of a chemical or element as it moves up the food chain
  17. Substance made up of only type of atom
  18. Nutrients that organisms need in large amounts
  19. Breakdown of materials by organisms such as earthworms, bacteria and fungi
  20. Measure of the percent of hydrogen ions in a solution

39 Clues: DNA and RNA • Animals without backbones • Building blocks of proteins • Chemicals used to kill pests • pH of 7; neither an acid or a base • Substance made up of only type of atom • Tiny spaces between soil or mineral grains • Underground material used to collect sewage • Nutrients that organisms need in large amounts • Scattering of a substance away from its source • ...

Organic Chemistry 2025-03-13

Organic Chemistry crossword puzzle
Across
  1. A positively charged subatomic particle found in the nucleus of an atom.
  2. The ability of carbon atoms to form long chains by bonding with other carbon atoms.
  3. A type of hydrocarbon in which carbon atoms form a ring structure.
  4. A class of organic compounds in which an oxygen atom is bonded to two alkyl or aryl groups.
  5. The branch of chemistry that studies carbon-containing compounds.
  6. A simple hydrocarbon consisting of one carbon and four hydrogen atoms.
  7. The regions of space where electrons are likely to be found.
  8. The system used for naming organic chemical compounds.
  9. A group derived from an alkane by removing one hydrogen atom.
  10. The electrons in the outermost energy level of an atom that participate in bonding.
  11. A type of organic compound containing a hydroxyl (-OH) functional group.
  12. A type of chemical bond formed through the transfer of electrons from one atom to another.
  13. A three-carbon alkane commonly used as fuel.
  14. A negatively charged subatomic particle found in orbitals around the nucleus.
  15. Atoms of the same element that have different numbers of neutrons.
  16. A general term for any force that holds atoms together in a molecule.
  17. A rule stating that electrons will occupy orbitals singly before pairing up.
  18. The specific regions around the nucleus where electrons exist at different distances.
  19. A rule stating that some atoms, such as hydrogen and helium, achieve stability with two valence electrons.
  20. Hydrocarbons that contain at least one double bond between carbon atoms.
  21. A measure of an atom's ability to attract electrons in a chemical bond.
  22. A representation of molecular bonding that shows valence electrons as dots around atoms.
Down
  1. A term used to describe molecules that have an even distribution of electron density.
  2. A term used to describe molecules that have an uneven distribution of electron density.
  3. A type of chemical bond in which atoms share electrons.
  4. A class of organic compounds characterized by a carbonyl group (C=O) bonded to two carbon atoms.
  5. A neutral subatomic particle found in the nucleus of an atom.
  6. A rule stating that atoms tend to gain, lose, or share electrons to achieve eight valence electrons.
  7. A type of covalent bond formed by the side-by-side overlap of p orbitals.
  8. The simplest type of hydrocarbon, consisting only of single bonds between carbon atoms.
  9. Organic compounds containing a carbonyl group (-CHO) at the end of the carbon chain.
  10. A type of covalent bond formed by the overlap of atomic orbitals in a head-to-head manner.
  11. An organic acid containing a carboxyl (-COOH) functional group.
  12. A fundamental element present in all organic compounds.
  13. A type of organic compound derived from carboxylic acids, where the hydroxyl (-OH) group is replaced by an alkoxy (-OR) group.
  14. The dense central part of an atom, containing protons and neutrons.
  15. The smallest unit of matter that retains the properties of an element.
  16. Organic compounds consisting entirely of hydrogen and carbon.
  17. A six-carbon alkane.
  18. A number that describes the properties of atomic orbitals and the properties of electrons in an atom.

40 Clues: A six-carbon alkane. • A three-carbon alkane commonly used as fuel. • The system used for naming organic chemical compounds. • A type of chemical bond in which atoms share electrons. • A fundamental element present in all organic compounds. • The regions of space where electrons are likely to be found. • A neutral subatomic particle found in the nucleus of an atom. • ...

Chemistry Crossword 2025-10-13

Chemistry Crossword crossword puzzle
Across
  1. : A reaction that releases heat energy to the surroundings
  2. : Negatively charged particle that follows an orbit of a level around a nucleus
  3. : An instrument used to measure temperature
  4. : A measure of how hot or cold a substance is
  5. : A state of matter that has a definite volume but no fixed shape
  6. PARTICLE THEORY : The theory that all matter is made up of tiny particles
  7. : A state of matter that has no fixed shape or volume
  8. : Neutral particle found in the nucleus
  9. : An instrument used to measure temperature
  10. : A substance made up of two or more elements chemically combined in fixed proportions
  11. : A combination of two or more substances
  12. : A state of matter that has a fixed shape and volume
Down
  1. : Process of liquid turning into gas
  2. : Smallest unit of matter
  3. of these particles determine the state of matter
  4. :A substance that contains only one type of atom and cannot be broken down into anything simpler by chemical means.
  5. are not chemically bonded and can be separated by physical means
  6. : Rapid vaporization of a liquid
  7. : Solid turning into liquid
  8. : Positively charged particle in the nucleus
  9. : Liquid turning into solid
  10. are in constant motion and that the energy and
  11. : Gas changing into liquid

23 Clues: : Smallest unit of matter • : Gas changing into liquid • : Solid turning into liquid • : Liquid turning into solid • : Rapid vaporization of a liquid • : Process of liquid turning into gas • : Neutral particle found in the nucleus • : A combination of two or more substances • : An instrument used to measure temperature • : An instrument used to measure temperature • ...

Chemistry Crossword 2025-10-13

Chemistry Crossword crossword puzzle
Across
  1. : A substance made up of two or more elements chemically combined in fixed proportions
  2. : Gas changing into liquid
  3. : A combination of two or more substances that are not chemically bonded and can be separated by physical means
  4. : A reaction that releases heat energy to the surroundings
  5. : Negatively charged particle that follows an orbit of a level around a nucleus
  6. : Smallest unit of matter
  7. : The temperature at which a liquid changes to a gas
  8. : A state of matter that has a fixed shape and volume
Down
  1. : Rapid vaporization of a liquid
  2. : Process of liquid turning into gas
  3. : A measure of how hot or cold a substance is
  4. : An instrument used to measure temperature
  5. : Liquid turning into solid
  6. : Positively charged particle in the nucleus
  7. PARTICLE THEORY : The theory that all matter is made up of tiny particle which are in constant motion and that the energy arrangement of these particles determine the state of matter
  8. : Neutral particle found in the nucleus
  9. : A substance that contains only one type of atom and cannot be broken down into anything simpler by chemical means.
  10. : A state of matter that has a definite volume but no fixed shape
  11. : Solid turning into liquid
  12. : A state of matter that has no fixed shape or volume

20 Clues: : Smallest unit of matter • : Gas changing into liquid • : Liquid turning into solid • : Solid turning into liquid • : Rapid vaporization of a liquid • : Process of liquid turning into gas • : Neutral particle found in the nucleus • : An instrument used to measure temperature • : Positively charged particle in the nucleus • : A measure of how hot or cold a substance is • ...

chemistry puzzle 2025-08-11

chemistry puzzle crossword puzzle
Across
  1. all lithium atoms have _____ protons
  2. an atom that has 2 protons is the element _____
  3. the mass number of an atom that has two protons, two electrons, and two neutrons
  4. Which subatomic particle has the smallest mass?
  5. atoms that have the same number of protons but a different number of neutrons
  6. center of an atom
  7. isotopes have the same number of protons but a different number of ____
  8. word that means "smaller than an atom"
  9. an atom that has 1 proton is the element _____
  10. if given a choice between the mountains or the beach, you would choose the _____
  11. the elements are organized in the _____ table
Down
  1. the element that is used in some nuclear bombs
  2. atoms with the same number of protons are the same _____
  3. the mass number of an atom that has three protons, three electrons, and four neutrons
  4. these animals can either be land animals OR water animals
  5. a _____ average is an average based on how important each number is
  6. Do all nitrogen atoms have the same number of protons?
  7. an atom that has 8 protons is the element _____
  8. the charge of a proton
  9. the charge of a neutron
  10. the amount of "stuff" in an object
  11. most of an atom is _____ space
  12. the mass number of an atom that has one proton, zero neutrons, and one electron
  13. the charge of an electron
  14. Do positive and negative charges attract each other, or do they repel?
  15. an atom that has 5 protons is the element _____

26 Clues: center of an atom • the charge of a proton • the charge of a neutron • the charge of an electron • most of an atom is _____ space • the amount of "stuff" in an object • all lithium atoms have _____ protons • word that means "smaller than an atom" • the elements are organized in the _____ table • the element that is used in some nuclear bombs • ...

Chemistry Vocabulary 2025-08-22

Chemistry Vocabulary crossword puzzle
Across
  1. State of matter in which the molecules have a fixed volume but not a fixed shape
  2. Hot air balloon pilot
  3. Polymer developed by Leo Baekeland
  4. Video game developer
  5. A row of the periodic table
  6. English scientist, developed an atomic theory
  7. A solid, liquid or gas that possesses inertia and is capable of occupying space
  8. A property related to the resistance of a fluid to flow
  9. Temperature at which a solid becomes a liquid at a specified pressure
  10. To pass from liquid to solid state by loss of heat
Down
  1. A substance that will not dissolve in a liquid
  2. The degree of agreement among individual measurements
  3. Ancient Greek who called the tiny particles atoms
  4. Irish chemist
  5. A measure of the closeness between a measured value and the accepted or true value
  6. State of matter in which the molecules do not a fixed volume and a fixed shape
  7. State of matter in which the molecules have both a fixed volume and a fixed shape
  8. A conceptual representation of a process, system, or object
  9. A combination of two or more substances
  10. Units The accepted international units of measurements

20 Clues: Irish chemist • Video game developer • Hot air balloon pilot • A row of the periodic table • Polymer developed by Leo Baekeland • A combination of two or more substances • English scientist, developed an atomic theory • A substance that will not dissolve in a liquid • Ancient Greek who called the tiny particles atoms • To pass from liquid to solid state by loss of heat • ...

Organic Chemistry 2025-09-21

Organic Chemistry crossword puzzle
Across
  1. functional group of alcohols
  2. highest boiling point fraction from fractional distillation of crude oil
  3. compound formed when alcohol react with carboxylic acid
  4. gas released from potassium carbonate reacting with propanoic acid
  5. by-product of esterification
  6. gas released from reaction of methanoic acid with sodium metal
  7. General name for organic molecules made of only hydrogen and carbon
  8. butan-1-ol and butan-2-ol
  9. General name for saturated hydrocarbons
  10. reaction between alcohol and carboxylic acid
  11. product of pentanol reacting with propanoic acid
Down
  1. properties used to separate crude oil mixture
  2. main constituent of natural gas
  3. The part of a molecule that gives it its chemical properties
  4. easy to evaporate
  5. Hydrocarbons with one or more double bonds
  6. long hydrocarbon chain break down into shorted chains by heating
  7. reaction between ethanoic acid and potassium hydroxide
  8. simplest alkene
  9. petroleum product used as jet fuel
  10. reaction converting alkene to alcohol
  11. solid form of fossil fuel

22 Clues: simplest alkene • easy to evaporate • butan-1-ol and butan-2-ol • solid form of fossil fuel • functional group of alcohols • by-product of esterification • main constituent of natural gas • petroleum product used as jet fuel • reaction converting alkene to alcohol • General name for saturated hydrocarbons • Hydrocarbons with one or more double bonds • ...

Chemistry Review 2025-09-12

Chemistry Review crossword puzzle
Across
  1. A group of atoms bonded together
  2. Reaction with oxygen that releases heat and light
  3. Substance formed in a chemical reaction
  4. Starting substance in a chemical reaction
  5. Electrons in the outermost shell
  6. Type of bonding with a ‘sea of electrons’
  7. Scale used to measure acidity or alkalinity
  8. A reaction that releases heat
  9. base Reaction where an acid reacts with a base to form salt and water
  10. A substance that can dissolve in a solvent
  11. Process that uses electricity to split compounds
Down
  1. Reaction where a compound breaks down into simpler substances
  2. Substance that speeds up a reaction without being used up
  3. where two or more substances combine to form one product
  4. A charged particle
  5. An insoluble solid formed in a reaction
  6. Substance that reacts with acids to form salt and water
  7. The smallest unit of matter
  8. Mixture of metals or metals with other elements
  9. Table that arranges elements by atomic number
  10. Reaction between acid and base

21 Clues: A charged particle • The smallest unit of matter • A reaction that releases heat • Reaction between acid and base • A group of atoms bonded together • Electrons in the outermost shell • Substance formed in a chemical reaction • An insoluble solid formed in a reaction • Starting substance in a chemical reaction • Type of bonding with a ‘sea of electrons’ • ...

CHEMISTRY CROSSWORD 2025-09-15

CHEMISTRY CROSSWORD crossword puzzle
Across
  1. Technique used to separate colored components of a mixture
  2. Process of coating Zn over Fe to prevent rusting
  3. Gas detected by lime water test
  4. The quantum number that specifies the size of the orbital
  5. Found in milk but also used in the plaster of paris
  6. Element with highest electronegativity
  7. Phenomenon for stability of benzene
  8. Liquid metal
  9. Number of atoms in an atom
  10. Shape of p-orbital
  11. Opposite of markovnikov’s rule
  12. Aromatic substitution reaction involving nitrobenzene formation
Down
  1. It looks like water but burns with blue flame
  2. Flask used for titration experiments
  3. Element found in haemoglobin
  4. The shape of NH3 molecule
  5. Hardest metal
  6. Glassware used for accurate measurement of fixed volumes of solutions
  7. Orbitals with same energy levels are called
  8. The SI unit of amount of substance
  9. Rule/principle to predict the order of filling of orbitals
  10. The pH of neutral solution
  11. It has shells but no tortoise involved
  12. Scientist who discovered nucleus

24 Clues: Liquid metal • Hardest metal • Shape of p-orbital • The shape of NH3 molecule • Number of atoms in an atom • The pH of neutral solution • Element found in haemoglobin • Opposite of markovnikov’s rule • Gas detected by lime water test • Scientist who discovered nucleus • The SI unit of amount of substance • Phenomenon for stability of benzene • Flask used for titration experiments • ...

Chemistry Terms 2025-09-16

Chemistry Terms crossword puzzle
Across
  1. element with 15 electrons
  2. natural phenomenon that is evidence of Bohr model
  3. electron pairs by themselves
  4. particle with no electric charge
  5. OH-
  6. Hydrogen-3 by another name
  7. spectrum emission of light at specific wavelengths
  8. bonds between metals and non-metals
  9. dihydrogen monoxide by another name
Down
  1. ion charge of aluminum
  2. historical name of NH3
  3. shared bonds
  4. number of oxygen atoms in carbon monoxide
  5. groups of ions that tend to stay together
  6. HNO3
  7. diagram used to visualize covalent bonding
  8. number of electrons transferred when Zr bonds ionically
  9. number of protons and neutrons in a nucleus
  10. maximum number of electrons in 2nd shell
  11. particle found outside the nucleus

20 Clues: OH- • HNO3 • shared bonds • ion charge of aluminum • historical name of NH3 • element with 15 electrons • Hydrogen-3 by another name • electron pairs by themselves • particle with no electric charge • particle found outside the nucleus • bonds between metals and non-metals • dihydrogen monoxide by another name • maximum number of electrons in 2nd shell • ...

Chemistry Crossword 2025-12-11

Chemistry Crossword crossword puzzle
Across
  1. horizontal row on periodic table
  2. neutral particle in the nucleus
  3. unit equal to 6.022×10²³ particles
  4. scientist whose number is 6.022×10²³
  5. number of protons in an atom
  6. change in state, not identity
  7. pure substance made of one type of atom
  8. starting substance in a chemical reaction
  9. energy required to remove an electron
  10. positively charged particle
  11. substance formed by a chemical reaction
  12. basic unit of matter
  13. dense center of the atom
  14. weighted average mass of all isotopes of an element
Down
  1. total protons and neutrons
  2. force that holds atoms together
  3. process where substances are transformed
  4. atom with a charge
  5. vertical column on periodic table
  6. atoms with same protons but different neutrons
  7. group of atoms bonded together
  8. difference between actual and experimental value
  9. creator of the periodic table
  10. mass cannot be created or destroyed
  11. substance of two or more bonded elements
  12. symbolic representation of a chemical reaction
  13. negatively charged particle

27 Clues: atom with a charge • basic unit of matter • dense center of the atom • total protons and neutrons • negatively charged particle • positively charged particle • number of protons in an atom • creator of the periodic table • change in state, not identity • group of atoms bonded together • force that holds atoms together • neutral particle in the nucleus • ...

Clinical Chemistry 2025-12-11

Clinical Chemistry crossword puzzle
Across
  1. Sweat chloride tests for this disease
  2. Common obstruction of the urinary tract
  3. Occurs when an enzyme is exposed to intense heat
  4. Measured osmolality - calculated osmolarity
  5. These interfere with enzyme action
  6. Autosomal recessive disease know for frequent lung infections
  7. Spillover is found in urine when serum level is >180 mg/dL
  8. Breakdown of glycogen to glucose
  9. Variation of concentration of an analyte in the body
  10. Brain damage that can result from neonatal jaundice
Down
  1. Most abundant protein in plasma
  2. In this disease, gluten is toxic to the small intestinal mucosa
  3. Increased in acute liver failure and must be placed on ice immediately after draw
  4. Common anticoagulant in specimen collection tubes for chemistry
  5. Stimulates secretion of gastric acid, pepsinogen, IF and secretin
  6. Mnemonic for causes of increased anion gap
  7. Increased during gout infection
  8. The ability to make a positive dx in pts with the disease
  9. Major metabolite of dopamine
  10. Pancreatic enzyme that rises within 5 hours of pancreatitis onset
  11. Confirmatory test for bilirubin in urine
  12. Anticoagulated tube that cannot be used to measure potassium
  13. Vehicles for intra/extra cellular communitcation

23 Clues: Major metabolite of dopamine • Most abundant protein in plasma • Increased during gout infection • Breakdown of glycogen to glucose • These interfere with enzyme action • Sweat chloride tests for this disease • Common obstruction of the urinary tract • Confirmatory test for bilirubin in urine • Mnemonic for causes of increased anion gap • ...

Nuclear Chemistry 2025-06-04

Nuclear Chemistry crossword puzzle
Across
  1. Fusion occurs in the ____.
  2. Unstable nuclei are ____.
  3. Minimum mass required for chain fission reaction is ____ mass.
  4. Man-made elements are by ___ of an isotope with nuclear "bullets".
  5. The nucleus makes up almost all the ____ of the atom.
  6. Large nuclei need a neutron to _____ ratio of over 1:1 to be stable.
  7. The time it takes half the mass of a radioactive isotope to decay is called ______ life.
  8. Changing into another element through radioactive decay.
  9. Protons and neutrons.
  10. Splitting of a heavy nucleus.
  11. One danger of nuclear reactors is the breakdown of cooling systems to allow _______-down.
  12. Emitted particle identical to helium nucleus.
  13. Force of attraction between nearest neighbor nucleons.
  14. Electron emitted when neutron changes into proton in nucleus.
Down
  1. The fuel for fusion reactions.
  2. Combination of two nuclei into one.
  3. A nuclear ____ controls fission chain reactions to produce usable energy.
  4. Fusion reactions only occur at extremely high ____.
  5. Nuclear bullets used in fission reactions
  6. When electrical _____ between protons is greater than strong forces, the nucleus will be unstable.
  7. Reaction occurring when neutrons produced in fission reaction strike other nuclei.
  8. Atoms of the same element with different masses.
  9. Emission with no mass or charge.
  10. ____ nuclei, with mass numbers over 82, are always unstable.

24 Clues: Protons and neutrons. • Unstable nuclei are ____. • Fusion occurs in the ____. • Splitting of a heavy nucleus. • The fuel for fusion reactions. • Emission with no mass or charge. • Combination of two nuclei into one. • Nuclear bullets used in fission reactions • Emitted particle identical to helium nucleus. • Atoms of the same element with different masses. • ...

