chemistry Crossword Puzzles

Chemistry 2016-02-10

Chemistry crossword puzzle
Across
  1. two electrons and is associated with a region of a chemical bond
  2. no electric charge
  3. the smalles unit of an element
  4. the material of chemical gas or metal that is on the periodic table
  5. positively charged element
  6. can form alloys with metals
  7. energy is released
  8. 18 numbers groups on the periodic table
  9. the mass of the products in a chemical reaction must equal the mass of the reactants
  10. energy is absorbed
  11. to place farmers do what to crops every year
  12. a group of atoms bonded together
  13. changes during a reaction
  14. consists of protons and electrons
  15. the letters of an element (au)
Down
  1. electrons participate in thr formation of a chemical bond
  2. very brittle and cannot be made into wire
  3. developed the periodic table
  4. what you get after you mix things together
  5. helium
  6. contains the same amount of protons and electrons
  7. their absorbency
  8. composed of two or more separate elements
  9. negatively charged
  10. how the elements are arranged with increasing atomic numbers
  11. sodium, alike metals has one electron

26 Clues: helium • their absorbency • no electric charge • energy is released • negatively charged • energy is absorbed • changes during a reaction • positively charged element • can form alloys with metals • developed the periodic table • the smalles unit of an element • the letters of an element (au) • a group of atoms bonded together • consists of protons and electrons • ...

Chemistry 2016-12-19

Chemistry crossword puzzle
Across
  1. A nuclear reaction when a large nucleus splits into two smaller nuclei.
  2. A type of reaction that can convert an atom into an atom of another element.
  3. A word used to describe when a substance is able to be stretched into wires.
  4. A special type of reaction when a substance reacts with oxygen gas.
  5. A base that will dissolve in water.
  6. A type of reaction that releases heat.
  7. A substance that turns litmus paper blue.
  8. The name given to the reaction used by plants to produce sugar.
  9. A word used to describe when a substance is able to be hammered into new shapes.
  10. Subatomic particle with a negative charge.
  11. The name given the substances you are left with after a chemical reaction.
  12. The chemical symbol NA is for which atom?
Down
  1. The name given to the cluster of protons and neutrons at the centre of an atom.
  2. The name given to a cluster of atoms.
  3. A type of reaction that absorbs heat from the surroundings.
  4. A mixture of a base metal and small amounts of other elements.
  5. An atom that becomes electrically charged from losing or gaining electrons.
  6. There are 118 known types of atoms, and only 98 are found ________ on Earth.
  7. A substance that turns litmus paper red.
  8. The name given to substances you start with in a chemical reaction.
  9. A substance that is made up of different types of atoms.
  10. A chemical that changes colour to show if a substance is acidic, neutral, or basic.
  11. The name given to an atom that has the same number of protons but a different number of neutrons.
  12. A substance that is made up of one type of atom.
  13. Subatomic particle that is found in the cloud that surrounds the nucleus.
  14. the product formed when iron reacts with water.
  15. Subatomic particle with a positive charge.

27 Clues: A base that will dissolve in water. • The name given to a cluster of atoms. • A type of reaction that releases heat. • A substance that turns litmus paper red. • A substance that turns litmus paper blue. • The chemical symbol NA is for which atom? • Subatomic particle with a negative charge. • Subatomic particle with a positive charge. • ...

Chemistry 2017-09-25

Chemistry crossword puzzle
Across
  1. measurement of heat
  2. depends on the amount of matter in something ex Mass
  3. Basic unit of life
  4. Absorbing heat
  5. 1 or more elements
  6. non reversible change
  7. anything that has mass and takes up space
  8. mixture of something into a liquid ex saltwater
  9. Substance made by mixing other substances
  10. Data with number
  11. doesn't depend on the amount of matter in something ex color
Down
  1. amount of heat in something
  2. Outside change
  3. combination of 2 or more pure substances
  4. released in energy transfer
  5. Releasing heat
  6. Made of only one type of atom or molecule
  7. Density problem
  8. unit of work or energy
  9. Physical data color feel

20 Clues: Outside change • Absorbing heat • Releasing heat • Density problem • Data with number • Basic unit of life • 1 or more elements • measurement of heat • non reversible change • unit of work or energy • Physical data color feel • amount of heat in something • released in energy transfer • combination of 2 or more pure substances • Made of only one type of atom or molecule • ...

Chemistry 2017-09-25

Chemistry crossword puzzle
Across
  1. Releasing heat
  2. Made of only one type of atom or molecule
  3. Something physical about the substance
  4. depends on the amount of matter in something ex Mass
  5. amount of heat in something
  6. released in energy transfer
  7. Substance made by mixing other substances
  8. non reversible change
  9. unit of work or energy
  10. Absorbing heat
  11. 1 or more elements
Down
  1. Physical data color feel
  2. combination of 2 or more pure substances
  3. doesn't depend on the amount of matter in something ex color
  4. Data with number
  5. Outside change
  6. anything that has mass and takes up space
  7. Basic unit of life
  8. mixture of something into a liquid ex saltwater
  9. measurement of heat
  10. Density problem

21 Clues: Releasing heat • Outside change • Absorbing heat • Density problem • Data with number • Basic unit of life • 1 or more elements • measurement of heat • non reversible change • unit of work or energy • Physical data color feel • amount of heat in something • released in energy transfer • Something physical about the substance • combination of 2 or more pure substances • ...

Chemistry 2017-09-13

Chemistry crossword puzzle
Across
  1. a chemical combination of two or more atoms of different elements
  2. Everything that exists in the universe is either made of matter or this, which does not occupy space or have mass
  3. Anything that occupies space, has physical and chemical properties
  4. an unstable mixture of two or more immiscible substances, plus an emulsifier
  5. a chemical reaction in which oxygen is subtracted from or hydrogen is added to a substance
  6. unstable physical mixture of undissolved particles in a liquid, glitter nail polish
  7. the basic unit of matter with a nucleus, that cannot be divided into simpler form
  8. 7 on the pH scale
  9. the tail of a surfactant molecule that is oil loving
  10. Physical ______ is a combination of substances held together by physical rather than chemical
  11. a molecule containing two or more atoms of the same element
  12. properties are characteristics that can only be determined by a chemical reaction
  13. 2wds. The study of all substances containing carbon
  14. physical _______ are characteristics that can be determined without a chemical reaction
  15. rapid oxidation of a substance with heat and light
  16. a substance that allows oil and water to mix
Down
  1. universal solvent
  2. a chemical combination of two or more atoms
  3. the simplest form of chemical matter
  4. the head of a surfactant molecule that is water loving
  5. aka oxidation-reduction, a chemical reaction which oxidation and reduction take place at the same time
  6. when one chemical changes it state of matter, it is called
  7. combining a substance with oxygen to produce oxide
  8. the separating of a substance into ions
  9. what is made when sugar is dissolved in water
  10. liquids that mix easily are known to be this
  11. a liquid used to dissolve a substance
  12. another name for bases is
  13. 2wds. The branch of chemistry that deals with products that do not contain carbon.
  14. Reducing _____ is a substance that adds hydrogen to a chemical compound or subtracts oxygen from a compound

30 Clues: universal solvent • 7 on the pH scale • another name for bases is • the simplest form of chemical matter • a liquid used to dissolve a substance • the separating of a substance into ions • a chemical combination of two or more atoms • liquids that mix easily are known to be this • a substance that allows oil and water to mix • what is made when sugar is dissolved in water • ...

Chemistry 2017-11-08

Chemistry crossword puzzle
Across
  1. the number of protons in the nucleus of an atom
  2. workplace hazardous materials information system
  3. change in appearance or state
  4. when a gas changes to a solid
  5. the mixture of magic and chemistry
  6. can eat away or corrode
  7. when non-metal combine
  8. mixture of two or more pure substances that look like one substance
  9. the mass of all protons and neutrons in an atom
  10. ability to conduct electricity or heat
  11. made up of one type of matter
  12. chemical reaction that absorbs heat energy
  13. substances in a reaction
Down
  1. contaminated material that is a threat to humans and health
  2. the center of an atom
  3. when a solid changes to a gas
  4. mixture in which the different substances are visible
  5. when a new substance is formed and non-reversible
  6. pure substance that cannot broken down any further
  7. chemical reaction that releases heat energy
  8. a compound of a metal and non-metal
  9. electrically charged atoms
  10. can be in between metals and non-metals
  11. shiniest of a substances,
  12. the horizontal rows on the periodic table

25 Clues: the center of an atom • when non-metal combine • can eat away or corrode • substances in a reaction • shiniest of a substances, • electrically charged atoms • when a solid changes to a gas • change in appearance or state • when a gas changes to a solid • made up of one type of matter • the mixture of magic and chemistry • a compound of a metal and non-metal • ...