Physical Chemistry 2025-05-22

Physical Chemistry crossword puzzle
Across
  1. The volume, in dm cubed, of 2 moles of any gas at RTP.
  2. Study of the patterns that emerge within the periodic table.
  3. A soluble base.
  4. Six hundred and two sextillion.
  5. Type of reaction in which the enthalpy decreases
  6. The amount of product produced during a chemical reaction.
  7. Atoms of the same element with different atomic masses.
  8. Formula showing the exact number of atoms of each element present in a molecule.
  9. separation of electrical charge within a molecule or a bond, resulting in one end having a partial positive charge (δ+) and the other a partial negative charge (δ-).
  10. The ability of a substance to dissolve.
  11. A common method of volumetric analysis.
  12. Formula showing the simplest whole number ratio of elements in a compound.
  13. An area of space where an electron may be found.
  14. The ideal gas equation.
Down
  1. The studey of the amounts of substances that are involved in chemical reactions.
  2. 41st element of the periodic table
  3. Gain of electrons
  4. Molecular shape with bond angles of 107 degrees.
  5. A proton donor.
  6. Technique used to measure enthalpy changes practically based on changes in temperature during a reaction
  7. Type of reaction in which the enthalpy increases
  8. A piece of equipment that can be used to find isotopic masses and abundances of a sample.
  9. Molecular shape with bond angles of 109.5 degrees.
  10. Covalent bond in which both of the shared electrons are from the same species.
  11. Loss of electrons
  12. The amount of energy stored in a chemical system.
  13. Energy required to remove electrons from an atom.

27 Clues: A soluble base. • A proton donor. • Gain of electrons • Loss of electrons • The ideal gas equation. • Six hundred and two sextillion. • 41st element of the periodic table • The ability of a substance to dissolve. • A common method of volumetric analysis. • Molecular shape with bond angles of 107 degrees. • Type of reaction in which the enthalpy decreases • ...

Chemistry Final 2025-05-13

Chemistry Final crossword puzzle
Across
  1. Term that refers to double bonds in a covalent compound
  2. Class of elements that have properties of both metals and nonmetals
  3. Scientist credited with the discovery of the mole
  4. Group 1 on the periodic table
  5. In a solution this is the substance that is dissolved
  6. Amount of energy required to remove an electron from an atom
  7. SI unit for amount of a substance
  8. Term that refers to single bonds in a covalent compound
  9. Positively charged ions, typically metals
  10. Starting substances in a chemical reaction
  11. Scientist credited with discovering the first periodic table
  12. Type of reaction in which one complex substance breaks down
  13. Group 18 on the periodic table
  14. Type of bonding that occurs between two nonmetals
  15. Property of metals, shiny
  16. Ability of an atom to attract electrons within a bond
  17. Type of bonding that occurs between a metal and a nonmetal
  18. Group of atoms that are always found in pairs (HNOFClBrI)
Down
  1. Term used to describe a covalent compound that has multiple correct Lewis structures
  2. Finals substances in a chemical reaction
  3. Type of reaction that requires fuel and oxygen and produces carbon dioxide and water
  4. Type of bonding that occurs between two metals
  5. Group 2 on the periodic table
  6. Group 17 on the periodic table
  7. Type of covalent bond in which electrons are unequally shared
  8. Type of reaction in which two simple substances combine to form a complex one
  9. Property of metals, ability to be flattened and shaped
  10. Property of metals, ability to be pulled into wires
  11. Negatively charged ion, typically nonmetals
  12. In a solution this is the substance that does the dissolving
  13. Scientist credited with discovering the modern periodic table
  14. Half the distance between adjacent nuclei of two corresponding atoms
  15. Group of atoms that function as one charged substance
  16. Type of covalent bond in which electrons are shared equally

34 Clues: Property of metals, shiny • Group 2 on the periodic table • Group 1 on the periodic table • Group 17 on the periodic table • Group 18 on the periodic table • SI unit for amount of a substance • Finals substances in a chemical reaction • Positively charged ions, typically metals • Starting substances in a chemical reaction • Negatively charged ion, typically nonmetals • ...

CHEMISTRY CROSSWORD 2025-07-21

CHEMISTRY CROSSWORD crossword puzzle
Across
  1. contains two or more elements or kinds of atoms combined chemically in definite proportions by mass, can be separated by chemical means only
  2. a type of chemical bond between two metal atoms
  3. a type of chemical bond between a metal atom and a non-metal atom
  4. change in the intrinsic properties and constitution of the substance
  5. a mixture consists of only one phase
  6. an electrolyte that yields neither hydrogen or hydroxide from the dissolve molecules
  7. soapy or slippery in water solutions
  8. homogeneous mixture of two or more substances
  9. compounds that contain carbon and which comes from living or organic sources like plants and animals
  10. perfectly uniform and definite in composition, can either be an element or a compound
Down
  1. a mixture consists of two or more phases
  2. a type of matter change that cause changes in the extrinsic properties of a substance's chemical composition
  3. a type of chemical bond between two non-metal atoms
  4. possess Tyndal effect, with Brownian movement the molecules are suspended in a medium
  5. simplest form of a substance that cannot be decomposed by a simple chemical means, contains only one kind of atom
  6. substances composed of two or more elements or compounds which are not chemically combined
  7. heterogeneous mixture of two or substances
  8. a type of inorganic compound that contains hydrogen and yields hydrogen ions in water solutions
  9. compounds that do not contain carbon, and which usually are found in minerals and earthy materials
  10. a type of inorganic compound that consist of oxygen and one other element

20 Clues: a mixture consists of only one phase • soapy or slippery in water solutions • a mixture consists of two or more phases • heterogeneous mixture of two or substances • homogeneous mixture of two or more substances • a type of chemical bond between two metal atoms • a type of chemical bond between two non-metal atoms • ...

CHEMISTRY CROSSWORD 2025-07-28

CHEMISTRY CROSSWORD crossword puzzle
Across
  1. liquid turns into solid
  2. a mixture with only one phase
  3. Change in state of appearance, not composition
  4. solid turns into liquid
  5. two or more substance physically combined
  6. Measure how much matter is in an object
  7. Pure substance made of one type of atom
  8. liquid turns into gas
  9. Substance made from atoms of different element
  10. has definite volume but not shape
Down
  1. a mixture that consist with two or more phase
  2. does not have definite shape or volume
  3. contains carbon which are from living organic sources like plants and animals
  4. solid directly turn to gas
  5. Smallest Unit of matter
  6. gas turns into liquid
  7. A change that forms new substance
  8. has definite shape and volume
  9. a distinct form of matter ( solid, liquid, gas )
  10. does not contain carbon which is found in minerals and earthy materials

20 Clues: gas turns into liquid • liquid turns into gas • liquid turns into solid • Smallest Unit of matter • solid turns into liquid • solid directly turn to gas • a mixture with only one phase • has definite shape and volume • A change that forms new substance • has definite volume but not shape • does not have definite shape or volume • Measure how much matter is in an object • ...

CHEMISTRY CROSSWORD 2025-07-29

CHEMISTRY CROSSWORD crossword puzzle
Across
  1. The process by which a solid changes to a liquid.
  2. A measure of the average kinetic energy of particles in a substance.
  3. A subatomic particle with no charge, found in the nucleus of an atom.
  4. A substance that produces OH- ions in solution
  5. A pure substance consisting only of atoms that all have the same numbers of protons.
  6. State of matter with a definite volume but no definite shape.
  7. The amount of space that a substance or object occupies.
  8. A subatomic particle with a positive charge, found in the nucleus of an atom.
  9. A measure of mass per unit volume.
  10. State of matter with no definite shape or volume.
Down
  1. The smallest unit of an element that retains the chemical identity of that element.
  2. A homogeneous mixture of two or more substances.
  3. Anything that has mass and takes up space.
  4. A group of two or more atoms held together by chemical bonds.
  5. A negatively charged subatomic particle that orbits the nucleus of an atom.
  6. A pure substance made of two or more elements chemically combined in a fixed ratio.
  7. The rapid vaporization of a liquid, occurring when a liquid is heated to its boiling point.
  8. A substance containing two or more substances that are not chemically combined.
  9. A measure of the amount of matter in an object.
  10. State of matter with a definite shape and volume.

20 Clues: A measure of mass per unit volume. • Anything that has mass and takes up space. • A substance that produces OH- ions in solution • A measure of the amount of matter in an object. • A homogeneous mixture of two or more substances. • The process by which a solid changes to a liquid. • State of matter with a definite shape and volume. • ...

Chemistry Basics 2025-10-01

Chemistry Basics crossword puzzle
Across
  1. The model of the atom that has electrons orbiting the nucleus.
  2. This is the last name of the person who had the first widely accepted atomic theory.
  3. The state that electrons are in when they gain energy and move away from the nucleus.
  4. The name for rows on the periodic table.
  5. Some elements located on either side of the "stair step" on the periodic table.
  6. A solution that is full of solute.
  7. A positively charged particle in the atom.
  8. Discovered the nucleus in his famous Gold Foil experiment.
  9. The scientist who suggested electrons were in energy levels orbiting the nucleus.
  10. A substance that has one thing that traps and suspends another.
  11. The smallest subatomic particle, found in energy levels around the nucleus.
  12. A measure of the amount of mass in a given amount of volume.
Down
  1. A measure of how fast something will heat up or cool down.
  2. The name for elements in the first group on the periodic table.
  3. The name for the electrons in the outermost energy level.
  4. The model of the atom that describes electrons as being tiny and indivisible.
  5. This element has 12 protons.
  6. The state that electrons are in when they are in the lowest energy level possible.
  7. A process that uses boiling points to separate substances.
  8. These elements have full outermost shells and do not react.
  9. Atoms of the same element with a different number of neutrons.
  10. The model of the atom that is mathematical.
  11. Like charges do this to each other.
  12. A place in the atom where pairs of electrons are likely to be found.
  13. The father of the modern periodic table.

25 Clues: This element has 12 protons. • A solution that is full of solute. • Like charges do this to each other. • The name for rows on the periodic table. • The father of the modern periodic table. • A positively charged particle in the atom. • The model of the atom that is mathematical. • The name for the electrons in the outermost energy level. • ...

Chemistry Project 2025-10-20

Chemistry Project crossword puzzle
Across
  1. Near each other
  2. Closed-packed
  3. The process where a substance changes directly from a solid to a gas without becoming a liquid first.
  4. Molecules in solid, liquid and gas
  5. A subatomic particle found in the nucleus of an atom, alongside protons.
  6. a pure substance that cannot be broken down into simpler substances by chemical means.
  7. solid to liquid
  8. Horizontal(Periodic Table)
  9. made up of 2 or more elements chemically combined
Down
  1. atomic number is 19
  2. The passive movement of particles from an area of higher concentration to an area of lower concentration.
  3. Made up of 2 or more subtances not chemically combined
  4. Far from each other
  5. Comparing of the same element
  6. Electrically neutral group of two or more atoms that are chemically bonded together.
  7. A subatomic particle with a positive electric charge found in the nucleus of every atom.
  8. liquid to solid
  9. liquid to gas but only occurs on the surface
  10. Liquid to gas
  11. A subatomic particle with a negative electric charge that orbits the nucleus of an atom.

20 Clues: Closed-packed • Liquid to gas • Near each other • liquid to solid • solid to liquid • atomic number is 19 • Far from each other • Horizontal(Periodic Table) • Comparing of the same element • Molecules in solid, liquid and gas • liquid to gas but only occurs on the surface • made up of 2 or more elements chemically combined • Made up of 2 or more subtances not chemically combined • ...

Chemistry Terms 2025-08-18

Chemistry Terms crossword puzzle
Across
  1. a solution with more solute than solvent
  2. liquids that don't mix to form a homogeneous mixture
  3. what dissolves the solute
  4. what indicates the uncertainty of a measurement in a percentage
  5. device that calculates data in a constant manner
  6. two or more substances that mix into each other
  7. making a liquid weaker by adding more solvent
  8. the study of how a solution is formed
  9. graph that shows relationship between substance and temperature
  10. when a solution's concentration is gradually greater than the saturation point
  11. when a solution's concentration is greater than the saturation point
  12. device where uncertainty is smallest increment
Down
  1. the amount of a substance that reacts with or is equivalent to another substance in a chemical reaction
  2. a substance formed when a solute dissolves in a solvent
  3. how a substance reacts when a solute enters a solvent
  4. a technique used to convert units of measurement by multiplication
  5. the mass of a substance divided by its volume
  6. a mixture that is uniform and you cannot see the substances
  7. what's dissolving in a solution
  8. word for a solution where the solvent is water
  9. an expression used to change the units without changing the value
  10. a characteristic that doesn't depend on amount of matter
  11. curved surface of a liquid in container
  12. how much of a solute is present in a solution
  13. when a solution's concentration is less than the saturation point
  14. the study of chemical and physical rules ocurring at the boundary between two phases of matter

26 Clues: what dissolves the solute • what's dissolving in a solution • the study of how a solution is formed • curved surface of a liquid in container • a solution with more solute than solvent • the mass of a substance divided by its volume • making a liquid weaker by adding more solvent • how much of a solute is present in a solution • ...

chemistry 2 2025-09-30

chemistry 2 crossword puzzle
Across
  1. unit calculated by dividing Mass by volume D=m/v
  2. Mixture- particles are evenly distributed throughout lemonade
  3. only I kind of molecule
  4. Process where 2 or more substances bond and change to form a new substance
  5. the smallest piece of a pure substance (Compound) you can have.
  6. Law of __________The exact mass that goes into a chemical reaction must come out in its products
  7. Smallest unit of a compound
  8. a substances ability to burn
  9. theory of matter- theory that matter comes in large strands that Cannot be broken down into smaller pieces.
  10. insulators, do not conduct electricity.
  11. smallest piece that is made of one kind of Atom
  12. of matter solid liquid or gas l
Down
  1. of Elements When elements are put in order by their atomic number or mass properties of the elements Repeat.
  2. 2 or more substances that keep their own properties
  3. (how easily do heat & electricity move through the substance
  4. of Definite proportions - Atoms bond in specific ratios to make Specific compounds. In specific ratios
  5. ability to berd and change shape without shattering.
  6. theory matter Democritus 400BC said matter Could be broken down into smaller bits but eventually you would get a small piece that couldn't be broken any further..
  7. is the Smallest unit of an element
  8. Mixture particles of different things are visible Salad
  9. 2 or more elements bonded to create a new substance.
  10. 2 or more atoms bonded to make Something new Water H₂O Salt Wall
  11. - metals on zig zag Semiconductors
  12. the ability to bond with other atoms
  13. resistance to flow (thickness)
  14. transmit heat & electricity easily., Malleability,
  15. I kind of atom
  16. - the smallest piece of a pure element youCan have
  17. Scale of which substances Scratch Other substances.

29 Clues: I kind of atom • only I kind of molecule • Smallest unit of a compound • a substances ability to burn • resistance to flow (thickness) • of matter solid liquid or gas l • is the Smallest unit of an element • - metals on zig zag Semiconductors • the ability to bond with other atoms • insulators, do not conduct electricity. • smallest piece that is made of one kind of Atom • ...

Chemistry Terminology 2026-01-07

Chemistry Terminology crossword puzzle
Across
  1. Very reactive non-metals
  2. Multiple atoms bound together
  3. _____ Number: an identifying number that is unique for each element
  4. The process of turning a solid into a gas
  5. The process of turning a liquid into a gas
  6. A powder that forms when two liquids are mixed together
  7. The same type of atom, either separate or bonded together
  8. _______ metals: Elements in the middle of the Periodic Table with low-reactivity
  9. A negatively charged subatomic particle
  10. A row on the periodic table
  11. A state of matter characterized by low-particle movement
  12. ______ property: A property describing the ability for the substance to interact with something else
  13. The process of turning a solid into a liquid
  14. Elements that are dull, brittle, and poor conductors of electricity
  15. __________ metals (Two Words: 8,5): Reactive metals, but not as strongly as Group 1
  16. The process of turning a gas into a liquid
  17. Made up of two or more substances
Down
  1. A state of matter where particles move very quickly, overcoming attractive forces
  2. _____ Metals: Very strongly reactive metals
  3. Elements that are shiny, malleable, and conduct electricity
  4. _____ Change: the chemical composition of the substance has changed
  5. _____ change: the chemical composition of the substance has not changed
  6. _____ Electrons: Electrons in the outermost orbital of the atom
  7. The process of turning a gas into a solid
  8. Different types of atoms, bonded together
  9. A positively charged subatomic particle
  10. _____ Mixture: A mixture that is non-uniform - you can each type of substance
  11. A column on the periodic table
  12. ______ property: A property describing the substance by itself
  13. _____ Number: Protons + Neutrons
  14. A neutral subatomic particle
  15. The process of turning a liquid into a gas
  16. Elements with properties of metals and non-metals
  17. _____ Mixture: A mixture that appears uniform in composition; A solution
  18. A state of matter where particles resist some forces of attraction and can flow around each other
  19. _____ Gases: Non-reactive gasses
  20. _____ substance: A substance that is made up of only one type of particle

37 Clues: Very reactive non-metals • A row on the periodic table • A neutral subatomic particle • Multiple atoms bound together • A column on the periodic table • _____ Number: Protons + Neutrons • _____ Gases: Non-reactive gasses • Made up of two or more substances • A positively charged subatomic particle • A negatively charged subatomic particle • ...

Estar and Vocab Review 2021-11-04

Estar and Vocab Review crossword puzzle
Across
  1. El semester (write the english)
  2. La calculadora
  3. garbage can
  4. eraser
  5. la quimica
  6. La biblioteca
Down
  1. El estadio
  2. La tiza
  3. La liberia
  4. music
  5. journalism
  6. teacher (m)
  7. La casa
  8. homework
  9. La silla

15 Clues: music • eraser • La tiza • La casa • homework • La silla • El estadio • La liberia • journalism • la quimica • garbage can • teacher (m) • La biblioteca • La calculadora • El semester (write the english)

Estar and Vocab Review 2021-11-04

Estar and Vocab Review crossword puzzle
Across
  1. homework
  2. El semester (write the english)
  3. La silla
  4. music
  5. garbage can
  6. eraser
  7. La liberia
Down
  1. La calculadora
  2. journalism
  3. El estadio
  4. La tiza
  5. La biblioteca
  6. la quimica
  7. teacher (m)
  8. La casa

15 Clues: music • eraser • La tiza • La casa • homework • La silla • journalism • El estadio • la quimica • La liberia • garbage can • teacher (m) • La biblioteca • La calculadora • El semester (write the english)

E8 U3 edukacja gr 2 2024-01-21

E8 U3 edukacja gr 2 crossword puzzle
Across
  1. kolega z klasy
  2. chemia
  3. zanotować
  4. biblioteka
  5. odpoczynek, czas wolny
  6. zakreślacz
  7. trener
Down
  1. odstawać, zostawać w tyle
  2. zadanie (nie homework)
  3. dogonić, nadrobić
  4. osiągnąć sukces
  5. geografia
  6. zszywacz
  7. teczka
  8. wypracowanie

15 Clues: chemia • teczka • trener • zszywacz • geografia • zanotować • biblioteka • zakreślacz • wypracowanie • kolega z klasy • osiągnąć sukces • dogonić, nadrobić • zadanie (nie homework) • odpoczynek, czas wolny • odstawać, zostawać w tyle

Vocabulary test 2024-12-03

Vocabulary test crossword puzzle
Across
  1. penser
  2. parce que
  3. de plus
  4. dire
  5. réponse/répondre
  6. avant
  7. théâtre
  8. entre
Down
  1. après
  2. chimie
  3. espagnol
  4. une fois par semaine
  5. heure de libre
  6. quatre fois par semaine
  7. deux fois par semaine

15 Clues: dire • après • avant • entre • chimie • penser • de plus • théâtre • espagnol • parce que • heure de libre • réponse/répondre • une fois par semaine • deux fois par semaine • quatre fois par semaine

Laboratory Instruments 2023-07-05

Laboratory Instruments crossword puzzle
Across
  1. To stir chemical solution
  2. Branch of science
  3. Supports apparatus during experiments.
  4. For heating
Down
  1. To filter liquids
  2. Used to pick up hot apparatus
  3. Father of modern chemistry
  4. Used to carry test in small quantities

8 Clues: For heating • To filter liquids • Branch of science • To stir chemical solution • Father of modern chemistry • Used to pick up hot apparatus • Used to carry test in small quantities • Supports apparatus during experiments.

science 2022-09-08

science crossword puzzle
Across
  1. a set of laws that are in chemistry
  2. who made the electron cloud model
  3. the modle that is most used
  4. the smallest unit that makes every thing
  5. the name of the element and how you
  6. know for introducing the atomic theory into chemistry
  7. helps you know what row it is
  8. the outer most layer of
Down
  1. it
  2. know for discovered the electron and then went on to propose a model for the structure of the atom.
  3. a table that has every know atom
  4. a positlvy charged atom
  5. a line in the periodic table

13 Clues: it • a positlvy charged atom • the outer most layer of • the modle that is most used • a line in the periodic table • helps you know what row it is • a table that has every know atom • who made the electron cloud model • a set of laws that are in chemistry • the name of the element and how you • the smallest unit that makes every thing • ...

Art is Science and Science is Art 2024-12-10

Art is Science and Science is Art crossword puzzle
Across
  1. Substance ground into powder for use in paints or cosmetics
  2. A painted medium which is used to suspend pigments
  3. Instruments used in both art and chemistry for precision
  4. Ancient discipline combining science and mysticism
  5. A technique that blends colors seamlessly in painting
  6. Color spectrum tool often associated with Newton
Down
  1. Science of the elements and their transformations
  2. The metallic element commonly associated with alchemy
  3. A tool for measuring
  4. A branch of physics dealing with light and optics
  5. Greek word for "craft," related to alchemy
  6. Renaissance artist known for scientific sketches
  7. A chemical reaction that absorbs heat

13 Clues: A tool for measuring • A chemical reaction that absorbs heat • Greek word for "craft," related to alchemy • Renaissance artist known for scientific sketches • Color spectrum tool often associated with Newton • Science of the elements and their transformations • A branch of physics dealing with light and optics • A painted medium which is used to suspend pigments • ...

Vocabulary Unit 12 2021-03-22

Vocabulary Unit 12 crossword puzzle
Across
  1. meeting
  2. French
  3. notebook
  4. sheet of paper
  5. library
  6. auditorium
  7. stamp
  8. Japanese
  9. office
  10. cafeteria
  11. grade
  12. calculator
  13. chemistry
  14. band
  15. biology
  16. glue
  17. gym
  18. coach
Down
  1. computer science
  2. homework
  3. glue
  4. librarian
  5. envelope
  6. P.E
  7. geography
  8. detention
  9. German
  10. ruler
  11. stapler
  12. choir
  13. sharpener
  14. principal

32 Clues: P.E • gym • glue • band • glue • stamp • ruler • grade • choir • coach • French • German • office • meeting • library • stapler • biology • homework • notebook • envelope • Japanese • librarian • geography • detention • cafeteria • chemistry • sharpener • principal • auditorium • calculator • sheet of paper • computer science

Spanish learning chapter 2 2021-10-22

Spanish learning chapter 2 crossword puzzle
Across
  1. el libro
  2. la mesa
  3. la silla
  4. la tiza
  5. la biblioteca
  6. la puerta
  7. la administración de empresas
  8. el/la_compañero/a_de_clase
  9. la química
Down
  1. la mochila
  2. la especialización
  3. la pluma
  4. la economía
  5. el papel
  6. la pizarra
  7. la física
  8. la papelera
  9. el trimestre
  10. la ventana
  11. el reloj

20 Clues: la mesa • la tiza • el libro • la pluma • el papel • la silla • el reloj • la física • la puerta • la mochila • la pizarra • la ventana • la química • la economía • la papelera • el trimestre • la biblioteca • la especialización • el/la_compañero/a_de_clase • la administración de empresas

L'horaire 2013-02-18

L'horaire crossword puzzle
Across
  1. homework
  2. Gym
  3. now
  4. break
  5. Music
  6. Chemistry
  7. week
  8. noon
  9. Monday
  10. exam
  11. Geography
  12. dismissal
  13. tomorrow
  14. 1am
Down
  1. Physics
  2. Math
  3. Biology
  4. weekend
  5. evening
  6. midnight
  7. Sunday
  8. Saturday
  9. Spanish
  10. Art
  11. ComputerTech
  12. Wednesday
  13. Tuesday
  14. German
  15. morning
  16. Thursday
  17. History
  18. Friday

32 Clues: Gym • now • Art • 1am • Math • week • noon • exam • break • Music • Sunday • German • Monday • Friday • Physics • Biology • weekend • evening • Spanish • Tuesday • morning • History • homework • midnight • Saturday • Thursday • tomorrow • Wednesday • Chemistry • Geography • dismissal • ComputerTech

En la Escuela B! 2017-03-20

En la Escuela B! crossword puzzle
Across
  1. door
  2. schedule
  3. lesson/lecture
  4. history
  5. test
  6. math
  7. Spanish
  8. essay
  9. science
  10. physics
  11. religion
  12. locker
  13. biology
  14. lesson
  15. art
  16. gymnasium
Down
  1. essay/report
  2. school subject
  3. music
  4. quiz
  5. grade (year)
  6. chemistry
  7. physical education/gym
  8. computers/computer science
  9. semester
  10. hallway
  11. grades (scores)
  12. English
  13. homework

29 Clues: art • door • quiz • test • math • music • essay • locker • lesson • history • Spanish • hallway • science • physics • English • biology • schedule • semester • religion • homework • chemistry • gymnasium • essay/report • grade (year) • lesson/lecture • school subject • grades (scores) • physical education/gym • computers/computer science

L'Ecole et Les Cours 2024-02-15

L'Ecole et Les Cours crossword puzzle
Across
  1. Band
  2. Latin class
  3. physics class
  4. Business class
  5. History
  6. fine arts, art class
  7. Computer Science
  8. biology
  9. high school
  10. algebra
  11. drawing class
  12. Math class
  13. Spanish class
  14. Geometry
  15. political science, government
Down
  1. PE
  2. chorus
  3. Health
  4. Study Hall
  5. Geography
  6. Italian
  7. chemistry
  8. middle school
  9. university
  10. physical science

25 Clues: PE • Band • chorus • Health • Italian • History • biology • algebra • Geometry • Geography • chemistry • Study Hall • university • Math class • Latin class • high school • physics class • middle school • drawing class • Spanish class • Business class • Computer Science • physical science • fine arts, art class • political science, government

Spanish I 2024-01-23

Spanish I crossword puzzle
Across
  1. Music
  2. Biology
  3. Study
  4. Teach
  5. Green
  6. Spanish
  7. Algebra
  8. look for
  9. During
  10. Blue
  11. Technology
  12. be
  13. red
  14. Choir
  15. Studio
  16. White
Down
  1. Chemistry
  2. History
  3. Speak
  4. French
  5. Buy
  6. Physics
  7. Use
  8. Listen
  9. pay
  10. Math
  11. Art
  12. Band
  13. book
  14. Black
  15. Geometry

31 Clues: be • Buy • Use • pay • Art • red • Math • Band • Blue • book • Speak • Music • Study • Teach • Green • Black • Choir • White • French • Listen • During • Studio • History • Biology • Physics • Spanish • Algebra • look for • Geometry • Chemistry • Technology

En la Clase 2023-09-21

En la Clase crossword puzzle
Across
  1. mathematics
  2. Chemistry
  3. Economics
  4. Psychology
  5. Why?
  6. To have dinner
  7. To arrive
  8. To the left of
  9. Which ones?
  10. because
  11. Physics
  12. To have breakfast
  13. Where to?
  14. Computer science
Down
  1. business administration
  2. Bookstore
  3. library
  4. English
  5. To the right of
  6. wastebasket
  7. Which?
  8. biology
  9. history
  10. Next to;besides

24 Clues: Why? • Which? • library • English • biology • history • because • Physics • Bookstore • Chemistry • Economics • To arrive • Where to? • Psychology • mathematics • wastebasket • Which ones? • To have dinner • To the left of • To the right of • Next to;besides • Computer science • To have breakfast • business administration

En la Clase 2023-09-21

En la Clase crossword puzzle
Across
  1. mathematics
  2. Chemistry
  3. Economics
  4. Psychology
  5. Why?
  6. To have dinner
  7. To arrive
  8. To the left of
  9. Which ones?
  10. because
  11. Physics
  12. To have breakfast
  13. Where to?
  14. Computer science
Down
  1. business administration
  2. Bookstore
  3. library
  4. English
  5. To the right of
  6. wastebasket
  7. Which?
  8. biology
  9. history
  10. Next to;besides

24 Clues: Why? • Which? • library • English • biology • history • because • Physics • Bookstore • Chemistry • Economics • To arrive • Where to? • Psychology • mathematics • wastebasket • Which ones? • To have dinner • To the left of • To the right of • Next to;besides • Computer science • To have breakfast • business administration

En la Clase 2023-09-21

En la Clase crossword puzzle
Across
  1. Chemistry
  2. history
  3. business administration
  4. Physics
  5. To the left of
  6. Psychology
  7. Bookstore
  8. biology
  9. To have breakfast
  10. English
  11. Where to?
  12. because
Down
  1. Which?
  2. Economics
  3. Computer science
  4. mathematics
  5. To arrive
  6. Which ones?
  7. library
  8. Why?
  9. wastebasket
  10. Next to;besides
  11. To the right of
  12. To have dinner

24 Clues: Why? • Which? • history • library • Physics • biology • English • because • Economics • Chemistry • To arrive • Bookstore • Where to? • Psychology • mathematics • Which ones? • wastebasket • To the left of • To have dinner • Next to;besides • To the right of • Computer science • To have breakfast • business administration

Chapter 2 2023-09-21

Chapter 2 crossword puzzle
Across
  1. Which ones?
  2. computer science
  3. which
  4. mathematics
  5. to have dinner
  6. history
  7. Economics
  8. to arrive
  9. Physchology
  10. library
  11. to have breakfast
  12. to the right of
  13. Why
  14. Business administration
Down
  1. to the left of
  2. Chemistry
  3. Biology
  4. English
  5. wastebasket
  6. because
  7. next to; besides
  8. Bookstore
  9. Where to?
  10. physics

24 Clues: Why • which • Biology • history • English • because • library • physics • Chemistry • Economics • to arrive • Bookstore • Where to? • Which ones? • mathematics • wastebasket • Physchology • to the left of • to have dinner • to the right of • computer science • next to; besides • to have breakfast • Business administration

French 1 Midterm 2024-11-26

French 1 Midterm crossword puzzle
Across
  1. your (plural or formal)
  2. apple
  3. cat
  4. juice
  5. neighborhood
  6. aunt
  7. ville
  8. calculatrice
  9. ascenseur
  10. daughter
  11. sixty
  12. Sunday
  13. pourquoi
  14. garden
  15. beau-pere
Down
  1. birthday
  2. back
  3. comment
  4. house
  5. chemistry
  6. glasses
  7. professeur
  8. pen
  9. copain
  10. elle
  11. fromage
  12. trees
  13. dog
  14. janvier
  15. to buy
  16. car

31 Clues: cat • pen • dog • car • back • aunt • elle • apple • house • juice • ville • trees • sixty • copain • to buy • Sunday • garden • comment • glasses • fromage • janvier • birthday • daughter • pourquoi • chemistry • ascenseur • beau-pere • professeur • neighborhood • calculatrice • your (plural or formal)

CHEM IS TRY 2024-07-11

CHEM IS TRY crossword puzzle
Across
  1. ธาตุสองตัวจะมาเป็นสารประกอบ ต้องมีสิ่งนี้
  2. ใช้หยดสารละลาย
  3. จำนวนอนุภาคมูลฐานในอะตอมของ Ne
  4. มีทั้งเป็นบวก และ เป็นลบ
  5. ชนิดหนึ่งของปฏิกิริยา ร้อนนะจะบอกให้
  6. มีเลขอะตอม 17
  7. เป็นภาษากรีก แปลว่า สิ่งที่เล็กที่สุด
  8. อยู่ในอะตอมเป็นประจุลบ
  9. เอาน้ำตาลมาละลายน้ำ เราเรียกว่า
  10. ตอนจะกินต้องระวัง ไม่งั้นไตพัง
  11. เครื่องแก้วชนิดหนึ่ง ใช้บรรจุ ถ่ายเท สารเคมี
Down
  1. pH มากกว่า 7
  2. จะเกิดฝนได้ ต้องเกิดสิ่งนี้ก่อน
  3. รวมทุกธาตุในโลกไว้ที่นี่เลย
  4. แก๊สที่พบมากที่สุดในอากาศรอบตัวเรา
  5. เหล็ก มาเจอกับน้ำและอากาศ
  6. พบในชั้นบรรยากาศ
  7. จำนวนนิวตรอนของ คาร์บอน ที่มีเลขมวล 13
  8. ใช้ตรวจสอบความเป็นกรด-เบส
  9. ลองเดาดูสิ
  10. ยูเรก้าาาาาา
  11. ธาตุที่ใช้ทำสายไฟ

22 Clues: ลองเดาดูสิ • pH มากกว่า 7 • ยูเรก้าาาาาา • มีเลขอะตอม 17 • ใช้หยดสารละลาย • พบในชั้นบรรยากาศ • ธาตุที่ใช้ทำสายไฟ • อยู่ในอะตอมเป็นประจุลบ • มีทั้งเป็นบวก และ เป็นลบ • เหล็ก มาเจอกับน้ำและอากาศ • ใช้ตรวจสอบความเป็นกรด-เบส • รวมทุกธาตุในโลกไว้ที่นี่เลย • จำนวนอนุภาคมูลฐานในอะตอมของ Ne • ตอนจะกินต้องระวัง ไม่งั้นไตพัง • จะเกิดฝนได้ ต้องเกิดสิ่งนี้ก่อน • เอาน้ำตาลมาละลายน้ำ เราเรียกว่า • ...

School Subjects and Schedule 2024-11-11

School Subjects and Schedule crossword puzzle
Across
  1. Spanish
  2. computer science
  3. physical education
  4. fine arts
  5. study hall
  6. history
  7. geometry
  8. assembly
  9. language
  10. social studies
  11. geography
  12. the school subject
  13. recess
  14. band
Down
  1. mathematics
  2. science
  3. civics
  4. technology
  5. English
  6. lunch time
  7. class
  8. literature
  9. algebra
  10. biology
  11. chemistry
  12. school
  13. choir
  14. art
  15. orchestra

29 Clues: art • band • class • choir • civics • school • recess • science • Spanish • English • algebra • biology • history • geometry • assembly • language • fine arts • chemistry • orchestra • geography • technology • lunch time • literature • study hall • mathematics • social studies • computer science • physical education • the school subject

Syllabus Crossword Puzzle 2025-08-19

Syllabus Crossword Puzzle crossword puzzle
Across
  1. Classroom expectation: work toward strong explanations and solutions.
  2. Classroom expectation: treat people, space, and learning with care.
  3. What size index card can be used as a cheat sheet for exams?
  4. What must you do if your name is put on the board?
  5. What type of grading is done in this class?
  6. Eating and drinking is ___ permitted during class time (except water).
  7. Where can you find assignments, announcements, and class codes?
  8. Classroom expectation: value everyone’s ideas and participation.
  9. What can you do to increase assessment scores?
  10. What is your chemistry teacher’s name?
Down
  1. If your most recent score is lower than a past score, which score counts?
  2. You are considered tardy when you are not in your ___ after the bell rings.
  3. What subject are we learning about in this class?
  4. How can you email Mr. Ng?
  5. Chemistry is the study of what?
  6. Another time of day to meet with Mr. Ng by appointment.
  7. What percentage of your grade comes from completion work?
  8. Classroom expectation: help and encourage each other’s learning.
  9. What must students follow for lab safety?
  10. One time of day you can make an appointment with Mr. Ng.
  11. Late work is not ____?
  12. Where should your phone go at the start of class?
  13. What is the classroom number?
  14. Exams, quizzes, and projects are part of this that make up 70% of your grade.
  15. Assessments missed because of an excused absence must be completed within __ days of returning to class.
  16. What must you do before using the hall pass?

26 Clues: Late work is not ____? • How can you email Mr. Ng? • What is the classroom number? • Chemistry is the study of what? • What is your chemistry teacher’s name? • What must students follow for lab safety? • What type of grading is done in this class? • What must you do before using the hall pass? • What can you do to increase assessment scores? • ...

school subjects 2024-11-09

school subjects crossword puzzle
Across
  1. химия
  2. немецкий
  3. французский
  4. математика
  5. биология
  6. физика
Down
  1. география
  2. музыка
  3. история
  4. экономика
  5. информационный технологии

11 Clues: химия • музыка • физика • история • немецкий • биология • география • экономика • математика • французский • информационный технологии

school subjects 2024-11-09

school subjects crossword puzzle
Across
  1. химия
  2. немецкий
  3. французский
  4. математика
  5. биология
  6. физика
Down
  1. география
  2. музыка
  3. история
  4. экономика
  5. информационный технологии

11 Clues: химия • музыка • физика • история • немецкий • биология • география • экономика • математика • французский • информационный технологии

Vocab test 11.11. 2025-11-09

Vocab test 11.11. crossword puzzle
Across
  1. tudományterület
  2. ingázik
  3. egyetem
  4. főiskola
  5. menza
  6. összegyűlik
Down
  1. kémia
  2. kötelező
  3. anyagi források
  4. pótvizsga
  5. egyenruha

11 Clues: kémia • menza • ingázik • egyetem • kötelező • főiskola • pótvizsga • egyenruha • összegyűlik • tudományterület • anyagi források

Chemistry Crossword 2018-12-13

Chemistry Crossword crossword puzzle
Across
  1. A system of easy-to-use warning symbols for hazardous materials
  2. slow chemical change that occurs when oxygen in the air reacts with metal
  3. description of a solid that can be stretched into a long wire
  4. ability of a substance to conduct electricity or heat
  5. Change of state from a gas to a liquid
  6. Solid, liquid, gas and plasma
  7. chemical reaction that produces heat
  8. Measure of atomic mass
  9. Change of state from a liquid to a solid
  10. Amount of mass in a given volume of a substance
Down
  1. group 17 elements in the periodic table least reactive metals
  2. number of protons in the nucleus equal to electrons
  3. Change in the appearance or state of a substance that does not change the composition
  4. Change of state from solid to a liquid
  5. substance that speeds up chemical reactions
  6. positively charged center of an atom contains protons and nuetrons
  7. chemical reaction that absorbs heat
  8. invisible negatively charged particle that orbits the nucleus of an atom
  9. Change of state from a liquid to a gas
  10. pure substance formed when at least one ,metal and nonmetal combine
  11. Change of stare from a solid to gas or a gas to a solid
  12. a material that electricity or heat can move through easily
  13. chemical combination of two or more substances in a specific ratio
  14. pure substance that cannot be broken down into other substances contains one atom
  15. Catalyst involved in chemical reactions in living things

25 Clues: Measure of atomic mass • Solid, liquid, gas and plasma • chemical reaction that absorbs heat • chemical reaction that produces heat • Change of state from solid to a liquid • Change of state from a gas to a liquid • Change of state from a liquid to a gas • Change of state from a liquid to a solid • substance that speeds up chemical reactions • ...