CHEMISTRY 2017-03-19

CHEMISTRY crossword puzzle
Across
  1. Substance formed by the combination of elements in fixed proportions
  2. Molecule that has gained or lost one or most electrons
  3. Substance that cannot be decomposed into simpler substances
  4. Has mass and occupies space
  5. Chemical element in its smallest form; Made up of neutrons and protons
  6. Table that shows the names and symbols of the chemical elements
  7. Chemical with a bitter taste whose pH is greater than 7
  8. Phase with no definite shape or volume
  9. Type of heterogeneous mixture that is made up of suspended solid particles
  10. Phase transition from solid into gas
  11. Element with the symbol He
Down
  1. Mixture made up of one phase
  2. Amount of mass per unit of volume
  3. Logarithmic scale for expressing the acidity of alkalinity of a solution
  4. Mixture made up of more than one phase
  5. Unit of measure for temperature based upon an absolute scale
  6. Devise used to measure the pressure in the atmosphere
  7. Chemical with a sour taste whose pH is less than 7
  8. Homogeneous mixture of a liquid (the solvent) with a gas or solid (the solute)
  9. Material that allows electric flow more freely

20 Clues: Element with the symbol He • Has mass and occupies space • Mixture made up of one phase • Amount of mass per unit of volume • Phase transition from solid into gas • Mixture made up of more than one phase • Phase with no definite shape or volume • Material that allows electric flow more freely • Chemical with a sour taste whose pH is less than 7 • ...

Chemistry 2018-03-13

Chemistry crossword puzzle
Across
  1. the chemicals required in order for a reaction to occur
  2. the reaction that produces energy in the cells of living organisms
  3. negatively charged sub-atomic particle in an atom
  4. the scientist who discovered the nucleus of an atom by shooting alpha particles through gold foil
  5. an atom that has gained or lost an electron
  6. the name given to a chemical reaction where heat is produced
  7. the atom with the atomic number 19 and the symbol K
  8. the number of electrons that can be held in the first shell of an atom
  9. number the name given to the number of protons plus the number of neutrons in an atom
  10. the non-gas reactant in cell respiration
  11. gases very unreactive group on the periodic table
Down
  1. earth metals the name given to group 2 metals on the periodic table
  2. the name given to a chemical reaction where heat is absorbed
  3. the scientist who came up with the plum pudding model of the atom
  4. the gas produced through cell respiration
  5. the name of the chemical process plants use to produce glucose
  6. the part of an atom that has no charge
  7. positively charged sub-atomic particle in an atom
  8. the chemicals produced in a chemical reaction
  9. the number of electrons that can be held in the 2nd shell of an atom

20 Clues: the part of an atom that has no charge • the non-gas reactant in cell respiration • the gas produced through cell respiration • an atom that has gained or lost an electron • the chemicals produced in a chemical reaction • negatively charged sub-atomic particle in an atom • positively charged sub-atomic particle in an atom • ...

Chemistry 2018-08-30

Chemistry crossword puzzle
Across
  1. apparatus- laboratory equipment
  2. variable- a variable (often denoted by y ) whose value depends on that of another.
  3. the real physical matter of which a person or thing consists and which has a tangible, solid presence.
  4. intellectual and practical activity encompassing the systematic study of the structure and behavior of the physical and natural world through observation and experiment.
  5. a diagram showing the relation between variable quantities, typically of two variables, each measured along one of a pair of axes at right angles.
  6. Factor- an arithmetical multiplier for converting a quantity expressed in one set of units into an equivalent expressed in another.
  7. units- A system of measurement in which the basic units are the meter, the second, and the kilogram.
  8. analysis- analysis using the fact that physical quantities added to or equated with each other must be expressed in terms of the same fundamental quantities (such as mass, length, or time) for inferences to be made about the relations between them.
  9. the quality, condition, or fact of being exact and accurate.
  10. a statement of fact, deduced from observation, to the effect that a particular natural or scientific phenomenon always occurs if certain conditions are present.
  11. method- a method of procedure that has characterized natural science since the 17th century, consisting in systematic observation, measurement, and experiment, and the formulation, testing, and modification of hypotheses.
  12. thinking-the objective analysis and evaluation of an issue in order to form a judgment.
  13. the amount of space that a substance or object occupies, or that is enclosed within a container, especially when great.
Down
  1. a coherent, typically large body of matter with no definite shape.
  2. a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.
  3. variable- a variable (often denoted by x ) whose variation does not depend on that of another.
  4. an individual thing regarded as single and complete but which can also form an individual component of a larger or more complex whole.
  5. a conceptual structure or entity on which something draws or depends.
  6. a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
  7. 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.
  8. a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.
  9. figures- each of the digits of a number that are used to express it to the required degree of accuracy, starting from the first nonzero digit.
  10. a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing.
  11. the quality or state of being correct or precise.

24 Clues: apparatus- laboratory equipment • the quality or state of being correct or precise. • the quality, condition, or fact of being exact and accurate. • a coherent, typically large body of matter with no definite shape. • a conceptual structure or entity on which something draws or depends. • ...

Chemistry 2018-09-02

Chemistry crossword puzzle
Across
  1. ออกซิเจน
  2. สังกะสี
  3. ตัวถูกละลาย
  4. โมเลกุล
  5. สารละลาย
  6. พันธะไอออนิก
  7. โซเดียม
  8. โมล
  9. กรด
  10. เบส
Down
  1. ประจุบวก
  2. ตะกั่ว
  3. พันธะโคเวเลนต์
  4. แคลเซียม
  5. ของเหลว
  6. ตัวทำละลาย
  7. ดีบุก
  8. ของแข็ง
  9. ไอออน
  10. แก๊ส

20 Clues: โมล • กรด • เบส • แก๊ส • ดีบุก • ไอออน • ตะกั่ว • สังกะสี • โมเลกุล • ของเหลว • โซเดียม • ของแข็ง • ประจุบวก • ออกซิเจน • แคลเซียม • สารละลาย • ตัวทำละลาย • ตัวถูกละลาย • พันธะไอออนิก • พันธะโคเวเลนต์

Chemistry 2018-10-29

Chemistry crossword puzzle
Across
  1. what are a good conductors of heat and electricity
  2. Isotope is an _______ version of that atom
  3. the ________ & neutrons are found in the center of the area
  4. pure substances composed of two or more different elements that are chemically joined are called
  5. electrons have _________ charge
  6. metals: what kind of metals are the most reactive metals
  7. electrons: the electrons int the outermost shell of any element are called
  8. the number of vaance electrons
  9. energy rings contain what
  10. the heaviest metal on the periodic table
  11. a horizontal row on a period table
  12. where are protons and neutrons found
  13. adding a neutron makes an _________ of that atom
  14. most of the elements on the periodic table occur as ______ at room tempertaure.
  15. what kind of elements are more stable when joined in a pair
  16. ________ consist of only kind of atom
  17. rings: electrons live in something called shells or _________________
  18. model: what shows all of the particles in the atom
  19. the lightest metal on the periodic table
  20. what do neutrons have none of
  21. lightest non-metal
Down
  1. what state of matter does iron appear at room temprature
  2. anything that takes up space and has mass
  3. the most reactive non-metals are the __________
  4. what is it called when there ia a number beside the element's symbol?
  5. hundred fourteen: how many elements are known at the present time
  6. metals: another name for group 5
  7. dot structure: only shows the elements symbol and it's outer most electron shell
  8. how many electrons can the 3rd energy ring hold up too.
  9. atomic mass is the number of protons and ______
  10. there are seven elements that form _______ consisting of two atoms
  11. matter is made up of....
  12. atoms: compounds always contain the same ratio of __________
  13. table: is a list of all the elements that can build matter
  14. The periodic table is a little like the alphabet of.......
  15. bond: what kind of a bond occurs between a non metal and a metal
  16. many of the non metals and hydrogen
  17. only _______ and bromine can be found as liquid on the periodic table
  18. element's ________ is an abbreviation for the element
  19. number: is the number of protons and neutrons
  20. gases: what kind of gases are stable and do not react with anything

41 Clues: lightest non-metal • matter is made up of.... • energy rings contain what • what do neutrons have none of • the number of vaance electrons • electrons have _________ charge • metals: another name for group 5 • a horizontal row on a period table • many of the non metals and hydrogen • where are protons and neutrons found • ________ consist of only kind of atom • ...

Chemistry 2018-10-29

Chemistry crossword puzzle
Across
  1. ________ consist of only kind of atom
  2. the heaviest metal on the periodic table
  3. anything that takes up space and has mass
  4. number is the number of protons and neutrons
  5. a horizontal row on a period table
  6. many of the non metals and hydrogen
  7. Isotope is an _______ version of that atom
  8. there are seven elements that form _______ consisting of two atoms
  9. rings electrons live in something called shells or _________________
  10. metals another name for group 5
  11. table is a list of all the elements that can build matter
  12. element's ________ is an abbreviation for the element
  13. The periodic table is a little like the alphabet of.......
  14. pure substances composed of two or more different elements that are chemically joined are called
  15. what are a good conductors of heat and electricity
  16. electrons have _________ charge
  17. lightest non-metal
  18. the lightest metal on the periodic table
  19. gases what kind of gases are stable and do not react with anything
Down
  1. hundred fourteen how many elements are known at the present time
  2. metals what kind of metals are the most reactive metals
  3. atomic mass is the number of protons and ______
  4. adding a neutron makes an _________ of that atom
  5. only _______ and bromine can be found as liquid on the periodic table
  6. where are protons and neutrons found
  7. the ________ & neutrons are found in the center of the area
  8. determines the number of vaance electrons
  9. bond what kind of a bond occurs between a non metal and a metal
  10. the most reactive non-metals are the __________
  11. what do neutrons have none of
  12. electrons the electrons int the outermost shell of any element are called
  13. what kind of elements are more stable when joined in a pair
  14. what is it called when there ia a number beside the element's symbol?
  15. energy rings contain what
  16. atoms compounds always contain the same ratio of __________
  17. most of the elements on the periodic table occur as ______ at room tempertaure.
  18. matter is made up of....
  19. elements ______ be broken down into simpler type of matter
  20. how many electrons can the 3rd energy ring hold up too.
  21. what state of matter does iron appear at room temprature
  22. dot structure only shows the elements symbol and it's outer most electron shell
  23. model what shows all of the particles in the atom

42 Clues: lightest non-metal • matter is made up of.... • energy rings contain what • what do neutrons have none of • metals another name for group 5 • electrons have _________ charge • a horizontal row on a period table • many of the non metals and hydrogen • where are protons and neutrons found • ________ consist of only kind of atom • the heaviest metal on the periodic table • ...

Chemistry 2018-11-12

Chemistry crossword puzzle
Across
  1. Numerical prefix for five
  2. amount of mass in a given volume
  3. often liquid or gas at room temperature (Also solid sometimes), not shiny, don't conduct electricity(insulator), not ductile or malleable
  4. Can be easily separated
  5. Numerical prefix for three
  6. Numerical prefix for four
  7. Chemical combination of two or more elements in a specific ratio
  8. Cannot be separated easily
  9. Shininess of a substance
  10. pounded or rolled into sheets
  11. Substances that are made up of only one type of atom and cannot be broken down
  12. ability to dissolve into another
Down
  1. Solid at room temperature, Malleable(Often), Have lustre, Conduct electricity and have ductility
  2. The most stable and unreactive, it can make new substances sometimes
  3. conduct electricity or heat
  4. 7 Rows (Horizontal)
  5. substance that is made up of one type of matter and has a unique set of characteristics. You cannot separate them into different substances.
  6. made up of two or more types of matter and can be separated
  7. A table that is used to organize elements
  8. kind of change when a material changes state, (or appearance), but does not change composition. This process is reversible.
  9. 18 columns (Verticle)
  10. kind of change when two or more substances react to form a new substance (the new substance has different properties from the original). This process is not reversible.
  11. Numerical prefix for two
  12. Numerical prefix for one
  13. an atom or group of atoms that has become electrically charged because it has lost or gained electrons.

25 Clues: 7 Rows (Horizontal) • 18 columns (Verticle) • Can be easily separated • Shininess of a substance • Numerical prefix for two • Numerical prefix for one • Numerical prefix for five • Numerical prefix for four • Numerical prefix for three • Cannot be separated easily • conduct electricity or heat • pounded or rolled into sheets • amount of mass in a given volume • ...

Chemistry 2018-04-03

Chemistry crossword puzzle
Across
  1. Neutrons being converted into protons occurs in ______ decay.
  2. The particle that is released in radioactive decay which is identical to a helium nucleus.
  3. Generally found on the right side of the periodic table.
  4. A collection of atoms or molecules of the same kind.
  5. The horizontal rows of the periodic table.
  6. Subatomic particle with a positive charge.
  7. The outer shell electrons that can participate in chemical bonding.
  8. Found in Group 6 Period 3.
  9. 2 or more elements chemically combined.
  10. A charged particle.
  11. Variants of a particular chemical element which differ in neutron number.
  12. Subatomic particle with no charge.
  13. Name of the group of gasses that are the most stable due to having the maximum amount of valence electrons their outer shell can hold.
Down
  1. The smallest constituent unit of ordinary matter that has the properties of a chemical element.
  2. The most abundant element in the universe.
  3. Generally found on the left side of the periodic table.
  4. 2 or more atoms chemically joined together.
  5. If an atom has an unstable nucleus it is __________.
  6. Subatomic particle with a negative charge.
  7. Element with atomic number 8.
  8. The vertical columns of the periodic table.

21 Clues: A charged particle. • Found in Group 6 Period 3. • Element with atomic number 8. • Subatomic particle with no charge. • 2 or more elements chemically combined. • The most abundant element in the universe. • Subatomic particle with a negative charge. • The horizontal rows of the periodic table. • Subatomic particle with a positive charge. • ...

Chemistry 2013-05-09

Chemistry crossword puzzle
Across
  1. number of protons in nucleus
  2. smallest indivisible part of an element
  3. formed when a metal gives 1+ electrons to a non-metal so they both have full outer shells
  4. more reactive halogens........ less reactive ones
  5. giant ionic crystal
  6. simple covalent substance (CH4)
  7. group 7
  8. formed when metals become cations in a sea of electrons
  9. smallest mass and orbit the nucleus of an atom
  10. 2+ atoms covalently bonded together
  11. positive ion
  12. group 0
  13. columns in periodic table
Down
  1. elements that exist as 2 atoms
  2. burns red when in contact with air/oxygen
  3. metals which form coloured compounds and complex ions
  4. group 2
  5. rows in periodic table
  6. table with all atoms in it
  7. these forces are weak between covalent molecules
  8. 2+ atoms chemically joined together
  9. formed when 2+ atoms share electrons
  10. halogen ion
  11. noble gases are very ........
  12. poor conductor low melting point
  13. giant covalent structure, hardest substance known to man
  14. group 1
  15. formed by gain or loss of electrons
  16. good conductor, high melting point
  17. made up of 1 type of atom only
  18. total mass of protons and neutrons in an atom

31 Clues: group 2 • group 7 • group 1 • group 0 • halogen ion • positive ion • giant ionic crystal • rows in periodic table • columns in periodic table • table with all atoms in it • number of protons in nucleus • noble gases are very ........ • elements that exist as 2 atoms • made up of 1 type of atom only • simple covalent substance (CH4) • poor conductor low melting point • ...

CHEMISTRY 2013-07-25

CHEMISTRY crossword puzzle
Across
  1. transition elements and it is in the middle of the periodic table
  2. mass of substance per unit volume
  3. wherein substance can believe as acid or base at the same time
  4. refers to the number of protons equal to number of electrons
  5. Group or family
  6. constant composition precision smallest estimated value
  7. form strong bases
  8. very stable and not reactive
  9. a pure substance that cannot be broken down into simpler substance by a chemical reaction
  10. refers us to the number of exact digits plus one digit which is estimated
  11. responsible if condition is maintained
  12. all molecular motion are dead
  13. a measure of the full of gravity of the earth in a body
  14. amount of matter in an object
  15. combining of two or more elements in definite combination or ratio
  16. a miniature solar system
Down
  1. retain only 1 uncertain digit
  2. number plus unit correct of significant figure
  3. good element of a body
  4. expansion due to increase kinetic energy of molecule
  5. organized, systematic arrangement of known elements based on INCREASING atomic number
  6. a negatively charged subatomic particle
  7. distance from the nucleus to the last level
  8. rare earth elements
  9. smallest exact digit or line which is taken directly from device
  10. salt-form
  11. left side of the periodic table
  12. building blocks of element
  13. smallest estimated value
  14. right side of the periodic table

30 Clues: salt-form • Group or family • form strong bases • rare earth elements • good element of a body • smallest estimated value • a miniature solar system • building blocks of element • very stable and not reactive • retain only 1 uncertain digit • all molecular motion are dead • amount of matter in an object • left side of the periodic table • right side of the periodic table • ...