Chemistry Crossword 2019-01-30

Chemistry Crossword crossword puzzle
Across
  1. The combination of elements to form compounds has a chemical formula and a
  2. The formula identifies which elements and how many of each are in the compound.
  3. Is also a cloudy mixture, but the particles are sosmall that they cannot be filtered out easily (emulsionsare types of colloids in which liquids are dispersed inliquids)
  4. The only elements in this group known to produce a magnetic field are iron, cobalt and nickel
  5. Occurs when two or more substances react and create one or more new substances
  6. Each substance is not clearly visible(A substance dissolved in water is called an aqueous solution)
  7. In a chemical reaction, the total mass of the reactants,is always equal to the total mass of the products.
  8. Are reactive nonmetallic elements that form strongly acidic compounds with hydrogen, from which simple salts can be made
  9. Early chemists used symbols of the sun and the planets to identify the elements known to them.this later was a problem, when more elements were discovered, because they ran out of planets.
  10. Are not consumed in the reaction. These can be found in living and non-living things.
Down
  1. Are pure substances formed as a result of the attraction between particles of opposite charges, called ions.
  2. The substances at the beginning of the reaction are called
  3. In between elements were called having properties of both metals and non-metals.
  4. The new materials produced by the reaction are called
  5. Each substance in the mixture is visible
  6. Part pharmacist and part mystic) developed many useful procedures, including distillation, and they described the properties of many different materials. They also thought they could change lead and copper into gold
  7. Cannot be broken down into any simpler substance
  8. Is a combination of two or more elements in fixed proportions
  9. Change in color Change in odour, Formation of a gas (bubbles) in a liquid, Formation of a solid (precipitate) in a liquid, Release or absorption of energy (heat), The change is difficult to reverse,
  10. Is a slow chemical change that occurs when oxygen in the air reacts with a metal
  11. compounds When non-metals combine, they producea pure substance called a
  12. Charges A superscript ( + ) or a ( – ) are used to indicate the charge. Na+ and Cl
  13. Are very reactive, electropositive, monovalent metals forming strongly alkaline hydroxides.
  14. Is a cloudy mixture in which tiny particles are held(suspended) with another substance, and can be filtered out
  15. Help in the reactions in the body, which break down food. They also get rid of poison in the body.

25 Clues: Each substance in the mixture is visible • Cannot be broken down into any simpler substance • The new materials produced by the reaction are called • The substances at the beginning of the reaction are called • Is a combination of two or more elements in fixed proportions • compounds When non-metals combine, they producea pure substance called a • ...

Chemistry Crossword 2018-12-10

Chemistry Crossword crossword puzzle
Across
  1. positively charged center of an atom contains protons and nuetrons
  2. Change of stare from a solid to gas or a gas to a solid
  3. invisible negatively charged particle that orbits the nucleus of an atom
  4. chemical combination of two or more substances in a specific ratio
  5. a material that electricity or heat can move through easily
  6. Change of state from a gas to a liquid
  7. A system of easy-to-use warning symbols for hazardous materials
  8. chemical reaction that produces heat
  9. Measure of atomic mass
  10. Change in the appearance or state of a substance that does not change the composition
  11. Solid, liquid, gas and plasma
  12. number of protons in the nucleus equal to electrons
Down
  1. Catalyst involved in chemical reactions in living things
  2. description of a solid that can be stretched into a long wire
  3. Amount of mass in a given volume of a substance
  4. pure substance formed when at least one ,metal and nonmetal combine
  5. Change of state from a liquid to a solid
  6. Change of state from a liquid to a gas
  7. substance that speeds up chemical reactions
  8. group 17 elements in the periodic table least reactive metals
  9. chemical reaction that absorbs heat
  10. slow chemical change that occurs when oxygen in the air reacts with metal
  11. ability of a substance to conduct electricity or heat
  12. pure substance that cannot be broken down into other substances contains one atom
  13. Change of state from solid to a liquid

25 Clues: Measure of atomic mass • Solid, liquid, gas and plasma • chemical reaction that absorbs heat • chemical reaction that produces heat • Change of state from a liquid to a gas • Change of state from a gas to a liquid • Change of state from solid to a liquid • Change of state from a liquid to a solid • substance that speeds up chemical reactions • ...

chemistry crossword 2019-02-05

chemistry crossword crossword puzzle
Across
  1. characteristic of a substance
  2. yellow triangle
  3. able or likely to shatter violently or burst apart
  4. liquid, solid, and gas
  5. liquid to solid
  6. liquid to gas
  7. solid turns to gas without going through the liquid state
  8. sediments, soil and rocks are added to a landform or land mass
  9. occupies space and possesses rest mass
  10. dangerously reactive
Down
  1. burning of the skin
  2. any property that is measurable
  3. a change were a new substance is formed and is not reversible
  4. a change were no new substance is formed and is irreversible
  5. gas under pressure
  6. red octagon
  7. orange diamond
  8. poisonous
  9. water that collects as droplets on a cold surface when humid air is in contact with it.
  10. combined chemically with oxygen
  11. catches fire easily
  12. producing electricity
  13. risk to human health
  14. causes slight inflammation
  15. solids to liquid

25 Clues: poisonous • red octagon • liquid to gas • orange diamond • yellow triangle • liquid to solid • solids to liquid • gas under pressure • burning of the skin • catches fire easily • risk to human health • dangerously reactive • producing electricity • liquid, solid, and gas • causes slight inflammation • characteristic of a substance • any property that is measurable • combined chemically with oxygen • ...

Chemistry Vocabulary 2018-05-18

Chemistry Vocabulary crossword puzzle
Across
  1. figures all the digits that can be known precisely in a measurement
  2. A mixture that is completely uniform in its composition
  3. matter that has a definite shape and volume
  4. The ratio of the mass of an object to it volume
  5. the amount of matter in an object
  6. negative and a negative or positive and a positive charge
  7. a homogeneous mixture
  8. a pair of valence electrons that is not involved in bonding
  9. a negatively charged subatomic particle
  10. a starting substance in a chemical reaction
  11. A reaction that has to do with fire
  12. atoms of the same element that have the same atomic number
Down
  1. positive and negative charges
  2. a chemical equation in which mass is converted
  3. a mixture that is not uniform in composition
  4. A substance that can not be changed into something simpler
  5. the smallest particle of an element
  6. the space occupied by a sample of matter
  7. an arrangement of elements into rows and columbs
  8. anything that takes up space and has mass

20 Clues: a homogeneous mixture • positive and negative charges • the amount of matter in an object • the smallest particle of an element • A reaction that has to do with fire • a negatively charged subatomic particle • the space occupied by a sample of matter • anything that takes up space and has mass • matter that has a definite shape and volume • ...

Chemistry Crossword 2017-11-07

Chemistry Crossword crossword puzzle
Across
  1. The smallest part of an element
  2. The sum of protons and neutrons in an atom
  3. The most stable and nonreactive elements
  4. A change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  5. A chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  6. A combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  7. Invisible negatively charged particle that orbits the nucleus of an atom
  8. The ability of a substance to conduct electricity or heat
  9. Substance that helps a chemical reaction to proceed more quickly
  10. A pure substance formed when two non-metals combine
  11. A cloudy mixture that cannot be separated out from the other substance
  12. A slow chemical change that occurs when oxygen in the air reacts with a metal
  13. The most reactive non-metal
  14. An atom that has become electrically charged by losing or gaining electrons
Down
  1. An experiment in which all reactants and all products of a chemical reaction are accounted for
  2. A reaction that takes place when two or more substances react to form new substances
  3. The mass of one atom
  4. The most reactive of metals
  5. A pure substance formed when a metal and non-metal combine
  6. A chemical combination of two or more elements in a specific ratio
  7. The vertical columns in the periodic table
  8. The number of protons in the nucleus of one atom of an element
  9. An element that has both metallic and non-metallic properties
  10. Orbit of electrons around the nucleus of an atom
  11. A pure substance that cannot be broken down into other substances; substance made up of only one type of atom

25 Clues: The mass of one atom • The most reactive of metals • The most reactive non-metal • The smallest part of an element • The most stable and nonreactive elements • The sum of protons and neutrons in an atom • The vertical columns in the periodic table • Orbit of electrons around the nucleus of an atom • A pure substance formed when two non-metals combine • ...

Chemistry Crossword 2017-11-07

Chemistry Crossword crossword puzzle
Across
  1. slow chemical change that occurs when oxygen in the air reacts with a metal
  2. number of protons in the nucleus of one atom of an element
  3. ability of a substance to conduct electricity or heat
  4. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  5. a reaction that takes place when two or more substances react to form new substances
  6. chemical reaction that releases eenergy
  7. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
  8. principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
  9. metals group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
  10. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  11. an experiment in which all reactants and all products of a chemical reaction are accounted for
Down
  1. substance that helps a chemical reaction to proceed more quickly
  2. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  3. mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units (amu)
  4. catalyst involved in chemical reactions in living things
  5. chemical reaction that absorbs energy
  6. vertical column of elements in the periodic table; elements in a family all have similar chemical properties; also called a family
  7. invisible negatively charged particle that orbits the nucleus of an atom
  8. measure of atomic mass; 1 amu is equal to 1/12th the mass of a carbon 12 atom
  9. compound that dissolves in water to form a solution with a pH lower than 7
  10. (CO(g))colourless, odourless gas;produced by incomplete combustion of chemicals containing carbon (e.g. hydrocarbons); major source: motor vehicles
  11. chemical combination of two or more elements in a specific ratio
  12. orbit of electrons around the nucleus of an atom
  13. group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
  14. cloudy mixture in which tiny particles of one substance are held within another and particles cannot be separated out from the other substance
  15. the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons

26 Clues: chemical reaction that absorbs energy • chemical reaction that releases eenergy • orbit of electrons around the nucleus of an atom • ability of a substance to conduct electricity or heat • catalyst involved in chemical reactions in living things • number of protons in the nucleus of one atom of an element • ...

Chemistry Crossword 2017-11-07

Chemistry Crossword crossword puzzle
Across
  1. pure substance that cannot be broken down into other substances; substance made up of only one type of atom
  2. group 17 elements in the periodic table;the most reactive non-metals
  3. description of how a substance interacts with other substances, such as acids;chemical properties are observable only when a chemical change occurs
  4. reaction that takes place when two or more substances react to form new substances
  5. the smallest part of an element that is representative of that element; a neutral particle made up of a nucleus containing protons and neutrons, and in which the number of electrons equals the number of protons
  6. a material that electric charge can move through easily
  7. description of a solid that can be stretched into a long wire
  8. group 2 elements in the periodic table; their reactivity is not as strong as that of the alkali metals
  9. combination of symbols that represent a compound; the formula identifies the elements in the compound and the amount of each element
  10. change that results when two or more substances react to create a different substance or substances; the new substances have completely different properties from the original ones
  11. mass of one atom of an element calculated from the total number of protons,neutrons, and electrons of that atom; measured in atomic mass units (amu)
  12. chemical reaction that occurs when oxygen reacts with a substance to form a new substance and give off energy
  13. of mass principle that matter is not created or destroyed in a chemical reaction; the mass of the products always equals the mass of the reactants
  14. an experiment in which one or more products of a chemical reaction can escape
Down
  1. invisible negatively charged particle that orbits the nucleus of an atom
  2. pure substance formed when at least one metal and one non-metal combine
  3. number of protons in the nucleus of one atom of an element
  4. group 1 elements in the periodic table, not including hydrogen; the most reactive of the metals
  5. chemical reaction that releases energy
  6. chemical reaction that absorbs energy
  7. ability of a substance to conduct electricity or heat
  8. measure of atomic mass; 1 amu is equal to 1/12th the mass of a carbon 12 atom
  9. an experiment in which all reactants and all products of a chemical reaction are accounted for
  10. atom that has become electrically charged because it has lost or gained electrons; a positive ion is an atom that has lost one or more electrons;a negative ion is an atom that has gained one or more electrons
  11. catalyst involved in chemical reactions in living things

25 Clues: chemical reaction that absorbs energy • chemical reaction that releases energy • ability of a substance to conduct electricity or heat • a material that electric charge can move through easily • catalyst involved in chemical reactions in living things • number of protons in the nucleus of one atom of an element • ...

Chemistry crossword 2017-03-26

Chemistry crossword crossword puzzle
Across
  1. A reaction that involves the breakdown of a compound into simpler substances
  2. An ion that does not take part in a chemical reaction
  3. A reaction that involves the building up of compounds by combining simpler substances, normally elements
  4. A theory stating that the particles involved in a chemical reaction must collide in order to react
  5. A strong acid readily releases a hydrogen ion in a chemical reaction
  6. A reaction used to prodduce solid products from solutions of ionic substances
  7. A smaller molecule from which polymers are made
  8. The number of active molecules in a set volume of solution
  9. a substance that can be broken down by bacteria, fungi and other living organisms
  10. a substance that increases the rate of a reaction but is not used up in the reaction
  11. a mixture of a solute dissolved in a solvent such as water
Down
  1. A long-chain molecule formed by the joining of many smaller repeating molecules
  2. An insoluble compound formed in a precipitation reaction
  3. An acid which most of its molecules release hydrogen ions into solution
  4. A reaction that involves te combination of oxygen with a fuel
  5. A reaction in which an acid and a base combine to produce a metal salt and water
  6. A molecule that contains only carbon and hydrogen atoms
  7. This refers to an acid solution with a high concentration of hydrogen ions
  8. How fast or slow a reaction proceeds
  9. Process of joining of smaller units to form a long-chain molecule
  10. A reaction that involves oxygen and releases light and heat energy
  11. A small number of active molecules

22 Clues: A small number of active molecules • How fast or slow a reaction proceeds • A smaller molecule from which polymers are made • An ion that does not take part in a chemical reaction • A molecule that contains only carbon and hydrogen atoms • An insoluble compound formed in a precipitation reaction • The number of active molecules in a set volume of solution • ...

Chemistry crossword 2017-03-23

Chemistry crossword crossword puzzle
Across
  1. rate: how fast or slow a reaction proceeds.
  2. solution of ionic substances.
  3. a long-chain molecule formed by the joining of many
  4. into simpler substances.
  5. the number of active molecules in a set volume of
  6. concentration of hydrogen ions.
  7. into solution.
  8. reaction: a reaction use to produce solid products
  9. a reaction that involves the building up of compounds
  10. ion: an ion that does not take part in a
  11. reaction: a reaction that involves the combination of
  12. acid: an acid which most of its molecules release hydrogen
  13. a strong acid readily releases a hydrogen ion in a
  14. process of joining of smaller unit[monomers] to
  15. repeating molecules[monomer].
Down
  1. a small number of active molecules [such as acid] in a
  2. a mixture of a solute dissolved in a solvent such as
  3. a molecule that contain only carbon and hydrogen atom.
  4. A substance that increase the rate of a reaction but is
  5. a metal salt and water.
  6. combining simpler substances' normally elements.
  7. a small molecule from which polymers are made.
  8. acid: this refer to an acid solution with a
  9. theory: a theory that starting that the particles involved
  10. a reaction in which an acid and a base combine to
  11. An an object or substance that can be
  12. a reaction that involved a breakdown of a
  13. an insoluble compound formed in a precipitation
  14. a chemical reaction must collide in order to react.
  15. a long-chain molecule[polymer].
  16. with a fuel or metal.
  17. used in the reaction.
  18. reaction; can also be use to the bond between different
  19. down by bacteria.fungi and other living organisms.

34 Clues: into solution. • with a fuel or metal. • used in the reaction. • a metal salt and water. • into simpler substances. • solution of ionic substances. • repeating molecules[monomer]. • concentration of hydrogen ions. • a long-chain molecule[polymer]. • An an object or substance that can be • ion: an ion that does not take part in a • a reaction that involved a breakdown of a • ...

Chemistry Crossword 2017-03-25

Chemistry Crossword crossword puzzle
Across
  1. A type of solution that contains the maximum amount of a solute that will dissolve in a given solvent at a specific temperature.
  2. The process in which dissolved solute comes out of solution and forms crystals.
  3. __________ properties are properties that depend only on the number of solute particles in solution and not on the nature of the solute particles.
  4. Also known as "water-loving". These are solutions that usually contains extremely large molecules such as proteins.
  5. The ration of mass of a solute to the mass of the solution, multiplies by 100%.
  6. The term used if two liquids are completely soluble in each other in all proportions.
  7. It is defined as the number of moles of solute in 1 L of solution.
  8. This refers to having a measurable vapor pressure. The vapor pressure of the solution is the sum of the individual partial pressure.
Down
  1. A type of solution that contains less solute than it has the capacity to dissolve.
  2. A process that causes cells to shrink and, eventually, to cease functioning.
  3. The term used when the solvation process used water as the solvent.
  4. An English chemist. His major contribution to science was his discovery of the law describing the solubility of gases, which now bears his name.
  5. It refers to adherence onto a surface.
  6. The number of moles of solute dissolved in 1 kg of solvent.
  7. The selective passage of solvent molecules through a porous membrane from a dilute solution to a more concentrated one.
  8. A type of solution that contains more solute than what is present in a saturated solution.
  9. A dispersion of particles of one substance throughout a dispersing medium made of another substance.
  10. The process in which an ion or a molecule is surrounded by solvent molecules arranged in a specific manner.
  11. It is made up of one or more cations and one or more anions held together by electrostatic force.
  12. _________ solution is a solution that obeys the Raoult's law. One of its characteristics is that its heat of the solution is zero.

20 Clues: It refers to adherence onto a surface. • The number of moles of solute dissolved in 1 kg of solvent. • It is defined as the number of moles of solute in 1 L of solution. • The term used when the solvation process used water as the solvent. • A process that causes cells to shrink and, eventually, to cease functioning. • ...

chemistry vocabulary 2021-12-09

chemistry vocabulary crossword puzzle
Across
  1. smallest part of an element
  2. the valance elecrons determime the reactivity of an element
  3. a chnage where a substances atoms are rearranged into a new substances
  4. in the middle of the atom
  5. force=mass x acceleration
  6. run side to side in rows
  7. can have properties of both a metal or non metal
  8. small particles in the electron cloud
  9. are in the nucleus and have a positive charge
  10. law of action reaction
Down
  1. run up and down in columns
  2. can be malleable, luster, a conductor, and ductile
  3. a change in size, color, shape, or state of matter
  4. based on how many electrons are in them
  5. a cloud that surrounds the atom
  6. the law of inertia
  7. the electrons in the outside electron cloud
  8. a table that is arranged into periods and groups
  9. are in the nucleus and has a negative charge
  10. can be brittle, a insulator and can be dull

20 Clues: the law of inertia • law of action reaction • run side to side in rows • in the middle of the atom • force=mass x acceleration • run up and down in columns • smallest part of an element • a cloud that surrounds the atom • small particles in the electron cloud • based on how many electrons are in them • the electrons in the outside electron cloud • ...

Chemistry 1 2022-01-11

Chemistry 1 crossword puzzle
Across
  1. The number of protons in the nucleus of an atom
  2. An element with physical and chemical properties of both metals and nonmetals
  3. The prefix meaning "4"
  4. The gaining of electrons Hint: GER
  5. The types of rooms found on the right side of the table
  6. An ion with a negative charge
  7. Where most of the mass of an atom is
  8. He did the gold foil experiment
  9. Elements that contain the same number of protons but different numbers of electrons
  10. A substance with a low pH
  11. Types of elements found on the left side of the periodic table
  12. The smallest part of the atom
Down
  1. A compound that is made of two or more nonmetals
  2. A compound that is made of a metal & a nonmetal
  3. The arrangement of elements that organizes them by property and atomic number Hint: it is our main reference for elements
  4. Color of a sodium flame
  5. The temperature, in Celsius, at which water boils Hint: spell it out
  6. What is emitted when an electron falls from one energy level to another
  7. These should always be worn to protect our eyes in a lab
  8. An ion with a positive charge
  9. Type of room that consists of group 1 & 2
  10. The loss of electrons Hint: LEO
  11. Pure substance that cannot be broken down into smaller substances
  12. Form of matter made with electrons, neutrons, and protons

24 Clues: The prefix meaning "4" • Color of a sodium flame • A substance with a low pH • An ion with a negative charge • An ion with a positive charge • The smallest part of the atom • He did the gold foil experiment • The loss of electrons Hint: LEO • The gaining of electrons Hint: GER • Where most of the mass of an atom is • Type of room that consists of group 1 & 2 • ...

Chemistry Review 2021-12-08

Chemistry Review crossword puzzle
Across
  1. Has properties of both metals and non-metals
  2. How many electrons are on the 3rd ring
  3. means shiny
  4. Means can be put in a wire
  5. How many electrons are on the first ring
  6. Means doesn´t let electricty pass through
  7. Can be found on right side of periodic table
  8. No charge
Down
  1. Has the protons and nuetrons in it
  2. means breaks easily
  3. How many electrons are on the second ring
  4. means not shiny
  5. Measure atoms mass
  6. means Can be changed into a sheet
  7. negative charge
  8. left side of periodic table
  9. Positive charge
  10. How much mass each proton and nuetron is
  11. Has the electrons in it
  12. How many rings can a atom have

20 Clues: No charge • means shiny • means not shiny • negative charge • Positive charge • Measure atoms mass • means breaks easily • Has the electrons in it • Means can be put in a wire • left side of periodic table • How many rings can a atom have • means Can be changed into a sheet • Has the protons and nuetrons in it • How many electrons are on the 3rd ring • ...

chemistry vocabulary 2021-12-08

chemistry vocabulary crossword puzzle
Across
  1. rings
  2. number of parts a atom has
  3. has a neutral charge
  4. easily broken
  5. can be pulled into wire
  6. made of only one type of atom
  7. center of the atom
  8. found on the left side of the periodic table
  9. surrounds the atom
Down
  1. not shiny
  2. a new solid is formed
  3. has a negative charge
  4. has a positive charge
  5. change no new substance
  6. big number in a chemical formula
  7. smallest part of matter
  8. can be bent
  9. small number in a chemical formula
  10. change new substance
  11. electricity can pass through

20 Clues: rings • not shiny • can be bent • easily broken • center of the atom • surrounds the atom • has a neutral charge • change new substance • a new solid is formed • has a negative charge • has a positive charge • change no new substance • smallest part of matter • can be pulled into wire • number of parts a atom has • electricity can pass through • made of only one type of atom • ...

chemistry vocab 2021-12-08

chemistry vocab crossword puzzle
Across
  1. smallest part of element
  2. negatively charged particle
  3. when an element has metals in it
  4. a set of at least two atoms
  5. right side of periodic table is ______
  6. left side of the periodic table is ______
  7. rows go from left to right on periodic table
  8. anything that takes up space and has mass
  9. atomic number is 1
  10. a pure substance that consists of one kind of atom
Down
  1. when a element has no metals
  2. outside of energy rings
  3. in nucleus and have positive charge
  4. the big letters on an element card
  5. has neutral charge and is about the same mass of proton
  6. run up and down on periodic table
  7. how much something weighs
  8. electrons arrange into these rings
  9. the small number on an element
  10. when heat and light do not pass through

20 Clues: atomic number is 1 • outside of energy rings • smallest part of element • how much something weighs • negatively charged particle • a set of at least two atoms • when a element has no metals • the small number on an element • when an element has metals in it • run up and down on periodic table • the big letters on an element card • electrons arrange into these rings • ...

Chemistry Vocabulary 2021-12-13

Chemistry Vocabulary crossword puzzle
Across
  1. a type of matter defined by a unique particle
  2. a process during which the atoms of starting substances (reactants) rearrange to form new substances (products)
  3. to change phase from solid to liquid
  4. a mixture formed when one substance dissolves in another
  5. a code that represents the number and kinds of atoms in one particle of a substance
  6. a mixture of particles smaller than a suspension but larger than a solution, it can't be filtered, and it is not transparent
  7. capable of being dissolved
  8. not capable of being dissolved
  9. two or more substances together that do not form a new substance
  10. the amount of solute dissolved in a measure of solvent
Down
  1. a solution with a large amount of solute dissolved in a small amount of solvent
  2. a mixture with large particles, can be filtered, parts of it will separate on their own
  3. the name chemists use for a substance
  4. a substance in which a solute dissolves to form a solution
  5. anything that has mass and takes up space
  6. the everyday language name of a substance
  7. common name for sodium chloride
  8. to mix one substance uniformly into another substance at the particle level
  9. chemical formula for water
  10. a solution with a small amount of solute dissolved in a large amount of solvent
  11. the study of substances and their properties
  12. a substance that dissolves in a solvent to form a solution

22 Clues: chemical formula for water • capable of being dissolved • not capable of being dissolved • common name for sodium chloride • to change phase from solid to liquid • the name chemists use for a substance • anything that has mass and takes up space • the everyday language name of a substance • the study of substances and their properties • ...

Chemistry Puzzle 2022-01-04

Chemistry Puzzle crossword puzzle
Across
  1. a base used to wash your hands
  2. the first person to come up with a periodic table
  3. Has neutral pH
  4. a bond where atoms share electrons
  5. a negatively charged particle in the atom
  6. the study of how elements and their combinations
  7. these elements rarely react with others
  8. the smallest unit of an element
Down
  1. a reaction that requires energy
  2. used to determine whether a substance is an acid or a base
  3. are full often brittle and do not conduct heat or electricity
  4. turn red litmus paper blue and taste bitter
  5. the number of protons
  6. are shiny and conduct heat and electricity
  7. A bond where atoms lend or borrow electrons
  8. a citrus fruit that is an example of an acid
  9. the neutral particle in an atom
  10. The positively charged particle in the nucleus of an atom
  11. turn blue litmus paper red and taste sour
  12. share attributes of both metals and non metals
  13. a chemical that starts or speeds up a reaction
  14. a reaction that gives off energy

22 Clues: Has neutral pH • the number of protons • a base used to wash your hands • a reaction that requires energy • the neutral particle in an atom • the smallest unit of an element • a reaction that gives off energy • a bond where atoms share electrons • these elements rarely react with others • a negatively charged particle in the atom • turn blue litmus paper red and taste sour • ...

Chemistry Puzzle 2022-01-04

Chemistry Puzzle crossword puzzle
Across
  1. turn blue litmus paper red and taste sour
  2. used to determine whether a substance is an acid or a base
  3. share attributes of both metals and non metals
  4. a bond where atoms share electrons
  5. A bond where atoms lend or borrow electrons
  6. the smallest unit of an element
  7. a reaction that gives off energy
  8. are full often brittle and do not conduct heat or electricity
  9. the neutral particle in an atom
  10. turn red litmus paper blue and taste bitter
  11. Has neutral pH
  12. the study of how elements and their combinations
Down
  1. the first person to come up with a periodic table
  2. a base used to wash your hands
  3. the number of protons
  4. a citrus fruit that is an example of an acid
  5. The positively charged particle in the nucleus of an atom
  6. a chemical that starts or speeds up a reaction
  7. a negatively charged particle in the atom
  8. are shiny and conduct heat and electricity
  9. a reaction that requires energy
  10. these elements rarely react with others

22 Clues: Has neutral pH • the number of protons • a base used to wash your hands • the smallest unit of an element • a reaction that requires energy • the neutral particle in an atom • a reaction that gives off energy • a bond where atoms share electrons • these elements rarely react with others • turn blue litmus paper red and taste sour • a negatively charged particle in the atom • ...

Chemistry Puzzle 2022-01-04

Chemistry Puzzle crossword puzzle
Across
  1. used to determine whether a substance is an acid or a base
  2. a bond where atoms share electrons
  3. a chemical that starts or speeds up a reaction
  4. turn blue litmus paper red and taste sour
  5. share attributes of both metals and non metals
  6. are full often brittle and do not conduct heat or electricity
  7. the first person to come up with a periodic table
  8. The positively charged particle in the nucleus of an atom
  9. the number of protons
  10. these elements rarely react with others
  11. a reaction that requires energy
Down
  1. A bond where atoms lend or borrow electrons
  2. turn red litmus paper blue and taste bitter
  3. a base used to wash your hands
  4. the smallest unit of an element
  5. a reaction that gives off energy
  6. a citrus fruit that is an example of an acid
  7. the neutral particle in an atom
  8. a negatively charged particle in the atom
  9. are shiny and conduct heat and electricity
  10. the study of how elements and their combinations
  11. Has neutral pH

22 Clues: Has neutral pH • the number of protons • a base used to wash your hands • the smallest unit of an element • the neutral particle in an atom • a reaction that requires energy • a reaction that gives off energy • a bond where atoms share electrons • these elements rarely react with others • turn blue litmus paper red and taste sour • a negatively charged particle in the atom • ...

General Chemistry 2020-05-24

General Chemistry crossword puzzle
Across
  1. unit of mass, it's abbreviation is lbs.
  2. scale where the freezing point is 32° _ and it's boiling point is 212° _
  3. 1 kilogram is equivalent to 1000 _____
  4. the most time consuming but easiest way of separating substance
  5. Point when the temperature reaches 0° C
  6. measures the amount of matter in
  7. a process that uses a high boiling point in removing particles or bacteria
  8. the surface's characteristic, often describe with the words soft, rough, etc.
  9. a pure substance or any mixture
  10. amount of space that is occupied
  11. a process where they use sifters to separate a dry mixture
  12. this measurement's symbol is d
  13. used in measuring the width of something
  14. amount of space that is occupied by the material, it is a n extensive property
  15. _____ zeros are never significant
  16. appearance of an object in respect of the reflection of the light
  17. conversion of gas to liquid
  18. it refers to when a substance will burn when it encountered fire or flame
  19. has the same physical and chemical properties
  20. a branch of science that focuses on the study of matter composition and chemical reaction as well as structure
  21. studies about drugs and it's reaction to an organism
  22. studies the effect of poisons on living organism
  23. wherein it studies the reaction of a chemical that's in a living things
  24. amount of a substance
Down
  1. mixture wherein you can see the two different substance with the naked eye
  2. Chemistry studies the behavior and changes of a matter
  3. goes straight from solid state through gas without passing the liquid stage
  4. quantity of mass
  5. Chemistry deals with the composition of a substance
  6. all non-zero digits are ____
  7. a process where they use magnets to separate a material from the mixture
  8. a state in which particles are flowing with each other
  9. study of hereditary and genes
  10. this measurement's factor is 10¹²
  11. it's a process where it is separated by heat that turns liquid into gas
  12. Point in which the temperature causes the substance to melt
  13. separated based on the inner molecular attraction
  14. when two or more substance are combined but still has their own chemical identities
  15. the study of the arrangement of atoms and it's physical and chemical effect on a substance
  16. sum of chemical reaction in living things
  17. this measurement's symbol is M
  18. mixture that are combined thoroughly that you can't distinguish the elements
  19. System composed of seven basic units, it is used around the world.
  20. Point it is when the temperature causes the substance to boil
  21. a state of matter where the particles are loosely scattered and are far away from each other
  22. a state of matter wherein the particles are compact with each other tightly
  23. can't be split into simpler components
  24. when two elements are chemically combined
  25. commonly used for measuring the time
  26. smallest particle of matter

50 Clues: quantity of mass • amount of a substance • conversion of gas to liquid • smallest particle of matter • all non-zero digits are ____ • study of hereditary and genes • this measurement's symbol is d • this measurement's symbol is M • a pure substance or any mixture • measures the amount of matter in • amount of space that is occupied • this measurement's factor is 10¹² • ...

General Chemistry 2020-05-25

General Chemistry crossword puzzle
Across
  1. Composed of two or more substances combined physically in variable proportions
  2. a metric unit of length equal to one hundredth of a meter.
  3. Organic compound with carbon and oxygen only
  4. Elements at the left side and in the center of the periodic table
  5. it is a branch of chemistry that studies the chemical processes within and relating to living organisms. Biochemical processes give rise to the complexity of life.
  6. the size length or amount of something as established by measuring.
  7. Positively charged subatomic particle of an atom
  8. a substance that flows freely but is of constant volume having a consistency like that of water or oil.
  9. Indicates that one mole of an element has a mass in grams numerically equal to its atomic mass units
  10. a substance or matter in a state in which it will expand freely to fill the whole of a container having no fixed shape and no fixed volume.
  11. the branch of science that deals with the identification of the substances of which matter is composed; the investigation of their properties and the ways in which they interact combine and change; and the use of these processes to form new substances.
  12. the fundamental unit of length in the metric system equal to 100 centimeters or approximately 39.37 inches.
  13. Group 7A elements
  14. Process in which the solid particles are filtered to allow the liquid or filtrate to pass through the filter and be collected as residue
  15. a substance or object that is solid rather than liquid or fluid
  16. Horizontal row in the periodic table
  17. Negatively charged subatomic particle of an atom
  18. Element that appears at the far right side of the periodic table
  19. it is a branch of chemistry that deals with synthesis and behavior of inorganic and organometallic compounds.
  20. The digits in any measurement that are known with certainty plus one digit which is uncertain
  21. The amount of space occupied by a substance
  22. Separates components of mixture at different boiling points.
  23. phase change in which liquid is converted to gas
  24. a period of time equal to sixty seconds or a sixtieth of an hour.
  25. Specific energy value of electrons for an atom
  26. inner transition elements located in the first row of the f block in the periodic table
Down
  1. The separation of elemental metals from the mixtures
  2. The quantity of matter in the body
  3. Uncharged particle found within the atomic nuclei
  4. the quality or state of being correct or precise.
  5. a metric unit of capacity formerly defined as the volume of one kilogram of water under standard conditions now equal to 1 000 cubic centimeters
  6. Elements found in the zigzag order in the periodic table
  7. the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems.
  8. it is a branch of chemistry that studies and uses instruments and methods used to separate identify and quantify matter.
  9. it is a branch of chemistry that studies the structure properties and reactions of organic compounds which contain carbon in covalent bonding. Study of structure determines their chemical composition and formula.
  10. Substance consisting of only one kind of atom
  11. the measurement or extent of something from end to end.
  12. Ratio of the mass of an object to the volume occupied by that object.
  13. The sum of the number of protons and neutrons in its nucleus
  14. Mixture whose a composition varies from position to position within a sample.
  15. movement of one fluid through another.
  16. states that atoms other than hydrogen tend to form bonds until surrounded by eight valence electrons
  17. Called as solution a mixture with uniform composition.
  18. Phase change in which liquid is converted to solid
  19. Anything that has mass and occupies space
  20. Compound that consists of two charged ions
  21. Phase change that involves the conversion from solid to liquid
  22. Formed when atom loses or gains electron
  23. insert gas located at the rightmost side of the periodic table
  24. the quality, condition, or fact of being exact and accurate.
  25. bond Formed by losing and gaining of electrons between metal and nonmetal

51 Clues: Group 7A elements • The quantity of matter in the body • Horizontal row in the periodic table • movement of one fluid through another. • Formed when atom loses or gains electron • Anything that has mass and occupies space • Compound that consists of two charged ions • The amount of space occupied by a substance • Organic compound with carbon and oxygen only • ...

General Chemistry 2020-05-25

General Chemistry crossword puzzle
Across
  1. Composed of two or more substances combined physically in variable proportions
  2. a metric unit of length equal to one hundredth of a meter.
  3. Organic compound with carbon and oxygen only
  4. Elements at the left side and in the center of the periodic table
  5. it is a branch of chemistry that studies the chemical processes within and relating to living organisms. Biochemical processes give rise to the complexity of life.
  6. the size length or amount of something as established by measuring.
  7. Positively charged subatomic particle of an atom
  8. a substance that flows freely but is of constant volume having a consistency like that of water or oil.
  9. Indicates that one mole of an element has a mass in grams numerically equal to its atomic mass units
  10. a substance or matter in a state in which it will expand freely to fill the whole of a container having no fixed shape and no fixed volume.
  11. the branch of science that deals with the identification of the substances of which matter is composed.
  12. the fundamental unit of length in the metric system equal to 100 centimeters or approximately 39.37 inches.
  13. Group 7A elements
  14. Process in which the solid particles are filtered to allow the liquid or filtrate to pass through the filter and be collected as residue
  15. a substance or object that is solid rather than liquid or fluid
  16. Horizontal row in the periodic table
  17. Negatively charged subatomic particle of an atom
  18. Element that appears at the far right side of the periodic table
  19. it is a branch of chemistry that deals with synthesis and behavior of inorganic and organometallic compounds.
  20. The digits in any measurement that are known with certainty plus one digit which is uncertain
  21. The amount of space occupied by a substance
  22. Separates components of mixture at different boiling points.
  23. phase change in which liquid is converted to gas
  24. a period of time equal to sixty seconds or a sixtieth of an hour.
  25. Specific energy value of electrons for an atom
  26. inner transition elements located in the first row of the f block in the periodic table
Down
  1. The separation of elemental metals from the mixtures
  2. The quantity of matter in the body
  3. Uncharged particle found within the atomic nuclei
  4. the quality or state of being correct or precise.
  5. a metric unit of capacity formerly defined as the volume of one kilogram of water under standard conditions now equal to 1 000 cubic centimeters
  6. Elements found in the zigzag order in the periodic table
  7. the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems.
  8. it is a branch of chemistry that studies and uses instruments and methods used to separate identify and quantify matter.
  9. it is a branch of chemistry that studies the structure properties and reactions of organic compounds which contain carbon in covalent bonding. Study of structure determines their chemical composition and formula.
  10. Substance consisting of only one kind of atom
  11. the measurement or extent of something from end to end.
  12. Ratio of the mass of an object to the volume occupied by that object.
  13. The sum of the number of protons and neutrons in its nucleus
  14. Mixture whose a composition varies from position to position within a sample.
  15. movement of one fluid through another.
  16. states that atoms other than hydrogen tend to form bonds until surrounded by eight valence electrons
  17. Called as solution a mixture with uniform composition.
  18. Phase change in which liquid is converted to solid
  19. Anything that has mass and occupies space
  20. Compound that consists of two charged ions
  21. Phase change that involves the conversion from solid to liquid
  22. Formed when atom loses or gains electron
  23. insert gas located at the rightmost side of the periodic table
  24. the quality, condition, or fact of being exact and accurate.
  25. bond Formed by losing and gaining of electrons between metal and nonmetal

51 Clues: Group 7A elements • The quantity of matter in the body • Horizontal row in the periodic table • movement of one fluid through another. • Formed when atom loses or gains electron • Anything that has mass and occupies space • Compound that consists of two charged ions • The amount of space occupied by a substance • Organic compound with carbon and oxygen only • ...