Chemistry 2013-07-25

Chemistry crossword puzzle
Across
  1. is a basic, ionic salt of an alkali metal or alkaline earth metal chemical element.
  2. are atoms of the same element, having same atomic number but different atomic masses due to the difference in the number of neutrons present.
  3. has no charge
  4. A measure of the rate at which a defined amount of matter
  5. is a way to measure how tightly packed an object is. Denser objects have less empty space in them
  6. name the measure of one-dimensional objects
  7. The act or state of being changed from one unit into another
  8. positively charge
  9. is a measure of the thermal energy given off by moving particles
  10. The ability of a measurement to match the actual value of the quantity being measured
  11. current (from Latin tellūs, "earth"), or Earth current, is an electric current which moves underground or through the sea
  12. is an atom or molecule in which the total number of electrons is not equal to the total number of protons
  13. number the number of protons in the nucleus of an atom of an element
  14. is a positively charged ion. Thus it has fewer electrons than protons. It is also attracted to the cathode in the process of electrolysis
  15. system is a system of measurement in a decimal form (each successive unit of measure is 10 times larger or smaller than the preceding unit). Its name is from the Greek (métron, to measure).
  16. the amount of space an object takes up.
  17. basic unit of an
Down
  1. The halogens or halogen elements (/ˈhælədʒɨn/) are a group in the periodic table consisting of five chemically related elements, fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine
  2. are the elements found along the stair-step line that distinguishes metals from non-metals
  3. Close, careful conformity to a convention, pattern, or objective standard in minute detail.
  4. refering to minutes , seconds hours
  5. is the process observing and recording the observations that are collected as part of a research effort.
  6. the force that gravitation exerts upon a body
  7. gravity the ratio of the density of a substance
  8. negatively charge
  9. table is a tabular arrangement of the chemical elements, organized on the basis of their atomic numbers, electron configurations and etc.
  10. measurement is a definite magnitude of a physical quantity, defined and adopted by convention or by law, that is used as a standard for measurement
  11. metals comprise, at minimum, those metallic chemical elements which have historically been used as components in alloys used to mint coins.
  12. good conductor of heat and electricity
  13. the quantitative measure of inertia

30 Clues: has no charge • basic unit of an • negatively charge • positively charge • refering to minutes , seconds hours • the quantitative measure of inertia • good conductor of heat and electricity • the amount of space an object takes up. • name the measure of one-dimensional objects • the force that gravitation exerts upon a body • gravity the ratio of the density of a substance • ...

Chemistry 2013-05-24

Chemistry crossword puzzle
Across
  1. a substance that speeds up a chemical reaction without being permanently altered
  2. force exerted by a gas on a surface
  3. amount of a substance that will dissolve in a given quantity of a solvent at a given temperature
  4. a type of reaction that absorbs heat
  5. the measure of movement of heat energy
  6. solutions that conduct electricity due to ions
  7. amount of heat required to raise the temperature of one gram of water one degree
  8. a type of reaction that gives off heat
  9. the negatively charged part of an atom
  10. negative ion
  11. mass per unit volume
  12. state of matter that has no definite shape and no definite volume
  13. state of matter that has a definite shape and definite volume
  14. positive ion
Down
  1. a substance made up of one kind of atom
  2. the ability to do work or produce heat
  3. insoluble solid that is produced when two salt solutions are reacted
  4. the measure of how close measurements are to one another
  5. heat energy
  6. what is doing the dissolving
  7. solutions that do not ocnduct electricity
  8. instrument that measures atmospheric pressure
  9. molar concentration (M)
  10. a substance made up of two more more elements chemically combined
  11. a test to prove or disprove a hypothesis
  12. an insulated device that is designed to trap heat energy
  13. the new substances produced by a chemical reaction
  14. disorder
  15. the measure of how close a measurement is to the actual value
  16. atoms or compounds that have a positive or negative charge as a result of gaining or losing electrons
  17. the way of measuring concentration (m)
  18. state of matter that has no definite shape but definite volume
  19. the substance that starts a chemical reaction
  20. what is being dissolved

34 Clues: disorder • heat energy • negative ion • positive ion • mass per unit volume • molar concentration (M) • what is being dissolved • what is doing the dissolving • force exerted by a gas on a surface • a type of reaction that absorbs heat • the ability to do work or produce heat • the measure of movement of heat energy • a type of reaction that gives off heat • ...

Chemistry 2013-06-13

Chemistry crossword puzzle
Across
  1. how poisonous a substance is
  2. a row across the periodic table
  3. the ability of a substance to catch fire
  4. a characteristic or feature of a substance
  5. the ability of a substance to be drawn into wire4s
  6. occurs when a substance changes to produce a new substance
  7. a substance used up in a chemical reaction
  8. a particle in which two or more atoms of different non-metal elements are chemically bonded together
  9. both a philosophy and ancient practice of science; alchemists attempted to turn base elements into preciou metals and to create a substance that would provide immortality
  10. the breakdown of a metallic substance due to a chemical reaction with substances in the environment, such as oxygen and water
  11. a green patina caused by the reaction of copper with air or sea water over a long period of time
  12. a large molecule made up of small repeating subunits chemically bonded together
  13. occurs when the form of a substance changes, but the kind of substance remains the same; foe example, a change of state and dissolving
  14. a molecule consisting of two atoms ('di-' meaning 'two'; 'atomic' meaning 'atom')
  15. a substance made up of the same type of particle
Down
  1. a plastic made from starch derived from plants such as corn and potato
  2. the properties of substance that can be observed or examined without changing the composistion of a substance
  3. the ability of a substance to transfer electricity: good electrical conductors transfer electricity well; poor electrical conductors (insulaters) transfer electricity poorly
  4. a particle in which two or more atoms of the same non-metal elements are chemically bonded together
  5. a column down the periodic table
  6. does not break down
  7. the properties that show how a substance reacts when combined with other substances
  8. a letter (or letters)of the alphabet used to represent an atom of a specific element
  9. the ability of a substance to transfer heat: good heat conductors transfer well; poor heat conductors (insulators) transfer heat poorly
  10. how shiny a material is
  11. a pure substance made up of only one type of atom; cannot be broken down into a simpler substance
  12. a collection of symbols and numbers that represents the number of atoms in a particle of an element or compound
  13. the ability of a substance to bend or be hammered into different shapes
  14. a new substance produced in a chemical reaction
  15. when the chemical make-up of a substance changes, and a new substance or substances sre formed
  16. a pure substance made up of two or more different atoms chemically bonded together
  17. a compound produced when iron reacts with oxygen and water in the atmoshere
  18. a substance made up of different types of particle, physically combined

33 Clues: does not break down • how shiny a material is • how poisonous a substance is • a row across the periodic table • a column down the periodic table • the ability of a substance to catch fire • a characteristic or feature of a substance • a substance used up in a chemical reaction • a new substance produced in a chemical reaction • ...

Chemistry 2013-06-13

Chemistry crossword puzzle
Across
  1. (two words)a letter (or letters) of the alphabet used to represent an atom of a specific chemical element
  2. a characteristic or fearure of a substance
  3. a pure substance made up of two or more different atoms chemically bonded together
  4. a row across the periodic table
  5. how poisonous a substance is
  6. (four words)a particle in which two or more atoms of different non-mental elements are chemically bonded together
  7. (two words)occurs when the form of a substance changes
  8. (two words)when the chemical make-up of a substance changes, and a new substance or substances formed
  9. (two words) the abililty of a substance to transfer heat
  10. the ability of a substance to catch fire
  11. a pure substance made up of only one type of atom; cannot be broken down into a similar substance
  12. (two words)the properties of substance that can be observed or examined without changing the composition of a substance
  13. (two words)a collection of symbols and numbersthat represents the number of atoms in a particle of an element or compound
  14. how shiny a material is
  15. (two words)the properties that show how a substance reacts when combined with other substances
  16. doesn't break down
  17. (two words)occurs when a substance changes to produce a new substance
  18. the ability of a substance to bend or be hammered into different shapes
  19. (two words)a substance made up of the same type of particle
  20. a substance used up in a chemical reaction
  21. a molecule consisting of two atoms
Down
  1. (four words)a particle in which two or more atoms of the same non-mental element are chemically bonded together
  2. capable of decomposing by the action of micro-organisms
  3. a new substance produced in a chemical reaction
  4. a patina caused by the reation of copper with air or sea water over a long period of time
  5. the breakdown of a metallic substance due to a chemical reaction with substances in the environment, such as oxygen and water
  6. (two words) the ability of a substance to transfer electricity
  7. a column down the periodic table
  8. both a philosophy and ancient practice of science
  9. a large molecule made up of small repeating subunits chemically bonded together
  10. a substance made up of different types of particle, physically combined
  11. the ability of a substance to be drawn into wires
  12. a compound produced when iron reacts with oxygen and water in the atmosphere
  13. a plastic made from starch derived from plants such as corn and potato

34 Clues: doesn't break down • how shiny a material is • how poisonous a substance is • a row across the periodic table • a column down the periodic table • a molecule consisting of two atoms • the ability of a substance to catch fire • a characteristic or fearure of a substance • a substance used up in a chemical reaction • a new substance produced in a chemical reaction • ...