General Chemistry 2020-05-25

General Chemistry crossword puzzle
Across
  1. the measurement or extent of something from end to end.
  2. Formed by losing and gaining of electrons between metal and nonmetal
  3. Positively charged subatomic particle of an atom
  4. the quality or state of being correct or precise.
  5. a substance or object that is solid rather than liquid or fluid
  6. Phase change in which liquid is converted to solid
  7. Called as solution a mixture with uniform composition.
  8. The quantity of matter in the body
  9. states that atoms other than hydrogen tend to form bonds until surrounded by eight valence electrons
  10. Anything that has mass and occupies space
  11. Uncharged particle found within the atomic nuclei
  12. the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems.
  13. Element that appears at the far right side of the periodic table
  14. Composed of two or more substances combined physically in variable proportions
  15. The separation of elemental metals from the mixtures
  16. it is a branch of chemistry that studies the chemical processes within and relating to living organisms. Biochemical processes give rise to the complexity of life.
  17. the branch of science that deals with the identification of the substances of which matter is composed.
  18. The sum of the number of protons and neutrons in its nucleus
  19. Horizontal row in the periodic table
  20. a period of time equal to sixty seconds or a sixtieth of an hour.
  21. it is a branch of chemistry that studies the structure properties and reactions of organic compounds which contain carbon in covalent bonding. Study of structure determines their chemical composition and formula.
  22. Phase change that involves the conversion from solid to liquid
  23. Process in which the solid particles are filtered to allow the liquid or filtrate to pass through the filter and be collected as residue
  24. a metric unit of capacity formerly defined as the volume of one kilogram of water under standard conditions now equal to 1 000 cubic centimeters
  25. Elements at the left side and in the center of the periodic table
  26. it is a branch of chemistry that studies and uses instruments and methods used to separate identify and quantify matter.
  27. the size length or amount of something as established by measuring.
Down
  1. Mixture whose a composition varies from position to position within a sample.
  2. a substance that flows freely but is of constant volume having a consistency like that of water or oil.
  3. The amount of space occupied by a substance
  4. Ratio of the mass of an object to the volume occupied by that object.
  5. a result without the expected content
  6. Compound that consists of two charged ions
  7. phase change in which liquid is converted to gas
  8. insert gas located at the rightmost side of the periodic table
  9. the fundamental unit of length in the metric system equal to 100 centimeters or approximately 39.37 inches.
  10. Substance consisting of only one kind of atom
  11. Negatively charged subatomic particle of an atom
  12. Group 7A elements
  13. Elements found in the zigzag order in the periodic table
  14. movement of one fluid through another.
  15. Specific energy value of electrons for an atom
  16. the quality, condition, or fact of being exact and accurate.
  17. a substance or matter in a state in which it will expand freely to fill the whole of a container having no fixed shape and no fixed volume.
  18. inner transition elements located in the first row of the f block in the periodic table
  19. Formed when atom loses or gains electron
  20. it is a branch of chemistry that deals with synthesis and behavior of inorganic and organometallic compounds.
  21. The digits in any measurement that are known with certainty plus one digit which is uncertain
  22. Organic compound with carbon and oxygen only
  23. a metric unit of length equal to one hundredth of a meter.
  24. Indicates that one mole of an element has a mass in grams numerically equal to its atomic mass units
  25. Separates components of mixture at different boiling points.

52 Clues: Group 7A elements • The quantity of matter in the body • Horizontal row in the periodic table • a result without the expected content • movement of one fluid through another. • Formed when atom loses or gains electron • Anything that has mass and occupies space • Compound that consists of two charged ions • The amount of space occupied by a substance • ...

General Chemistry 2020-05-25

General Chemistry crossword puzzle
Across
  1. Positively charged subatomic particle of an atom
  2. Organic compound with carbon and oxygen only
  3. Indicates that one mole of an element has a mass in grams numerically equal to its atomic mass units
  4. a result without the expected content
  5. the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems.
  6. Elements at the left side and in the center of the periodic table
  7. a metric unit of length equal to one hundredth of a meter.
  8. movement of one fluid through another.
  9. Formed when atom loses or gains electron
  10. Uncharged particle found within the atomic nuclei
  11. states that atoms other than hydrogen tend to form bonds until surrounded by eight valence electrons
  12. The amount of space occupied by a substance
  13. The quantity of matter in the body
  14. Substance consisting of only one kind of atom
  15. a substance or matter in a state in which it will expand freely to fill the whole of a container having no fixed shape and no fixed volume.
  16. the measurement or extent of something from end to end.
  17. the quality, condition, or fact of being exact and accurate.
  18. it is a branch of chemistry that deals with synthesis and behavior of inorganic and organometallic compounds.
  19. Anything that has mass and occupies space
  20. the branch of science that deals with the identification of the substances of which matter is composed.
  21. a metric unit of capacity formerly defined as the volume of one kilogram of water under standard conditions now equal to 1 000 cubic centimeters
  22. Phase change in which liquid is converted to solid
  23. Phase change that involves the conversion from solid to liquid
  24. phase change in which liquid is converted to gas
  25. The digits in any measurement that are known with certainty plus one digit which is uncertain
  26. Separates components of mixture at different boiling points.
  27. Group 7A elements
  28. it is a branch of chemistry that studies the chemical processes within and relating to living organisms. Biochemical processes give rise to the complexity of life.
  29. inner transition elements located in the first row of the f block in the periodic table
  30. Element that appears at the far right side of the periodic table
Down
  1. it is a branch of chemistry that studies the structure properties and reactions of organic compounds which contain carbon in covalent bonding. Study of structure determines their chemical composition and formula.
  2. Mixture whose a composition varies from position to position within a sample.
  3. the quality or state of being correct or precise.
  4. a substance or object that is solid rather than liquid or fluid
  5. the size length or amount of something as established by measuring.
  6. The separation of elemental metals from the mixtures
  7. insert gas located at the rightmost side of the periodic table
  8. Formed by losing and gaining of electrons between metal and nonmetal
  9. Called as solution a mixture with uniform composition.
  10. Elements found in the zigzag order in the periodic table
  11. The sum of the number of protons and neutrons in its nucleus
  12. it is a branch of chemistry that studies and uses instruments and methods used to separate identify and quantify matter.
  13. Composed of two or more substances combined physically in variable proportions
  14. Specific energy value of electrons for an atom
  15. Process in which the solid particles are filtered to allow the liquid or filtrate to pass through the filter and be collected as residue
  16. Ratio of the mass of an object to the volume occupied by that object.
  17. Horizontal row in the periodic table
  18. the fundamental unit of length in the metric system equal to 100 centimeters or approximately 39.37 inches.
  19. Compound that consists of two charged ions
  20. a period of time equal to sixty seconds or a sixtieth of an hour.
  21. Negatively charged subatomic particle of an atom
  22. a substance that flows freely but is of constant volume having a consistency like that of water or oil.

52 Clues: Group 7A elements • The quantity of matter in the body • Horizontal row in the periodic table • a result without the expected content • movement of one fluid through another. • Formed when atom loses or gains electron • Anything that has mass and occupies space • Compound that consists of two charged ions • The amount of space occupied by a substance • ...

Chemistry Crossword 2020-09-03

Chemistry Crossword crossword puzzle
Across
  1. Chemical symbol Au
  2. The ______ number is located above the element’s symbol
  3. A substance made up of two or more types of atoms
  4. The name of a horizontal line on the Periodic Table
  5. A grid like structure made up of atoms
  6. Is the 26th element of the periodic table
  7. Has a chemical symbol of K
  8. Ion with negative charge
  9. The atomic mass is made up of the number of protons and ______
  10. Name for electron shells
  11. The second electron shell holds ______ electrons
  12. Protons, neutrons and electrons are all ______ particles
  13. An atom with positive or negative charge
  14. Float around the nucleus in shells
  15. The atomic number is the number of ______ in an atom's nucleus
  16. Element with 9 protons
  17. A group of atoms that are bonded together
  18. The compound water is made up of 2 hydrogen atoms and 1 ______ atom
  19. Has the chemical symbol Be
  20. Sodium and ______ make up salt (NaCl).
  21. The periodic table was developed by ______ Mendeleev
Down
  1. The atom that becomes the ion, Cr3+
  2. Has an electron configuration of 2,8,2
  3. Another name for the outer shell of an atom
  4. First element on the periodic table
  5. Mendeleev was able to predict ______ of undiscovered atoms
  6. Non-reactive atoms have a ______ outer shell
  7. The name of a vertical line on the Periodic Table
  8. Nitrogen has ______ electrons
  9. Sulfur has ______ electrons in its outer shell
  10. Ion with positive charge
  11. Element with atomic number of 10
  12. Has a chemical symbol of Ag
  13. Ions are formed when an atom gains or ______ electrons
  14. The inside part of an atom that houses subatomic particles
  15. A substance made up of only one type of atom
  16. Smallest building block of matter
  17. The elements are arranged in ______ order
  18. There are 118 elements on the ______ table
  19. A group of atoms that have not been chemically bonded

40 Clues: Chemical symbol Au • Element with 9 protons • Ion with negative charge • Name for electron shells • Ion with positive charge • Has a chemical symbol of K • Has the chemical symbol Be • Has a chemical symbol of Ag • Nitrogen has ______ electrons • Element with atomic number of 10 • Smallest building block of matter • Float around the nucleus in shells • ...

Chemistry Quiz 2020-09-09

Chemistry Quiz crossword puzzle
Across
  1. species that have unpaired electrons
  2. the total electrons in CH3 radical
  3. the hybridization of carbon in CO2
  4. the characteristic describing free radical substitution
  5. the bond that is broken during initiation of chlorine gas
  6. the effect of electron donating or withdrawing groups
  7. the phase required to produce free radicals
  8. the arrow used to describe radicals
  9. total unpaired electrons in NO gas
  10. when radicals combine to produce a molecule
  11. a condition where all atoms lie on the same plane
  12. a symmetrical bond breaking
  13. heat evolved
Down
  1. an intermediate that has only six outer electrons in the carbon atom
  2. the formal charge of a carbon atom in CH3Cl
  3. the first step in free radical substitution
  4. the shape of ammonia molecule
  5. an acidic gas produced when methane reacts with chlorine under sunlight
  6. the second step in free radical substitution
  7. the yield of halogenoalkane that is produced in free radical substitution
  8. the type of light used in homolytic bond fission
  9. a chemical process in initiation step
  10. a type of covalent bond that the source of bonding electrons only from one atom
  11. having 8 outer electrons

24 Clues: heat evolved • having 8 outer electrons • a symmetrical bond breaking • the shape of ammonia molecule • the total electrons in CH3 radical • the hybridization of carbon in CO2 • total unpaired electrons in NO gas • the arrow used to describe radicals • species that have unpaired electrons • a chemical process in initiation step • the formal charge of a carbon atom in CH3Cl • ...

GENERAL CHEMISTRY 2020-06-03

GENERAL CHEMISTRY crossword puzzle
Across
  1. a positively charged elementary particle that is a fundamental constituent of all atomic nuclei.
  2. a chemical element that exhibits some properties of metals and some of nonmetals
  3. the branch of science that deals with the identification of the substances of which matter is composed; the investigation of their properties and the ways in which they interact, combine, and change; and the use of these processes to form new substances.
  4. number that is non (blank)are always significant
  5. is the process of loosening the edible part of grain (or other crop) from the chaff to which it is attached. It is the step in grain preparation after reaping.
  6. is a heterogeneous mixture that contains solid particles sufficiently large for sedimentation.
  7. is one of the states of matter, it consist of atoms or molecules that are connected by intermolecular bonds.
  8. figures are any non-zero digits or trapped zeros. They do not include leading or trailing zeros.
  9. the impetus for which a chemical substance undergoes a chemical reaction, either by itself or with other materials, with an overall release of energy.
  10. is a unit of measure of the rate of electron flow or current in an electrical conductor.
  11. the chemistry of carbon compounds
  12. is a type of bonds require at least one electron donor and one electron acceptor.
  13. is the method in which heavier components of the mixture are separated from the lighter substances with the help of wind.
  14. composed of electrons and a nucleus. The nucleus contains protons and neutrons.
  15. The term itself usually refers to the magnetic dipole moment.
  16. is a temperature scale designed so that zero degrees K is defined as absolute zero
  17. This method is best for separating a liquid from a solution.
  18. is a mixture in which one substance of microscopically dispersed insoluble or soluble particles is suspended throughout another substance.
  19. is a chemical element with the symbol C and atomic number 6.
  20. A particle found in the nucleus of an atom. It is almost identical in mass to a proton, but carries no electric charge.
  21. a standard scientific unit for measuring large quantities of very small entities such as atoms, molecules, or other specified particles.
  22. is the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540×1012 Hz and that has a radiant intensity in that direction of 1/683 watt per steradian.
  23. the quality of an object or substance with respect to light reflected by the object, usually determined visually by measurement of hue, saturation, and brightness of the reflected light; saturation or chroma.used to identify physical property
  24. is a state of matter characterized by particles arranged such that their shape and volume are relatively stable.
  25. is a physical property of matter, as each element and compound has a unique density associated with it.
  26. is the ability of a chemical to burn or ignite, causing fire or combustion.
  27. is anything that has mass and takes up space.
Down
  1. the degree to which a chemical substance or a particular mixture of substances can damage an organism.
  2. is the base unit of time in the International System of Units
  3. defined as a state of matter consisting of particles that have neither a defined volume nor defined shape
  4. The process used to separate slightly larger particles from a mixture by hand
  5. used to separate dry mixtures wich contains substances of different sizes by passing it through a sieve
  6. a view of reactions: single atomic/molecular collisions
  7. a branch of chemistry that deals with the identification of compounds and mixtures
  8. a unit of force and weight, equal to the force that produces an acceleration of 9.80665 meters per second per second
  9. composed of different substances or the same substance in different phases, as solid ice and liquid water.
  10. state of matter change from vapor phase to liquid phase.
  11. is a state of a chemical reaction is a particular configuration along the reaction coordinate.
  12. a solid, liquid, or gaseous mixture that has the same proportions of its components throughout any given sample.
  13. a chemical link formed between atoms in molecules and molecules and ions in crystals.
  14. are chemical compounds with one or more oxygen atoms combined with another element
  15. this is a more common method of separating an insoluble solid from a liquid.
  16. is a chemical reaction that occurs between a fuel and an oxidizing agent that produces energy, usually in the form of heat and light.
  17. is a special type of homogeneous mixture composed of two or more substances.
  18. is study of the chemical substances and processes that occur in plants, animals, and microorganisms and of the changes they undergo during development and life.
  19. is the process by which water changes from a liquid to a gas or vapor.
  20. is the component of a solution that is present in the greatest amount.
  21. is defined as the substance that is dissolved in a solution.
  22. is the ability of a solid, liquid, or gaseous chemical substance (referred to as the solute) to dissolve in solvent (usually a liquid) and form a solution
  23. is a substance with a pH value of more than 7.Views: 13951 Update:2019-11-16
  24. the fundamental unit of length in the metric system

51 Clues: the chemistry of carbon compounds • is anything that has mass and takes up space. • number that is non (blank)are always significant • the fundamental unit of length in the metric system • a view of reactions: single atomic/molecular collisions • state of matter change from vapor phase to liquid phase. • This method is best for separating a liquid from a solution. • ...

chemistry final 2020-06-11

chemistry final crossword puzzle
Across
  1. a change in condition amount or level
  2. how far something goes
  3. how tall something is
  4. to put force on another object
  5. facts and statistics collected together for reference or analysis
  6. the lowest number of something
  7. the highest number of something
  8. how heavy something is
  9. relating to heat
  10. a substance that is formed as the result of a chemical reaction
  11. to push someone or something
  12. to throw something
  13. a proposed explanation based on limited evidence
Down
  1. having similar results over many tests
  2. a device for igniting a mixture
  3. the region between the highest and lowest value
  4. a project to prove a theory
  5. an instrument for measuring temperature
  6. to get greater in size
  7. able to be changed or adapted
  8. the amount of space an object has
  9. the speed of something in a given direction
  10. a gust of air
  11. 0 degrees 45 degrees 90 degrees are called
  12. the relationship between the mass and volume
  13. a series of actions or steps taken in order to achieve something

26 Clues: a gust of air • relating to heat • to throw something • how tall something is • how far something goes • to get greater in size • how heavy something is • a project to prove a theory • to push someone or something • able to be changed or adapted • to put force on another object • the lowest number of something • a device for igniting a mixture • the highest number of something • ...

Chemistry Crossword 2020-06-05

Chemistry Crossword crossword puzzle
Across
  1. the study of matter
  2. SI basic unit of temperature
  3. takes shape of the container, not definite
  4. Chemical " "
  5. gas to solid
  6. " " Figures
  7. the liquid poured into another container during decantation
  8. mixture, uniform in composition
  9. a mixture is poured into a centrifuge apparatus
  10. exhibits the Tyndall Effect
  11. solid to liquid
  12. Physical " "
  13. separation is dependent upon the solubility of each component in the solvent
  14. solid particles are allowed to settle at the bottom
  15. used in Magnetic Separation
  16. concerned with the properties and behavior of inorganic compounds, which include metals, minerals, and organometallic compounds
  17. another word for "Intrinsic" Property
  18. composed of two or more substances
  19. liquid to solid
  20. simplest form of matter
  21. quantity of matter in the object
  22. " " Property, ability of a substance to react with other substances
  23. ratio of the mass of an object to the volume it occupies
  24. amount of space occupied by a substance
  25. definite shape and volume
  26. consists of coarse particles that are visible to the naked eye.
  27. " " Notation
  28. branch of science that explores the chemical processes within and related to living organisms
Down
  1. separating a homogenous mixture composed of two substances
  2. the substance which remains in the strainer
  3. solid to gas
  4. another word for freezing
  5. determined when a certain quantitative value is relatively close to the "true" value
  6. the liquid that passes through the strainer
  7. gas to liquid
  8. separating the components of a suspension
  9. tells how hot or cold an object is
  10. anything that has mass and occupies space
  11. takes shape of the container, definite
  12. consistency of a result
  13. old term of melting, solid to liquid
  14. formed from reaction of elements
  15. liquid to gas
  16. " " Change, occurs when the internal make-up of matter stays the same.
  17. macroscopic, and particulate phenomena in chemical systems
  18. composition varies from one position to another
  19. " " Analysis
  20. study of the structure, properties, composition, reactions and preparation of carbon-containing compounds
  21. science of obtaining, processing, and communicating information about the composition and structure of matter
  22. another word for "Extensive" Property

50 Clues: solid to gas • gas to solid • gas to liquid • liquid to gas • " " Figures • solid to liquid • liquid to solid • Chemical " " • Physical " " • " " Analysis • " " Notation • the study of matter • consistency of a result • simplest form of matter • another word for freezing • definite shape and volume • exhibits the Tyndall Effect • used in Magnetic Separation • ...

General Chemistry 2020-06-05

General Chemistry crossword puzzle
Across
  1. It is used to quantify the electric current with the “A” symbol.
  2. It is generally used by farmers to separate grains from stalks after harvesting.
  3. It is denoted by the symbol “M” in the SI that is in the millionth numerical value.
  4. It is denoted by the symbol “d” in the SI that is in the tenth numerical value.
  5. It is the state of matter when particles are neither too close nor too far from each other.
  6. It is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.
  7. It is the state of matter when particles are very close to each other.
  8. It is the process of separating elemental metals from other particles in a mixture.
  9. It is the process of converting liquid to gas.
  10. A type of chemical property: whether the substance undergoes combustion or not.
  11. ____ figures are the digits in any measurement that are known with certainty, plus one digit which is uncertain.
  12. It is used to quantify the temperature with the “K” symbol.
  13. It is the smallest particle of an element.
  14. It is a simple technique for separating dry mixtures.
  15. Hand ____ is the simplest method in separating mixtures.
  16. This physical property is also called as intrinsic property that does not depend on the size or amount of the sample.
  17. It occurs when solid turns into gas by the addition of heat.
  18. It exhibits the Tyndall Effect. It consist of dispersed phase or the substance that is dissolved or scattered.
  19. ____s between nonzero digits are significant.
  20. _____ chemistry is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding.
  21. It is the state of matter when particles are far apart from each other.
  22. It is used to quantify the length with the “m” symbol.
  23. It is a process of separating the components of a suspension. An example of a mixture that can be separated through this is sand and water solution.
  24. _____ notation is used in counting the number of significant figures.
  25. It is used to quantify the time with the “s” symbol.
  26. It is a mixture whose composition varies from one position to another within the sample.
  27. A type of chemical property: whether it reacts with acids, bases, and oxygen, gas, or not.
  28. These are composed of two or more substances combined physically in variable proportions.
Down
  1. This type of change occurs when the internal make-up of the matter stays the same even after the change.
  2. A type of chemical property: whether the substance can be easily decomposed or not.
  3. It is the simplest form of matter since it is composed of only one kind of atom.
  4. It is anything that has mass and occupies space.
  5. In addition and ______, the answer must have the same number of decimal places as the measured number with the least number of decimal places.
  6. It occurs when gas turns into solid.
  7. In _____ and division, the answer must have the same number of significant figures as the measured number with the lowest number of significant figures.
  8. It is used to quantify the mass with the “kg” symbol.
  9. It is denoted by the symbol “T” in the SI that is in the trillionth numerical value
  10. It is the process of determining the extent of the dimensions, quantity, or extent of something.
  11. It is denoted by the symbol “m” in International System of Units in the thousandth numerical value.
  12. This type of change occurs when a substance is converted into a new substance.
  13. It is denoted by the symbol “p” in the SI that is in the trillionth numerical value.
  14. It is denoted by the symbol “G” in the SI that is in the billionth numerical value.
  15. A type of chemical property: whether it will break into charged particles when in solution with water or not.
  16. Extensive physical property is also called as _____ property.
  17. It refers to how the values agree closely with one another.
  18. It is denoted by the symbol “c” in the SI that is in the hundredth numerical value.
  19. A type of chemical property: whether the substance can damage an organism or not.
  20. _____ chemistry is the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles and concepts of physics such as motion, energy, force, and time.
  21. It is a mixture that is also called as solution since it is relatively uniform in composition.
  22. It tells how close a measured value is to the “true” value.