CHEMISTRY 2013-07-26

CHEMISTRY crossword puzzle
Across
  1. building blocks of the nucleon
  2. quantum no. that describes the orientation of the electron wave in space
  3. anything that has mass and occupies volume
  4. equal to the number of energy level
  5. poor conductors of heat and electricity
  6. an operator with the least number of significant figures
  7. equal to the mass of substance per unit volume
  8. 2 phases or more mixture
  9. negative proton
  10. the said that the electron orbit is circular
  11. quantum no. that describes the shape of the electron wave
  12. distance of the nucleus from the last energy level
  13. positive electron
  14. 10 x f.u.
  15. equal to the number of electron in the outermost shell
  16. smallest estimated reading/value
  17. measure of the gravitational pull of the earth on a body
Down
  1. can be drawn into wire
  2. particle responsible for chemical reactions
  3. can be hammered
  4. substance consisting of 2 or more components
  5. he created the modern periodic table
  6. they are shiny, luster, and sheen
  7. 3 elements in a group with the same properties
  8. 1/1000000 x f.u.
  9. smallest region of space
  10. amount of matter in a body
  11. the lowest possible temperature
  12. consists of positively charged nucleus at the center; surrounded by negatively charged particle
  13. has mass and moves in a simple manner
  14. a particle inside a nucleus

31 Clues: 10 x f.u. • can be hammered • negative proton • 1/1000000 x f.u. • positive electron • can be drawn into wire • 2 phases or more mixture • smallest region of space • amount of matter in a body • a particle inside a nucleus • building blocks of the nucleon • the lowest possible temperature • smallest estimated reading/value • they are shiny, luster, and sheen • ...

Chemistry 2013-09-12

Chemistry crossword puzzle
Across
  1. As
  2. rusts easily
  3. white and chalky
  4. 95
  5. has mass and takes up space
  6. larger portion in a solution
  7. found in bananas
  8. pH lower than 7
  9. 6.02 times 10 to the 23rd power
  10. makes table salt with chlorine
  11. Es
  12. Ag
  13. alloys well with steel
  14. form of matter that has a fixed volume and mass
  15. mixture that is not uniform in composition
  16. Sb
  17. measure of space occupied by a sample of matter
  18. burns with a white hot flame
  19. any part of a sample with uniform composition and properties
  20. lightest element
  21. matter that has a uniform and definite composition
  22. Rn
  23. a homogenous mixture
  24. smaller portion in a solution
  25. 92
Down
  1. 50
  2. oldest artificial sweetener. made by someone looking for more uses of coal tar
  3. Co
  4. a major export of Arkansas
  5. deals with mechanisms, rate, and energy transfer when matter undergoes a change
  6. amount of matter in an object
  7. focuses on composition of matter
  8. has definite shape, volume, and mass
  9. 59
  10. process that separates a solid from a liquid
  11. form of matter that has no definite shape, volume, and mass
  12. basis for computer industry
  13. study of substances not containing carbon
  14. depends on type of matter
  15. a physical blend of two or more substances
  16. process used to separate components using differences in boiling points
  17. area of chemistry that focuses on processes inside organisms
  18. mixture that is uniform in composition
  19. the gaseous state of a substance that is normally solid or liquid at room temperature
  20. used for breathing, very flammable
  21. depends on amount of matter
  22. C
  23. 36
  24. Au
  25. pH higher than 7
  26. study of compounds containing carbon

51 Clues: C • 50 • As • Co • 95 • 59 • Es • Ag • Sb • 36 • Au • Rn • 92 • rusts easily • pH lower than 7 • white and chalky • found in bananas • lightest element • pH higher than 7 • a homogenous mixture • alloys well with steel • depends on type of matter • a major export of Arkansas • has mass and takes up space • basis for computer industry • depends on amount of matter • larger portion in a solution • burns with a white hot flame • ...

chemistry 2013-11-03

chemistry crossword puzzle
Across
  1. contains the dispersed particle and dispersing medium
  2. proposed by Jacques Charles
  3. have definite physical and chemical properties
  4. (quality) "the elements/compounds present".
  5. proposed by Robert Boyle
  6. heat is absorbed
  7. study of substances without carbon.
  8. used as holder or small amount of solution
  9. basic unit of matter
  10. liquids,gases and some solids
  11. the study of matter.
  12. subatomic particles involved in nuclear reactions.
  13. generally solids
  14. holds or pick-up small objects
  15. comparison between unknown quantities using a standard unit
Down
  1. liquid measuring container.
  2. have definite number of atoms and they are chemically combined
  3. discovered the nucleus of the atom
  4. measures volume of solutions
  5. semi conductors
  6. composed of disolved substance
  7. study of carbon containing compound.
  8. (measurable) "how much is present".
  9. used in distillation
  10. measures approximate volume of liquids
  11. exist in two or more phase system
  12. charged elements
  13. proposed the planetary model of the atom
  14. exist in one phase system
  15. stucture,mechanism,theoritical aspects.

30 Clues: semi conductors • heat is absorbed • charged elements • generally solids • used in distillation • basic unit of matter • the study of matter. • proposed by Robert Boyle • exist in one phase system • liquid measuring container. • proposed by Jacques Charles • measures volume of solutions • liquids,gases and some solids • composed of disolved substance • holds or pick-up small objects • ...

Chemistry 2013-11-02

Chemistry crossword puzzle
Across
  1. relates gas temperature to its volume
  2. a compound that has a pH or more than seven; released hydroxide ions in solution, accepts hydrogen ions or releases an electron pair
  3. the change of a liquid to a gas
  4. change from liquid to solid
  5. have no fixed shape; can move around freely
  6. conversion of a liquid to a gas or vapor
  7. describes relationship between pressure of gas and its volume
  8. the change of a gas to a liquid
  9. able to be dissolved in a solute
  10. the measure of how acidic or basic a solution is
  11. the temperature at which a solid becomes a liquid
  12. a chemical reaction between an acid and a base that produces water and a salt
  13. a state of matter in which the object has a definite shape and volume
Down
  1. a transition of matter from one state to another
  2. a fourth state of matter distinct from solid or liquid or gas
  3. no definite shape or volume
  4. the conjugate acid ion that is made during the self-ionization of water
  5. unable or barely able to be dissolved in a solute
  6. the temperature at which a solid becomes a liquid
  7. the minor component in a solution, dissolved in the solvent
  8. the temperature at which a liquid changes to a gas
  9. the liquid in which a solute is dissolved to form a solution
  10. a change directly from the solid to gas without becoming a liquid
  11. a compound that has a pH of less than seven; releases or donates hydrogen ions in solution or accepts an electron pair

24 Clues: no definite shape or volume • change from liquid to solid • the change of a liquid to a gas • the change of a gas to a liquid • able to be dissolved in a solute • relates gas temperature to its volume • conversion of a liquid to a gas or vapor • have no fixed shape; can move around freely • a transition of matter from one state to another • ...

Chemistry 2013-11-05

Chemistry crossword puzzle
Across
  1. molecules that contain carbon except Co2 and HCo3
  2. bitter taste and turns red litmus paper to blue
  3. heat is absorbed
  4. Tentative explanation to a problem
  5. enter into reversible chemical combination with a dissolve molecule ion
  6. is a substance that is being dissolved
  7. Comparison between unknown quantities using a standard unit
  8. positively charged particle
  9. study of matter and changes it undergoes
  10. a substance that tells us that if is an acid or base one color change
  11. three or more elements in a compound
  12. contains the dispersed particle and dispersing mixture
  13. negatively charged particle
Down
  1. force exerted by gas molecules in a given area
  2. it is a charge elements
  3. number of mole of a substance in a solution for each mole
  4. a positively charged element
  5. two elements from a single compound
  6. average kinetic energy of the gas particles
  7. neutralization reaction
  8. is a substance that is dissolved
  9. a homogeneous mixture of two or more substance
  10. according to him matter is composed of tiny invisible particles called "atomos"
  11. it is the basic unit of matter
  12. amount of any substance that contains avogadro's number of particles
  13. sour taste and turns blue litmus paper to red
  14. heat is released in a form of radiant energy
  15. compounds that do not have carbon except Co2 and HCo3
  16. a hard and malleable material

29 Clues: heat is absorbed • it is a charge elements • neutralization reaction • positively charged particle • negatively charged particle • a positively charged element • a hard and malleable material • it is the basic unit of matter • is a substance that is dissolved • Tentative explanation to a problem • two elements from a single compound • three or more elements in a compound • ...

Chemistry 2013-12-07

Chemistry crossword puzzle
Across
  1. a variable whose variation does not depend on that of another.
  2. a part or aspect of something abstract.
  3. firm and stable in shape.
  4. an airlike fluid substance which expands freely to fill any space available.
  5. the measurement or extent of something from end to end.
  6. a group of atoms bonded together, representing the smallest unit of a chemical compound that can take part in a chemical reaction.
  7. branch of science that deals with identification of 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.
  8. variable whose value depends on that of another.
  9. a stable subatomic particle with a charge of negative electricity, found in all atoms and acting as the primary carrier of electricity in solids.
Down
  1. relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  2. a proposed explanation made on the basis of limited evidence.
  3. energy that a body possesses by virtue of being in motion.
  4. an amount of space between two things or people.
  5. an electron in the outer shell of an atom which can combine with other atoms to form molecules.
  6. safety precautions taken to prevent injury in laboratories.
  7. study of the structure and behavior of the physical and natural world through observation and experiment.
  8. a large body of matter with no definite shape.
  9. having a consistency like that of water or oil.
  10. physical substance in general, as distinct from mind and spirit that which occupies space and possesses rest mass.
  11. the amount of space that a substance or object occupies.

20 Clues: firm and stable in shape. • a part or aspect of something abstract. • a large body of matter with no definite shape. • having a consistency like that of water or oil. • an amount of space between two things or people. • variable whose value depends on that of another. • the measurement or extent of something from end to end. • ...

Chemistry 2014-02-18

Chemistry crossword puzzle
Across
  1. the chemical element of atomic number 72
  2. a concentration unit, defined to be the number of moles of solute divided by the number of liters of solution.
  3. Usually the term is applied to an ionic compound produced by reacting an acid with a base.
  4. an optical instrument used for viewing very small objects
  5. An expression which states the number and type of atoms present in a molecule of a substance.
  6. chemical element with symbol Cn and atomic number 112. It is an extremely radioactive synthetic element that can only be created in a laboratory
  7. chemical element is a measure of the size of its atoms
  8. hold the test tubes and keep them in a secure position without being held by hand
  9. to heat material for experiments
  10. used to hold the test tube
  11. the forces between particles that are caused by their electric charges.
  12. Father of Science
  13. abbreviation of Iron
  14. chemical element with symbol Ba and atomic number 56
  15. the chemical element of atomic number 86
Down
  1. the branch of science that deals with the identification of the substances of which matter is composed
  2. a balance consisting of a lever with two equal arms and a pan suspended from each arm
  3. They may be represented by X + Y → XY Combination reactions are usually exothermic.
  4. has a definite volume, it does not have a definite shape.
  5. chemical element with symbol Hs and atomic number 108, named in honor of the German state of Hesse
  6. an atom or molecule is defined as the amount of energy released when an electron is added to a neutral atom
  7. physical substance in general, as distinct from mind and spiri
  8. a lipped cylindrical glass container for laboratory use.
  9. a unit of concentration, defined to be equal to the number of moles of solute divided by the number of kilograms of solvent.
  10. the chemical element of atomic number 52
  11. state of matter consisting of particles that have neither a defined volume nor defined shape.
  12. measuring and indicating temperature
  13. able to dissolve other substances
  14. a chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind.
  15. a chemical species that donates electrons or hydroxide ions or that accepts protons.

30 Clues: Father of Science • abbreviation of Iron • used to hold the test tube • to heat material for experiments • able to dissolve other substances • measuring and indicating temperature • the chemical element of atomic number 72 • the chemical element of atomic number 52 • the chemical element of atomic number 86 • chemical element with symbol Ba and atomic number 56 • ...

chemistry 2013-11-07

chemistry crossword puzzle
Across
  1. composed of positive and negative ions that are combined so that the numbers of positive and negative charges are equal
  2. a covalent bond in which one pair of electrons is shared between two atoms
  3. indicates the kind number arrangment and bonds but not the unshared pairs of the atoms in a molecule
  4. simplest collection of atoms from which an ionic compound formula can be established
  5. the energy required to break a chemical bond and formal neutral isolated atoms
  6. a charged group of covalently bonded atoms
  7. intermolecular attractions resulting from the constant motion of electrons and the creation of instantaneouse dipoles
  8. results from the sharing of electron pairs between to atoms
  9. the mixing of two or more atomic orbitals of similar energies on the same atom to produce a new hybrid atomic orbitals of equal energies
  10. shows the type and numbers of atoms combined in a single molecule of a molecular compound
  11. the repulsion between the sets of valence level electrons surrounding an atom causes these sets to be oriented as far as possible
  12. and triple bonds
  13. the intermolecular force in which a hydrogen atom that is bonded to a highly electronegative atom is attracted to an unshared pair of electrons of an electronegative atom in a nearby molecule
Down
  1. refers to bonding in molecules or ions that cannot be correctly represented by a single lewis structure
  2. atomic symbols represent nuclei and inner shell electrons dot pairs or dashes between two atomic symbols represent electron pair in covalent bonds and dots adjacent to only one atomic symbol represent unshared electrons
  3. an uneven distribution of charge
  4. a chemical compound whose simplest units are molecules
  5. the ability of a substance to be drawn or pulled or extruded through a small opening to produce a wire
  6. chemical bonding that results between cations and anions
  7. created by equla but opposite charges that are seperated by a short distance
  8. represented by placing dots around a particular element
  9. the energy released when one mole of an ionic crystalline compound is formed from gaseious ions
  10. a covalent in which the bonding electrons are shared equally by the bonded atoms resulting in a balanced distribution of electrical charge
  11. a covalent bond in which the bonded atoms have an unequal attraction for the shared electrons
  12. orbitals of equal energy produced by the combination of two or more orbitals on the same atom
  13. a mutual electrical attraction between the nuclei and valance electrons of different atoms that bind atoms together
  14. chemical bonding that results from the attraction between metal atoms and surrounding sea of electrons
  15. indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts
  16. the ability of a substance to be hammered or beaten into this sheets
  17. a neutral group of atoms that are held together by covalent bonds

30 Clues: and triple bonds • an uneven distribution of charge • a charged group of covalently bonded atoms • a chemical compound whose simplest units are molecules • represented by placing dots around a particular element • chemical bonding that results between cations and anions • results from the sharing of electron pairs between to atoms • ...

chemistry 2013-11-07

chemistry crossword puzzle
Across
  1. composed of positive and negative ions that are combined so that the numbers of positive and negative charges are equal
  2. a covalent bond in which one pair of electrons is shared between two atoms
  3. indicates the kind number arrangment and bonds but not the unshared pairs of the atoms in a molecule
  4. simplest collection of atoms from which an ionic compound formula can be established
  5. the energy required to break a chemical bond and formal neutral isolated atoms
  6. a charged group of covalently bonded atoms
  7. intermolecular attractions resulting from the constant motion of electrons and the creation of instantaneouse dipoles
  8. results from the sharing of electron pairs between to atoms
  9. the mixing of two or more atomic orbitals of similar energies on the same atom to produce a new hybrid atomic orbitals of equal energies
  10. shows the type and numbers of atoms combined in a single molecule of a molecular compound
  11. the repulsion between the sets of valence level electrons surrounding an atom causes these sets to be oriented as far as possible
  12. and triple bonds
  13. the intermolecular force in which a hydrogen atom that is bonded to a highly electronegative atom is attracted to an unshared pair of electrons of an electronegative atom in a nearby molecule
Down
  1. refers to bonding in molecules or ions that cannot be correctly represented by a single lewis structure
  2. atomic symbols represent nuclei and inner shell electrons dot pairs or dashes between two atomic symbols represent electron pair in covalent bonds and dots adjacent to only one atomic symbol represent unshared electrons
  3. an uneven distribution of charge
  4. a chemical compound whose simplest units are molecules
  5. the ability of a substance to be drawn or pulled or extruded through a small opening to produce a wire
  6. chemical bonding that results between cations and anions
  7. created by equla but opposite charges that are seperated by a short distance
  8. represented by placing dots around a particular element
  9. the energy released when one mole of an ionic crystalline compound is formed from gaseious ions
  10. a covalent in which the bonding electrons are shared equally by the bonded atoms resulting in a balanced distribution of electrical charge
  11. a covalent bond in which the bonded atoms have an unequal attraction for the shared electrons
  12. orbitals of equal energy produced by the combination of two or more orbitals on the same atom
  13. a mutual electrical attraction between the nuclei and valance electrons of different atoms that bind atoms together
  14. chemical bonding that results from the attraction between metal atoms and surrounding sea of electrons
  15. indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts
  16. the ability of a substance to be hammered or beaten into this sheets
  17. a neutral group of atoms that are held together by covalent bonds

30 Clues: and triple bonds • an uneven distribution of charge • a charged group of covalently bonded atoms • a chemical compound whose simplest units are molecules • represented by placing dots around a particular element • chemical bonding that results between cations and anions • results from the sharing of electron pairs between to atoms • ...