50 Clues: It occurs when gas turns into solid. • It is the smallest particle of an element. • ____s between nonzero digits are significant. • It is the process of converting liquid to gas. • It is anything that has mass and occupies space. • It is used to quantify the time with the “s” symbol. • It is used to quantify the mass with the “kg” symbol. • ...

General Chemistry 2020-05-31

General Chemistry crossword puzzle
Across
  1. whether the substance undergoes combustion or not.
  2. has the symbol c and a numerical value of 10^-2
  3. Separation/ the process of separating elemental metals from other particles in the mixture.
  4. mixture/ is a solid/ liquid/ or gaseous mixture that has the same proportions of its components throughout any given sample.
  5. has the symbol M and a numerical Value of 10^6
  6. has no definite shape and no definite volume.
  7. has the symbol μ and a numerical value of 10^-6
  8. Elements react with each other to form ___.
  9. is the amount of substance and uses the symbol mol
  10. how many significant figures does 143 have?
  11. process of separating heterogeneous mixtures by allowing the solid particles to settle at the bottom first.
  12. is a measure of the amount of space that a substance or an object takes up.
  13. has a definite shape and a definite volume.
  14. Figures/ the digits in any measurement that are known with certainty with an additional one digit which is uncertain.
  15. has a definite volume but has no definite shape.
  16. Physical Property/ also named extrinsic property (depends on size and amount).
  17. is a heterogeneous mixture that contains solid particles sufficiently large for sedimentation.
  18. occurs when gas is converted to solid.
  19. property/ the ability of a substance to react with other substances.
  20. Substance/ a matter that has a definite composition and distinct properties.
  21. the process of converting liquid into gas.
  22. Chloride/ formed when sodium(Na) atom reacts with chlorin (C) atom.
  23. is a mixture in which one substance of microscopically dispersed insoluble.
  24. also a process of separating heterogeneous mixtures by spinning using centrifugal force.
Down
  1. occurs when solid is converted to gas by the addition of heat.
  2. anything that has mass and occupies space.
  3. is the study of the chemical substances and vital processes occurring in live organisms.
  4. has the symbol p and a numerical value of 10^-12
  5. is the consistency of a result.
  6. determined when a certain quantitative value is relatively close to the "true" value.
  7. a method of separating complex mixtures/ an example is paper chromatography and such.
  8. Physical Property/ also called intrinsic property (does not depend on the size or amount of sample).
  9. Chemistry/ is the science of obtaining/ processing/ and communicating information about the composition and structure of matter.
  10. has the symbol k and a numerical value of 10^3
  11. is a measure of the amount of matter in an object.
  12. has the symbol G and a numerical value of 10^9
  13. mixture/ is a solid/ liquid/ or gaseous mixture that has the same proportions of its components throughout any given sample.
  14. how many significant figures does 1.234x10^-9 have?
  15. has the symbol d and a numerical value of 0.1
  16. are composed of two or more substances combined physically in variable proportions.
  17. how many significant figure(s) does 0.000002 have?
  18. how many significant figures does 10101 have?
  19. is the simplest form of matter composed by only one atom.
  20. has the symbol n and a numerical value of 10^-9
  21. has the symbol m and a numerical value of 10^-3
  22. property/ can be measured and observed changing the composition of the substance.
  23. is a process on extricating mixtures that have two substances with different melting points.
  24. Notation/ the process of simplifying very large or very small numbers.
  25. has the symbol T and a numerical value of 10^12
  26. Chemistry/ the branch of chemistry concerned with the application of the techniques and theories of physics to the study of chemical systems.

50 Clues: is the consistency of a result. • occurs when gas is converted to solid. • anything that has mass and occupies space. • the process of converting liquid into gas. • Elements react with each other to form ___. • how many significant figures does 143 have? • has a definite shape and a definite volume. • has no definite shape and no definite volume. • ...

Chemistry Crossword 2022-03-10

Chemistry Crossword crossword puzzle
Across
  1. Particles in a atom with a positive charge.
  2. Particles in a atom with no charge.
  3. A mixture in which pure substances are unevenly distributed throughout the mixture.
  4. A change in which energy is taken in.
  5. A binary compound where one element is hydrogen and the other is a nonmetal
  6. Carbon dioxide gas in the atmosphere dissolving into the ocean
  7. Releases energy.
  8. Mixture of two or more metals
  9. A positively charged ion
  10. A solution with a pH of seven
Down
  1. An inorganic acid whose molecules contain oxygen, such as sulfuric or nitric acid
  2. A negatively charged ion
  3. Formed when one or more electrons are transferred from one atom to another
  4. Particles in a atom with a negative charge.
  5. A compound that does not ionize in a solution
  6. A mixture of compounds that resist change in pH
  7. A compound that has a pH of more than seven
  8. A mixture in which substances are evenly distributed throughout the mixture.
  9. A combination of chemical symbols and numbers to represent a substance
  10. Compounds composed of cations and anions
  11. A compound that has a pH of less than seven

21 Clues: Releases energy. • A negatively charged ion • A positively charged ion • Mixture of two or more metals • A solution with a pH of seven • Particles in a atom with no charge. • A change in which energy is taken in. • Compounds composed of cations and anions • Particles in a atom with a positive charge. • Particles in a atom with a negative charge. • ...

Fossil/Chemistry 2022-02-14

Fossil/Chemistry crossword puzzle
Across
  1. a tool used to brush off dirt and other stuff from an artifact
  2. oldest archaeology dig
  3. solid,liquid,gas,plasma
  4. story made by Homer (roman author)
  5. just like a fingerprint
  6. parts of atom with neutral charge
  7. helps to absorb the ultra-violet radiation from the sun
  8. energy used for Catscan
  9. solid form of a fossil fuel
  10. use of radioactive decay
  11. makes a 3D image from multiple 2D x-rays
  12. (CFC) breaks down the ozone
  13. neutrons + protons
  14. Methane,nitrogen dioxide,flourinated gases,carbon
  15. the deeper something is the older it is
  16. turned to stone or mineralization
  17. used to dig after the space is no longer able to be dug by a shovel
  18. the hallowed out formation of the organism
  19. the remains of plants and animals that lived a long time ago
  20. non-renewable source
  21. when the layer of ozone in the atmosphere is almost gone
  22. a person who studies human history
  23. radiowaves locate and create images
Down
  1. chemical analyse of gas ions
  2. parts of atoms with a charge
  3. person who studies fossils
  4. when the entire organism gets trapped in ice,tar,or amber
  5. the warming of our planet at a rate faster than nature
  6. combines with itself to be stable in nature
  7. parts of an organism that are made up of bones example-bone leg
  8. amount of time for a substance to reduce its mass
  9. liquid form of fossil fuels
  10. natural gas is located above these pockets
  11. no energy left in a substance
  12. building blocks of the universe (they have no charge)
  13. a tool used to dig
  14. 2 or more elements that have no charge and come together to become zero
  15. footprints
  16. gas form of fossil fuels
  17. an atom with a charge (+ or -)
  18. used to blow air to get dirt and other things off of something that the archaeologists are digging for
  19. Newest archeological dig
  20. energy used for MRI
  21. 2 or more elements with a charge
  22. formed by filling in the mold fossil

45 Clues: footprints • a tool used to dig • neutrons + protons • energy used for MRI • non-renewable source • oldest archaeology dig • solid,liquid,gas,plasma • just like a fingerprint • energy used for Catscan • use of radioactive decay • gas form of fossil fuels • Newest archeological dig • person who studies fossils • solid form of a fossil fuel • liquid form of fossil fuels • ...

Carbonyl chemistry 2022-03-15

Carbonyl chemistry crossword puzzle
Across
  1. results in higher boiling point
  2. able to bond to H-bond
  3. shorter and stronger than C=C double bond
  4. the boiling point is 117.9 degrees C
  5. widely used to methylate carboxylic acids
  6. another way of drawing a Lewis dot structure for a given compound
  7. differ from acids by having a leaving group in place of OH functionality
  8. strong bond, therefore hard to stretch, therefore takes more energy
  9. more stable than aldehydes
  10. can act as a nucleophile
Down
  1. simplist carbonyl group
  2. more reactive than the parent compound so further reactivity is very likely
  3. exists between C and O 2p orbitals
  4. the boiling point is 221.2 degrees C
  5. usually give two carbonyl stretches
  6. the boiling point is 50.9 degrees C
  7. reduced double bond character of carbonyl group
  8. organic reaction which is employed to convert carboxylic acids in presence of excess alcohol and a strong acid catalyst to give an ester as a final product
  9. amine + carboxylic acid
  10. destroys the organometallic reagent

20 Clues: able to bond to H-bond • simplist carbonyl group • amine + carboxylic acid • can act as a nucleophile • more stable than aldehydes • results in higher boiling point • exists between C and O 2p orbitals • usually give two carbonyl stretches • the boiling point is 50.9 degrees C • destroys the organometallic reagent • the boiling point is 221.2 degrees C • ...

AROMATICITY CHEMISTRY 2021-10-28

AROMATICITY CHEMISTRY crossword puzzle
Across
  1. a Friedel craft reaction that leads to the addition of alkyl substituent to a benzene ring via alkyl carbonation?
  2. Which 5-memebered heterocyclic compound is most reactive in Electrophilic aromatic substitution reactions?
  3. A chemical specie that forms a chemical bond by donating its pair of electrons.
  4. rule - A formulaic factor that is used to determine if a compound is aromatic
  5. a fully conjugated cyclic system, that is planar and obey huckle’s rule is said to be?
  6. A benzene mono-substituted with NO2 causes a relatively slow reaction of the benzene ring. What substituent group is NO2?
  7. tetrafluoroborate-In the nitration reaction, what is the other reagent that can be used instead of nitric acid and sulphuric acid at very low temperatures?
  8. Acid- Oxidation of alkyl benzene with Potassium permanganate give rise to?
  9. bromide- What catalyst is added to enable a reaction between a benzene ring and molecular bromine?
  10. The reaction between diazonium ion and cuprous salt is called
  11. Which reduction reaction reduces a carbonyl unit to CH2 under acidic conditions?
  12. groups (electron withdrawing groups) dictate their substituents to which position on the benzene ring?
Down
  1. -A Friedel – Craft reaction that causes a straight alkyl side chain to a benzene followed by the loss of (C=O).
  2. a reaction for heterocyclic compound ring construction using nitrile in the presence of azide ion or alkynes as starting material
  3. - A substituent compound or molecule that is at position 2 to the main functional group on an aromatic compound is at what position
  4. Aromatic substitution reaction that works well for both pyridine & quinoline
  5. One of the rules of aromaticity is that aromatic compounds must be what geometry-
  6. A group that increases the rate of a reaction of a benzene ring and directs incoming substituent to ortho or Para position is-
  7. Occurs when two or more 2p orbitals overlap in an acyclic or cyclic system
  8. isomerism Tautomerism is also known as what?
  9. only involves the movement of electrons and never atoms
  10. halides-Compounds that do not react with benzene without a catalyst (Lewis acid catalyst e.g., FeBr3) present.
  11. the effect of influencing the position of different groups on the benzene ring is?
  12. – a reaction for heterocyclic compound ring construction using 1,4 or 1,5- diketone
  13. Benzene is more comfortable to undergo what type of substitution reaction

25 Clues: isomerism Tautomerism is also known as what? • only involves the movement of electrons and never atoms • The reaction between diazonium ion and cuprous salt is called • Benzene is more comfortable to undergo what type of substitution reaction • Occurs when two or more 2p orbitals overlap in an acyclic or cyclic system • ...

Chemistry review 2021-10-22

Chemistry review crossword puzzle
Across
  1. Harmful effect
  2. Gas, Not shiny, Poor conductor, Low malleability Easiness to be hammered un sheet
  3. Quick/weak
  4. nonmetal and nonmetal
  5. Danger
  6. Smell
  7. Metal and nonmetal
  8. Easiness to bend or shape
  9. Shiny, Good conductor, High malleability
  10. Negative of Charge in ion
  11. low/high
  12. Positive of Charge in ion
  13. P+ charge in nucles
  14. Amount of matter per unit volume
  15. e- charge in energy level
  16. The glowing splint
Down
  1. Remain uncharge
  2. Temperature substance Boling
  3. Big/small
  4. In the periodic table
  5. something to see your element
  6. shininess
  7. React with oxygen
  8. Very reactive
  9. Strong/week
  10. Favor
  11. not reactive
  12. Temperature substance melt
  13. feel of surface
  14. In the periodic table
  15. The symbol type of hazard

31 Clues: Smell • Favor • Danger • low/high • Big/small • shininess • Quick/weak • Strong/week • not reactive • Very reactive • Harmful effect • Remain uncharge • feel of surface • React with oxygen • Metal and nonmetal • The glowing splint • P+ charge in nucles • In the periodic table • nonmetal and nonmetal • In the periodic table • Easiness to bend or shape • Negative of Charge in ion • Positive of Charge in ion • ...

Chemistry review 2021-10-22

Chemistry review crossword puzzle
Across
  1. mass / volume = -?-
  2. The element in period 3, group 13
  3. In a -?-, all elements have similar number of energy levels
  4. the sum of the protons and neutrons in the nucleus of an atom
  5. The formula of this molecular compound is CO2
  6. A pure substance that can’t be broken down into simpler substance
  7. The element in period 4, group 2
  8. The transition of a substance directly from the gas to the solid state
  9. A negatively charged ion (after gaining electrons)
  10. The transition of a substance directly from the solid to the gas state
  11. The formula of this ionic compound is Li₂S
  12. The most reactive metals
  13. A mixture where different substance are not visible (only 1 phase)
  14. In a -?-, all elements have similar number of valence electrons
  15. Have properties of both metal and non-metal
  16. The molecular compound formed when hydrogen and oxygen is sharing electrons(the answer is the formula)
  17. The elements in this group have a full valence shell
  18. A pure substance that contains 2 or more elements in a fixed ratio
Down
  1. An electron in the outermost shell
  2. Ability of a substance to react with oxygen
  3. Using what you already know to make an educated guess about what will happen
  4. Sodium chloride, calcium fluoride, magnesium oxide
  5. A positively charged ion (after losing electrons)
  6. The ability to be stretched into a wire
  7. A mixture where different substance a visible (more than 1 phase)
  8. The ionic compound formed when sodium reacts with chloride (the answer is the formula)
  9. Carbon dioxide,dinitrogen monoxide,hydrogen peroxide
  10. The WHMIS symbol for products that could cause skin burns and serious eye damage
  11. A metal’s capability to be hammered into a sheet
  12. Atoms of the same element that have different number of neutrons
  13. The most reactive non-metals
  14. the creator of the plum pudding model

32 Clues: mass / volume = -?- • The most reactive metals • The most reactive non-metals • The element in period 4, group 2 • The element in period 3, group 13 • An electron in the outermost shell • the creator of the plum pudding model • The ability to be stretched into a wire • The formula of this ionic compound is Li₂S • Ability of a substance to react with oxygen • ...

Chemistry Crossword 2021-10-25

Chemistry Crossword crossword puzzle
Across
  1. one or more substances are converted into a new substance with new properties, most are irreversible
  2. discovered the atom was spherical in shape, found this information in 1803
  3. a guess made by an observer, every guess only has 1
  4. also known as amu, is the sum of the masses of the element's isotopes Isotope atom of the same element with a different number of neutrons, EX> Beryllium 8=Beryllium 9
  5. neutral, found in nucleus, contributes to mass
  6. how reproducible your data is, hitting the same spot consistently
  7. increases with temperature increase, expands
  8. number of protons equal to the number of electrons, also known as a stable atom
  9. amount of matter in a given amount of space, unique to the object, to find use the equation: mass/volume
  10. discovered electrons, plum pudding, Cathode Ray Tube Experiment
  11. observed/measured without changing the substance itself, EX> color/shape/texture/smell/state of matter/etc.
  12. numerical data, EX> age/weight/amount
  13. located in the middle of the box representing the element, tells you what the element is
  14. positive, found in nucleus, contributes to mass
Down
  1. change is a substance that does not alter the chemical identity, EX> ripping/cutting/sharpening/etc.
  2. gold foil experiment, discovered that the nucleus was small/dense/positive
  3. negative, found outside the nucleus, does not contribute to mass
  4. discovered the atom, greek philosopher
  5. used to distinguish between and identify substances, can be physical or chemical
  6. you can find it by adding the number of protons and number of neutrons, it is the total number of protons and neutrons in the nucleus
  7. indicates how a substance will react/fail to react with another substance, determined by changing the substances identity/composition
  8. two or more elements that are chemically combined, definite ratio
  9. how close your answer is to the accepted value, hitting the bullseye
  10. smallest particle of an element that has the same properties as the element, has a central nucleus
  11. a substance that is made of one kind of atom, it cannot be decomposed into a simpler substance by ordinary chemical processes.
  12. data observed without measuring, EX> color/shape/smell/texture/etc.
  13. bendable, pounded into thin sheets
  14. never changes, measured in grams
  15. located at the top of the box representing the element, is equal to the number of protons
  16. formed into a wire, ability to be formed without fracture

30 Clues: never changes, measured in grams • bendable, pounded into thin sheets • numerical data, EX> age/weight/amount • discovered the atom, greek philosopher • increases with temperature increase, expands • neutral, found in nucleus, contributes to mass • positive, found in nucleus, contributes to mass • a guess made by an observer, every guess only has 1 • ...

Aromatic Chemistry 2021-11-11

Aromatic Chemistry crossword puzzle
Across
  1. Describes the reaction where the diazonium ion reacts with cuprous salts
  2. Known as dynamic isomerism
  3. This is a foul-smelling aromatic amine, which is very unreactive
  4. Electron-loving, a reactant which accepts pairs of electrons to form a new covalent bond
  5. Adding a carbon chain onto a benzene ring
  6. Aromaticity requires a ... system to be fullyconjugated
  7. The 3 directing groups are para, ortho and ...
  8. A functional group attached to benzene which removes electron density
  9. Where more than 2 p orbitals overlap in an acylic or cyclic system
  10. The alkylation process of the addition of an alkyl halide to an aromatic ring using a strong Lewis acid
  11. How sp3 carbons act which reduces the number of resonance forms
  12. A characteristic of benzene describing how all the molecule's atoms lie within the same plane
Down
  1. Ion which is the electrophile in Nitration reactions
  2. Pyridine is less reactive than benzene in ... aromatic substitution reactions
  3. Pyridine undergoes this aromatic substitution reaction
  4. This is a positively charged ion which is produced during electrophilic substitution
  5. This involves the movement of electrons
  6. The reaction where benzene reacts with Cl or Br in a catalyst's presence
  7. When benzene diazonium chloride reacts with fluoroboric acid at a temperature of 0*C to produce fluoro benzene
  8. groups Atoms or groups which increase the reactivity of benzene by increasing the ring's electron density
  9. How identical resonance forms will contribute
  10. This is the 4n + 2 rule
  11. This is required when Cl/Br are not strong enough electrophiles in a halogenation reaction

23 Clues: This is the 4n + 2 rule • Known as dynamic isomerism • This involves the movement of electrons • Adding a carbon chain onto a benzene ring • How identical resonance forms will contribute • The 3 directing groups are para, ortho and ... • Ion which is the electrophile in Nitration reactions • Pyridine undergoes this aromatic substitution reaction • ...