Chemistry 2013-11-20

Chemistry crossword puzzle
Across
  1. Particle with positive charge
  2. Example of a giant covalent structure
  3. Fl
  4. Ionic bonds conduct electricity if they are
  5. bonding Bond between two non-metals
  6. Ionic solids conduct electricity if
  7. Covalent bonds share
  8. Metals have.... ions
  9. In the Periodic Table, metals and non metals are separated by a
  10. Metal with Atomic number of 52
  11. electrons In metallic bonding, there is a sea of
  12. Protons and neutrons are located in the
  13. Different number of neutrons but same number of electrons
  14. Particle with no charge
  15. Name of group 7
Down
  1. Regular arrangement of particles
  2. Sodium + chlorine
  3. Non-metals have.... ions
  4. Lithium
  5. Name of group 8
  6. earth metals Name of group 2 metals
  7. Transition metals have... compounds
  8. Particle with negative charge
  9. Liquid element at room temperature
  10. In group 7, size and mass of atoms... down the group
  11. bonding Bond between a metal and a non-metal
  12. Metals conduct
  13. Graphite can be used as a
  14. Everything is made up of millions of
  15. of electron shells Periods in the periodic table tell us

30 Clues: Fl • Lithium • Metals conduct • Name of group 8 • Name of group 7 • Sodium + chlorine • Covalent bonds share • Metals have.... ions • Particle with no charge • Non-metals have.... ions • Graphite can be used as a • Particle with positive charge • Particle with negative charge • Metal with Atomic number of 52 • Regular arrangement of particles • Liquid element at room temperature • ...

Chemistry 2014-03-12

Chemistry crossword puzzle
Across
  1. Atoms tend to gain, lose or share electrons so they have 8 electrons
  2. What types of elements are found in a ionic compound
  3. Dissolve easily in water and other polar solvents
  4. Indicates the relative number of atoms of each kind in chemical compounds
  5. ions can form from isolated atoms and by electron transfer between atoms of different elements
  6. What type of electrons are able to participate in chemical bonds
  7. which elements have stable electron configurations
  8. When different atoms in 2 different compounds trade places
  9. how does the name change in a ionic compound
  10. Ionic compounds that form this structure
  11. is related to the number of valence electrons on the atom
Down
  1. an attraction between atoms that allows the formation of chemical substances that contain two or more atoms
  2. An atom with more or less electrons than protons
  3. drawing that shows valence electron movement between atoms
  4. Number assigned to an element in chemical combination that represents the number of electrons lost
  5. an electron moves from an atom or a chemical species to another atom or chemical species
  6. valence of an ion is the coefficient that, when multiplied by the elementary charge, gives the ion's charge.
  7. Metals lose their valence electrons to form positive ions
  8. the energy required to completely remove an electron from a gaseous atom or ion.
  9. When one element replaces another on in a compound
  10. Non metals gain valence electrons to form negative ions
  11. 2 or more elements or compounds combine to make a more complex substance
  12. Compounds break down into simpler substances
  13. formation formed between ions with opposite charges

24 Clues: Ionic compounds that form this structure • Compounds break down into simpler substances • how does the name change in a ionic compound • An atom with more or less electrons than protons • Dissolve easily in water and other polar solvents • When one element replaces another on in a compound • which elements have stable electron configurations • ...

Chemistry 2014-06-05

Chemistry crossword puzzle
Across
  1. Zn
  2. S
  3. F
  4. H
  5. Mg
  6. Si
  7. Au
  8. B
  9. I
  10. Be
  11. Ni
  12. Al
  13. Ca
  14. He
  15. Ne
Down
  1. K
  2. Fe
  3. Cl
  4. Na
  5. P
  6. N
  7. Ag
  8. O
  9. Sn
  10. Pt
  11. Li
  12. C
  13. Cu
  14. Pb

29 Clues: K • S • P • F • H • N • O • B • I • C • Fe • Zn • Cl • Na • Ag • Mg • Si • Au • Sn • Pt • Be • Ni • Al • Li • Ca • Cu • Pb • He • Ne

CHEMISTRY 2014-07-19

CHEMISTRY crossword puzzle
Across
  1. / is the name of the force exerted on an object due to the acceleration of gravity.
  2. / amount of matter in a body
  3. / is anything that has mass and occupies space.
  4. / a column in the periodic table
  5. / process of comparing something with a standard.
  6. / refers to the smallest estimated value taken directly from the device.
  7. / refers to the smallest exact value taken directly from the device.
  8. / a row in the periodic table
  9. / an element located in group 2A of periodic table.
  10. / an element contained in one of the 10 columns in the periodic table
  11. / modern periodic table
  12. / is a quantity that compares the density of a substance with the density of water at 4'C
  13. / simplest known substance.
  14. / cannot be broken down into simpler components by ordinary mechanical means; fixed composition
  15. / have properties intermediate between metals and nonmetals.
  16. / uncharged particles
  17. / contains 2 or more components whose composition may be varied.
  18. / atoms of the same elements having a different number of neutrons
  19. / are shiny substance that conduct heat and electricity.
Down
  1. / negatively charged particles
  2. / deals with the study of matter--its composition, properties, and transformations.
  3. / an element located in group 1A.
  4. / number of protons + number of neutrons
  5. / a group consisting of 3 elements with the same properties.
  6. / a compound that contains both a hydrogen atom and a lone pair of electrons so that it can be either an acid or a base.
  7. / is a measure of how hot or cold an object is.
  8. / are poor conductors of heat and electricity.
  9. / is a physical property that relates the mass of a substance to its volume.
  10. / the 1st and 8th element resemble one another in physical & chemical properties.
  11. / positively charged particles

30 Clues: / uncharged particles • / modern periodic table • / simplest known substance. • / amount of matter in a body • / a row in the periodic table • / negatively charged particles • / positively charged particles • / a column in the periodic table • / an element located in group 1A. • / number of protons + number of neutrons • / are poor conductors of heat and electricity. • ...

Chemistry 2014-09-15

Chemistry crossword puzzle
Across
  1. Enzyme names usually end in these three letters
  2. Compounds that contain carbon; found in living things
  3. Protein that transports oxygen in the blood
  4. Main component of plant cell walls
  5. Lipids include oils, waxes, steroids & these
  6. Protein hormone that diabetics lack
  7. Enzyme activity is affected by pH & _____
  8. If enzymes get too hot they do this
  9. Protein that catalyzed biochemical reactions
  10. Plants make sugars through this process
  11. The space on the enzyme where the substrate fits (2 words)
  12. The molecule on which the enzyme acts
Down
  1. Plants store extra sugar as this molecule
  2. Chemical signals that travel in the blood
  3. Enzymes are very specific, like a lock and ___
  4. Animals store extra sugar as this molecule
  5. Nucleic acids are polymers of these
  6. There are made up of glycerol + 3 fatty acids
  7. Proteins that protect your body against infections
  8. Names of these typically end in "-ose"
  9. Main component of cell membranes
  10. Main source of energy in living things
  11. Enzymes lower the amount of ______ needed to break down substrates
  12. Polymers of amino acids
  13. Nucleic acids store & transmit this kind of information

25 Clues: Polymers of amino acids • Main component of cell membranes • Main component of plant cell walls • Nucleic acids are polymers of these • Protein hormone that diabetics lack • If enzymes get too hot they do this • The molecule on which the enzyme acts • Names of these typically end in "-ose" • Main source of energy in living things • Plants make sugars through this process • ...

chemistry 2014-11-06

chemistry crossword puzzle
Across
  1. metalic and non-metalic
  2. metal and non-metal
  3. combination of symbols that represent a compound
  4. horizontal rows on the periodic table
  5. how much an atom weights(amu)
  6. positively charged particals
  7. non-reversible
  8. vertical columns on the periodic table
  9. new substance
  10. reversible
  11. neutral partical in the nucleus of an atom
  12. substances that react with another
Down
  1. group 17 on the periodic table
  2. the number of protons
  3. group 18 in the periodic table
  4. non-metal and non-metal
  5. lost or gain of electrons
  6. cloudy mixture, cannot be separated
  7. absorbs heat
  8. gas or liquid
  9. negative charge
  10. pure substances
  11. workplace hazardous materials info system
  12. combination of two or more elements
  13. releases heat

25 Clues: reversible • absorbs heat • gas or liquid • new substance • releases heat • non-reversible • negative charge • pure substances • metal and non-metal • the number of protons • metalic and non-metalic • non-metal and non-metal • lost or gain of electrons • positively charged particals • how much an atom weights(amu) • group 17 on the periodic table • group 18 in the periodic table • ...