Chemistry Crossword 2021-11-18

Chemistry Crossword crossword puzzle
Across
  1. This element normally has 31 electrons
  2. a table of the chemical elements arranged in order of atomic number.
  3. is the elemental symbol for Helium
  4. The far right column on the periodic table is this group: _________ gasses.
  5. Ag is the chemical symbol for this element.
  6. This element has just 1 proton and 1 electron
  7. This element has an atomic weight of 15.999
  8. neutrally charged particle
  9. this is the symbol for chlorine.
  10. is the elemental symbol for Bromine
  11. positively charged particle
  12. this elements atomic number is 78
  13. This elements symbol is "Au"
  14. sodium has this symbol
  15. This element symbol is "Ni".
Down
  1. This elements atomic number is 14
  2. Element # 6 is essentail for life as we know it.
  3. This element has 27 protons
  4. This elements symbol is "Hg".
  5. Each horizontal row on the periodic table is called a ________.
  6. This element has just 3 protons
  7. This element has an atomic number of 10
  8. This elements symbol is "Fe".
  9. negatively charged particle
  10. This element has 7 protons and 7 electrons.
  11. Li,Na,K,RB,CS,Fr are all part of this group.
  12. This elements symbol is "Sn".
  13. has an atomic weight of 24.305

28 Clues: sodium has this symbol • neutrally charged particle • This element has 27 protons • negatively charged particle • positively charged particle • This elements symbol is "Au" • This element symbol is "Ni". • This elements symbol is "Hg". • This elements symbol is "Fe". • This elements symbol is "Sn". • has an atomic weight of 24.305 • This element has just 3 protons • ...

Aromatic Chemistry 2021-11-10

Aromatic Chemistry crossword puzzle
Across
  1. __ is a very unreactive and stable aromatic imine
  2. A compound is __ when one or more series of atoms in the compound is connected to form a ring
  3. When dry, benzene diazonium chloride is __
  4. An electron transfer mediated radical reaction involves benzene diazonium chloride producing a __
  5. __ is the transfer of an alkyl group from one molecule to another
  6. In the __ position a nitro group cannot stabilize a negative charge
  7. Pyridine does not undergo EAS because the ring is unreactive to __
  8. Anisole is __ /para directing
  9. __ involves only the movement of electrons (not atoms)
  10. EAS stands for __
  11. __ is an aromatic compound formed by ionic reaction between hexane-2,5-dione + ammonia
  12. __ is an organic chemical compound with the molecular formula of C6H6
Down
  1. __ is the organic reduction of a carbonyl group using a reducing agent
  2. __ is when different groups on the benzene ring influence the position of subsequent reactions
  3. __ reaction is the of adding an acyl group to a compound
  4. __ requires a cyclic system to be fully conjugated
  5. Pyrroles and a strong acid make __
  6. Nucleophilic aromatic substitution reaction works well for both pyridine and __
  7. Benzene diazonium chloride reacting with cuprous salts is known as the __ reaction
  8. __ is possible if there is a mobile atom group
  9. An aromatic compound that has at least one other atom than carbon in its ring is __
  10. __ is when all atoms in a molecule or part of a molecule lie in the same plane
  11. __ is the most powerful electron donor during electrophilic aromatic substitution for ring modification (in 5-membered heterocyclic rings)
  12. __ is the overlap of more than two 2p orbitals in an acyclic or cyclic system

24 Clues: EAS stands for __ • Anisole is __ /para directing • Pyrroles and a strong acid make __ • When dry, benzene diazonium chloride is __ • __ is possible if there is a mobile atom group • __ is a very unreactive and stable aromatic imine • __ requires a cyclic system to be fully conjugated • __ involves only the movement of electrons (not atoms) • ...

Chemistry Vocabulary 2022-02-10

Chemistry Vocabulary crossword puzzle
Across
  1. States that atoms lose, gain or share electrons in order to acquire a full set of eight valence electrons
  2. the regions of space in which electrons can move about the nucleus of an atom
  3. basic unit of matter
  4. A process by which an electric current breaks chemical bonds.
  5. A group of atoms bonded together
  6. Atoms of the same element that have different numbers of neutrons
  7. A chemical bond that involves sharing a pair of electrons between atoms in a molecule
  8. when two molecules of the same substances are attracted to one another
  9. subatomic particle with a positive charge
  10. when two molecules of different substances are attracted to one another
  11. the number of protons in the nucleus of an atom of an element
  12. a substance (such as water) that has the ability to dissolve many other substances
  13. A liquid substance capable of dissolving other substances
  14. attraction between a partially positive hydrogen atom of a water molecule and a partially negative oxygen atom of another water molecule
  15. Water's tendency to form an elastic-like sheet or skin
Down
  1. The electrons in the outermost shell (main energy level) of an atom; these are the electrons involved in forming bonds.
  2. A covalent bond in which electrons are not shared equally
  3. A horizontal row of elements in the periodic table
  4. a covalent bond in which the electrons are shared equally by the two atoms
  5. A subatomic particle that has a negative charge
  6. A substance that is dissolved in a solution.
  7. a vertical column of elements in the periodic table
  8. Formed when one or more electrons are transferred from one atom to another
  9. anything that has a mass and takes up space
  10. The amount of energy required to remove an electron from an atom
  11. a pure substance made of only one kind of atom
  12. A positively charged ion
  13. A subatomic particle that has no charge and that is found in the nucleus of an atom
  14. A negatively charged ion
  15. the number of protons and neutrons found in a single atom of a given element

30 Clues: basic unit of matter • A positively charged ion • A negatively charged ion • A group of atoms bonded together • subatomic particle with a positive charge • anything that has a mass and takes up space • A substance that is dissolved in a solution. • a pure substance made of only one kind of atom • A subatomic particle that has a negative charge • ...

chemistry crossword 2022-01-31

chemistry crossword crossword puzzle
Across
  1. a thing that is composed of two or more separate elements; a mixture
  2. makeup of something
  3. Marked by lack of variation, diversity, change in form
  4. a characteristic or trait that you can use to describe matter by observation, measurement, or combination
  5. a distinguishing quality, trait, or feature of an individual, thing, disorder
  6. dense region consisting of protons and neutrons at the center of an atom
  7. form of matter having constant chemical composition and characteristic properties.
  8. a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.
  9. a part or aspect of something abstract, especially one that is essential or characteristic
  10. having to do with the nucleus of a atom
Down
  1. the nature of something's ingredients or constituents; the way in which a whole or mixture is made up
  2. a small localized object to which can be ascribed several physical or chemical properties, such as volume, density, or mass
  3. the basic unit of a chemical element.
  4. a subatomic particle of about the same mass as a proton but without an electric charge, present in all atomic nuclei except those of ordinary hydrogen
  5. the basic unit of a chemical element
  6. a particle with a positive charge that is in the nucleus of an atom.
  7. how something acts or reacts to another thing
  8. a substance made by mixing other substances together
  9. basis supporting existence or determining essential structure or function
  10. lightest stable particle having a negative charge

20 Clues: makeup of something • the basic unit of a chemical element • the basic unit of a chemical element. • having to do with the nucleus of a atom • how something acts or reacts to another thing • lightest stable particle having a negative charge • a substance made by mixing other substances together • Marked by lack of variation, diversity, change in form • ...

Chemistry Energetics 2022-02-22

Chemistry Energetics crossword puzzle
Across
  1. the standard enthalpy change of ___ is the difference between the enthalpy of the products and enthalpy of reactants under standard condition.
  2. the energy or heat energy content of a substance with units kJ/mol
  3. the higher the enthalpy, the less ___ the substance
  4. a hypothetical gas whose molecules occupy negligible space and have no interactions (5,3)
  5. a positive enthalpy change shows an ___ reaction
  6. any moving object possesses ___ energy
  7. the enthalpy of ___ of a substance is the change in enthalpy produced when one mole of fuel is reacted with excess oxygen to produce carbon dioxide and water
  8. the enthalpy of ___ is the change in enthalpy when one mole of a substance in the standard state is formed from its pure elements under the same conditions.
  9. a chemical equation written with an associated change in enthalpy value (14,8)
  10. the act of measuring changes in state variables of a body for the purpose of deriving the heat transfer associated with changes of its state
  11. the enthalpy of ___ is the enthalpy change associated with the dissolution of a substance in a solvent at constant pressure resulting in infinite dilution
  12. the minimum energy required for a reaction to occur (10,6)
Down
  1. the amount of energy required to break one mole of bonds in the gaseous state averaged across a range of compounds containing that bond (7,4,8)
  2. according to ___'s law, the heat absorbed or released in a chemical process is the same, whether the process takes place in one or several steps
  3. the energy required to raise the temperature of 1g of a substance by 1K (8,4,8)
  4. a negative enthalpy change shows an ___ reaction
  5. a theory that explains rate of reactions at a molecular level (9,6)
  6. ~101.325kPa, 273K
  7. the enthalpy of ___ is the change in enthalpy that occurs when one equivalent of an acid and one equivalent of a base undergo a reaction to form water and salt.
  8. a substance that increases the rate of reaction without being consumed

20 Clues: ~101.325kPa, 273K • any moving object possesses ___ energy • a negative enthalpy change shows an ___ reaction • a positive enthalpy change shows an ___ reaction • the higher the enthalpy, the less ___ the substance • the minimum energy required for a reaction to occur (10,6) • the energy or heat energy content of a substance with units kJ/mol • ...

Chemistry Review 2022-03-29

Chemistry Review crossword puzzle
Across
  1. Protein that increases in response to inflammation
  2. Brain damage due to high levels of bilirubin in the brain
  3. Enzyme elevated in bone disorders
  4. Enzyme with five isoenzymes found in lots of different tissue types
  5. Tumor leading to elevated urine vanillylmandelic acid and homovanillic acid
  6. Vitamin, deficiency of which causes pellagra
  7. Epinephrine and norepinephrine
  8. Major extracellular cation
  9. Specimen integrity issue that often leads to cancellation of potassium and LD tests
  10. Major acute myocardial infarction marker
  11. Solution with a higher osmotic pressure than plasma
  12. Kidney subunit
  13. Type of immunoassay with an inverse relationship between patient antigen and signal
  14. Compound made from the detoxification of ammonia
  15. Hormone elevated in pregnancy and certain cancers
  16. Another name for T4
  17. Moles of particles per kg of water
  18. Product of purine breakdown
  19. Iron transport protein, found in beta globulin zone of SPEP
  20. Substance occasionally used to make the most accurate GFR measurement
  21. Cells responsible for bone formation
  22. Another name for transthyretin, used as a marker for nutritional status
  23. “Love hormone” that stimulates uterine contractions and milk letdown
  24. Immunoassay type using forward- or right-angle scatter of light for measurement
  25. Element required for synthesis of thyroid hormones
  26. Lipoprotein with the highest triglyceride content
  27. Organic catalysts
  28. Major cocaine metabolite
  29. Common type of hypothyroidism
Down
  1. Deficiency of vitamin D in children causes________
  2. The circulating form of vitamin A
  3. A disease of increased bone resorption
  4. Word meaning “caused by medical exam or treatment”
  5. When substrate is in excess in an enzymatic reaction, it is in ______ order kinetics
  6. Cherry red dyshemoglobin
  7. Main buffer system in the blood
  8. Inherited disorders of heme biosynthesis
  9. Reaction used to measure creatinine
  10. Multiple sclerosis causes _____________ banding on CSF electrophoresis
  11. Analyte elevated in both acute pancreatitis and mumps
  12. Enzyme used in the reference method of testing for serum glucose
  13. Technique to separate substances depending on their solubilities in stationary and mobile phases
  14. Substance tested for chloride concentration in cystic fibrosis patients
  15. Technique used to confirm abnormal SPEP results
  16. Main metabolite of the drug procainimide
  17. Colligative property commonly used to measure osmolality is___________depression
  18. Measurement technique that relies on Beer’s Law
  19. Negatively charged electrode
  20. Metabolic breakdown process
  21. Component of alpha-2 band in serum protein electrophoresis (SPEP). Binds free hemoglobin.
  22. Chemical produced by intestinal bacteria after metabolizing bilirubin diglucuronide
  23. A molecule with both positive and negative charges simultaneously
  24. Innate immune system cascade used to form a channel in pathogens’ outer membranes to cause lysis
  25. Anion “shifted” into RBCs for electrochemical balance when bicarbonate diffuses out
  26. Pituitary intermediary between CRH and cortisol

55 Clues: Kidney subunit • Organic catalysts • Another name for T4 • Cherry red dyshemoglobin • Major cocaine metabolite • Major extracellular cation • Metabolic breakdown process • Product of purine breakdown • Negatively charged electrode • Common type of hypothyroidism • Epinephrine and norepinephrine • Main buffer system in the blood • The circulating form of vitamin A • ...

Everyday Chemistry 2022-04-11

Everyday Chemistry crossword puzzle
Across
  1. Fe
  2. Form positive ions
  3. Smallest particle of an element
  4. Vertical columns in the periodic table, where elements contain similar chemical properties
  5. Negatively charged ions
  6. The study ofthe behavior of matter and its charges and how it interacts with other matter and energy
  7. The _____________ is the first antibiotic discovered by the scientist Alexander Fleming
  8. The fundamental states of matter are: Liquid, solid, and _____
Down
  1. A _______ table is a table of the chemical elements arranged in order of atomic number
  2. Ni
  3. Ti
  4. Positively charged particles
  5. _______ is a strong acid that is used in car batteries
  6. Made of 2 or more elements that are chemically combines
  7. ___________ electrons are the electrons in the outermost principal energy level of an atom.
  8. Nuclear particle with no charge
  9. Electron configuration for this element is
  10. ______ Curie first discovered the radioactive elements polonium and radium
  11. A substance that produces hydroxide ions, HO− , in water. Taste bitter and turns litmus paper blue
  12. _____ rule states when several orbitals are available in a subshell, each orbital gets one electron before the electrons pair up
  13. A substance that ionizes in water to form hydrogen ions, H+. Taste sour and turns litmus paper red.

21 Clues: Fe • Ni • Ti • Form positive ions • Negatively charged ions • Positively charged particles • Nuclear particle with no charge • Smallest particle of an element • Electron configuration for this element is • _______ is a strong acid that is used in car batteries • Made of 2 or more elements that are chemically combines • The fundamental states of matter are: Liquid, solid, and _____ • ...

Chemistry 6 2022-04-12

Chemistry 6 crossword puzzle
Across
  1. Depend on the concentration of solute particles but not on their identity.
  2. proton donors that yield hydronium ions in water solution
  3. hydroxide ion concentration
  4. The capability to dissolve.
  5. hydrogen ion concentration
  6. The point in a titration at which no more titrant should be added. It is determined, for example, by a color change in an indicator or by the appearance of a precipitate.
  7. A substance that dissolves in water to give the solution the ability to conduct electricity.
  8. The process of dissolving
  9. a chemical reaction in which an acid and a base react to form a salt.
  10. The concentration of a solution expressed in moles of solute per kilogram of solvent
  11. solutions that are used as a means of keeping pH at a nearly constant value in a wide variety of chemical applications
Down
  1. The separation of ions that occur when an ionic compound dissolves
  2. The difference between the freezing points of the pure solvent and a solution of a non electrolyte in that solvent, and is directly proportional to the molal concentration of the solution.
  3. Hydronium ion
  4. The difference between the boiling points of the pure solvent and a nonelectrolyte solution of that solvent and is directly proportional to the molal concentration of the solution.
  5. method used to determine the concentration of a substance in a solution
  6. proton acceptors identified by release of hydroxide ions
  7. The amount of solute in a given amount of solvent in a solution
  8. Number of moles of solute in one liter of solution
  9. hydroxide ion

20 Clues: Hydronium ion • hydroxide ion • The process of dissolving • hydrogen ion concentration • hydroxide ion concentration • The capability to dissolve. • Number of moles of solute in one liter of solution • proton acceptors identified by release of hydroxide ions • proton donors that yield hydronium ions in water solution • ...

Chemistry Project 2013-10-20

Chemistry Project crossword puzzle
Across
  1. Xe
  2. Anything which occupies space and has mass.
  3. A process in which heat energy is produced and released to the surrounding.
  4. Creator of the periodic table.
  5. Mixtures of elements design to have the properties useful for a particular purpose.
  6. When liquid changes to gas.
  7. Our favorite food ;)
  8. P.
  9. A direct change of state from solid to gas or gas to solid.
  10. Most reactive group of non-metals.
  11. Semi-metal.
  12. Materials we get from the environment to meet our needs.
  13. Paper ________ was used to separate solutions of coloured substance.
  14. A substance formed by the chemical combination of two or more elements in fixed proportions.
  15. Changes of physical state from liquid to solid.
  16. Rain which has been made more acidic than normal.
  17. Changes of physical state from solid to liquid.
  18. Liquéfaction.
  19. The liquid that dissolves the solid solute to form a solution.
  20. Separating a liquid from a solution.
  21. The separation of a solid from a liquid, using a fine filter paper which does not allow the solid to pass through.
  22. Source of life.
  23. A substance which can't be further divided into simpler substances like chemical methods.
  24. A class of chemical element which have a characteristic shiny appearance and are good conductors of heat and electricity.
  25. The system by which nitrogen and its compound are interchanged.
  26. Type of rock form by heat and pressure changing existing rocks.
  27. First element in the periodic table.
  28. A word used to describe the property that metals can be bend and beaten into sheets.
  29. Type of rock form by solidification of melted minerals.
  30. A from of calcium carbonate (CaCO3)
Down
  1. A common natural gas that is contain in your fart.
  2. Toxic metal that can cause learning difficulties in children.
  3. The solid substance that has dissolve in liquid to form a solution.
  4. The ________ is measured by a thermometer.
  5. A word used to describe the property that metals that can be drawn out and stretched into wires.
  6. U.
  7. Natural cycle by which rocks are possibly changed into another type of rock by conditions of temperature and pressure.
  8. A horizontal row of the periodic table.
  9. Substance which increases the rate of a chemical reaction.
  10. Sources of energy that cannot be replaced.
  11. A vertical column of the periodic table containing elements with similar properties.
  12. Seawater is made drinkable by ________.
  13. Substance that can be used as a source of energy.
  14. A type of chemical reaction where a compound breaks down into simpler substances.
  15. _________ is the process in which plants take in C02 and convert it to sugar.
  16. The system by which carbon and its compounds in the air ocean and rocks are interchanged.
  17. A state of matter that doesn't have a fix volume.
  18. A chemical reaction in which a compound is made from its elements.
  19. The system by which water circulates around the earth.
  20. Atom of the same element which have different numbers of neutrons in their nuclei.
  21. Composes 0.04% of the atmosphere.
  22. Composes 21% of the atmosphere.
  23. NH3
  24. Type of rock that cover three - quarters of the land surface.
  25. H20
  26. Zr.
  27. A class of chemical element that are typically poor conductors of heat and electricity.
  28. A subatomic particle that is located in energy levels outside the nucleus.
  29. It is form from the buried remains of plants and animals.
  30. Sources of energy and other resources which cannot run out.
  31. Harmful effect of human activity and waste.
  32. Water is a type of this state of matter.
  33. A state of matter that has a definite shape.

63 Clues: Xe • U. • P. • NH3 • H20 • Zr. • Semi-metal. • Liquéfaction. • Source of life. • Our favorite food ;) • When liquid changes to gas. • Creator of the periodic table. • Composes 21% of the atmosphere. • Composes 0.04% of the atmosphere. • Most reactive group of non-metals. • A from of calcium carbonate (CaCO3) • Separating a liquid from a solution. • First element in the periodic table. • ...