CHEMISTRY 2014-10-28

CHEMISTRY crossword puzzle
Across
  1. elements that are excellent conductors of electricity
  2. what visual evidence proves that gas is created when mixing vinegar and baking soda
  3. the smallest known whole particle
  4. the number of protons in an atom's nucleus
  5. a physical property of when matter starts to change
  6. the process where liquids become vapor
  7. the process where a solid becomes a vapor
  8. a chart of elements
  9. a state of matter in which the molecules are packed tightly together
  10. the number of protons and neutrons in an atom's nucleus
  11. a mixture that is difficult to separate
  12. a process that causes molecules to pack together
  13. matter cannot be created or destroyed
  14. an atom that has gained or lost neutrons
Down
  1. the chemical formula for salt
  2. a substances ability to bend or reshape
  3. a state of matter where atoms are charged, far apart, and moving rapidly
  4. energy cannot be created nor destroyed
  5. gold
  6. an example of a metallic chemical reaction
  7. the process where vapor becomes liquid
  8. what an atom must lose or gain to become charged
  9. matter that does not react
  10. matter that responds when in contact with other matter
  11. a process that causes molecules to move away from each other
  12. a state of matter in which molecules are close but slide by each other
  13. where protons and neutrons are located
  14. a measurement of how slippery matter is
  15. an electrically charged atom
  16. a state of matter where atoms atoms are far apart and move fast

30 Clues: gold • a chart of elements • matter that does not react • an electrically charged atom • the chemical formula for salt • the smallest known whole particle • matter cannot be created or destroyed • energy cannot be created nor destroyed • the process where vapor becomes liquid • the process where liquids become vapor • where protons and neutrons are located • ...

Chemistry 2014-05-16

Chemistry crossword puzzle
Across
  1. A substance composed of one type of atom only
  2. An energy level representing the distance of an electron from the nucleus of an atom.
  3. Vertical column of elements in the periodic table
  4. Separation of a mixture into fractions that differ in boiling points
  5. The number of protons in the nucleus of an atom
  6. Two or more different atoms held together by chemical bonds
  7. The sum of the numbers of protons and neutrons in the nucleus of an atom
  8. A subatomic particle that has a positive charge and that is found in the nucleus of an atom
Down
  1. Sum of the atomic masses of elements in a compound expressed in grams
  2. Negatively charged particle; located outside the atomic nucleus
  3. The process of purifying a liquid by boiling it and condensing its vapors
  4. A table that shows the elements, their atomic number, symbol, and average atomic mass; elements with similar chemical properties are grouped together
  5. The weighted mean mass of an atom of an element compared with one-twelfth of the mass of an atom of carbon-12; average mass of atoms of an element
  6. a technique that separates the components of a mixture on the basis of the tendency of each to travel or be drawn across the surface of another material
  7. A process that separates materials based on the size of their particles
  8. Smallest particle of an element
  9. One of two or more atoms with the same atomic number but with different numbers of neutrons
  10. A substance made up of atoms of two or more different elements joined by chemical bonds
  11. A horizontal row of elements in the periodic table
  12. A subatomic particle that has no charge and that is found in the nucleus of an atom
  13. A substance consisting of two or more substances mixed together but not chemically bonded together

21 Clues: Smallest particle of an element • A substance composed of one type of atom only • The number of protons in the nucleus of an atom • Vertical column of elements in the periodic table • A horizontal row of elements in the periodic table • Two or more different atoms held together by chemical bonds • Negatively charged particle; located outside the atomic nucleus • ...

Chemistry 2014-09-04

Chemistry crossword puzzle
Across
  1. gaseous state of a substance
  2. a homogeneous mixture
  3. mixture that is not uniform in composition
  4. anything with substance and takes up space
  5. process that seperates a solid from a liquid
  6. property that depends on the amount of matter in a sample
  7. process used to seperate components of a mixture using differences in boiling points
  8. carbon based chemicals
  9. form of matter that takes the shape and volume of its container
  10. mechanisms, rates, and energy transfers
  11. physical blend of two or more substances
  12. measure of space occupied by a sample of matter
Down
  1. property that depends on the type of matter in a sample
  2. form of matter that has definite shape and volume
  3. overlap of biology and chemistry
  4. mixture that is uniform in composition
  5. qualifying and quantifying samples
  6. matter that has uniform and definite compisition
  7. noncarbon based chemicals
  8. any part of a sample with uniform compositions and properties
  9. form of matter that flows and has a fixed volume
  10. measure of matter that an object contains

22 Clues: a homogeneous mixture • carbon based chemicals • noncarbon based chemicals • gaseous state of a substance • overlap of biology and chemistry • qualifying and quantifying samples • mixture that is uniform in composition • mechanisms, rates, and energy transfers • physical blend of two or more substances • measure of matter that an object contains • ...

Chemistry 2014-11-04

Chemistry crossword puzzle
Across
  1. Substance made up of only
  2. Oxygen ion air reacts with metal
  3. Liquid to Gas
  4. Positively charged particle in the nucleus of an Atom
  5. Gas to Solid
  6. Anything that has mass and occupies space
  7. Ability of a substance to be dissolved in another
  8. Horizontal row of elements in the periodic table
  9. characteristics used to describe a substance
  10. Most reactive non-metal
  11. Substance that speeds up the chemical reaction
  12. Made up of one or more substances
Down
  1. Solid to Liquid
  2. Organic Catalyst
  3. Chemical reaction that releases energy
  4. Electrically charged atom
  5. Chemical reaction that absorbs energy
  6. New substance produced in a chemical reaction
  7. substance that resists flow of electricity
  8. Liquid to Solid
  9. Most reactive metal
  10. Material changes state but not composition
  11. Chemical reaction, oxygen reacts with a substance
  12. Solid that can be stretched into a long wire
  13. A substance that reacts with another substance to create a new substance
  14. Workplace Hazardous Materials Information System

26 Clues: Gas to Solid • Liquid to Gas • Solid to Liquid • Liquid to Solid • Organic Catalyst • Most reactive metal • Most reactive non-metal • Substance made up of only • Electrically charged atom • Oxygen ion air reacts with metal • Made up of one or more substances • Chemical reaction that absorbs energy • Chemical reaction that releases energy • Anything that has mass and occupies space • ...

Chemistry 2014-12-02

Chemistry crossword puzzle
Across
  1. State of matter with no specific volume or shape
  2. what is the name of elements that are combined
  3. all the electrons in the very way outside energy level
  4. what is a person called that mixes chemicals
  5. if the atom has gained protons what do we call it
  6. how much mass is in a certain volume of matter
  7. potential for hydrogen
  8. when two or more chemical substances interact
  9. whether or not something can be made in to a wire
  10. a property of something that can bend without breaking
  11. what help scientists identify stuff
  12. if the atom has gained electrons what do we call it
  13. when atoms get hot enough they do this
Down
  1. replace matter with another type of matter
  2. the thickness or resistance to flow in a fluid
  3. what state of mater is free flowing
  4. the atomic mass minus the protons equals
  5. what are elements that come from the earth
  6. the chemical opposite of an acid
  7. a property that helps you tell real gold from fool’s gold
  8. anything that mass
  9. conducts electricity and ruins metal
  10. what is the study of matter
  11. what are the names of the crystals that are more valuable than others
  12. a property of something that can change into a different shape without breaking
  13. whenever atoms are sharing electrons
  14. point when a gas turns into a liquid what do we call this
  15. what is the name for repeating parts
  16. when an atom has eight electrons it’s an outer shell
  17. the amount of something takes

30 Clues: anything that mass • potential for hydrogen • what is the study of matter • the amount of something takes • the chemical opposite of an acid • what state of mater is free flowing • conducts electricity and ruins metal • what is the name for repeating parts • what help scientists identify stuff • whenever atoms are sharing electrons • when atoms get hot enough they do this • ...

chemistry 2015-01-28

chemistry crossword puzzle
Across
  1. Reactions in what take place in the solutions?
  2. Is a material that releases energy when it burns
  3. In the solution brass what is the solvent?
  4. Is the amount of a substance in a given volume.
  5. Is the substance that is present in a solution in a smaller amount and is dissolved by the solvent.
  6. What is a solution that carries sugar dissolved in water to tree cells?
  7. Is a mixture containing small, un-dissolved particles that do not settle out.
  8. Not all mixtures are what?
  9. Is a mixture in which particles can be seen easily separated by setting or filtration.
  10. In many common solutions the solvent is what?
Down
  1. Is a rapid reaction between oxygen and a substance called fuel.
  2. Is the part of a solution present in the largest amount.
  3. Water dissolves so many substances that it is often called what?
  4. If the solute and solvent are both gas what is the solution?
  5. Is a number placed in front of a chemical formula in an equation.
  6. Is anything that has mass and takes up space.
  7. In the solution soda what is the solute?
  8. Solutions can be made from any combination of solids, gases, and what?
  9. Is a mixed mixture that a solvent and at least one solution.
  10. Water and what make a suspension?

20 Clues: Not all mixtures are what? • Water and what make a suspension? • In the solution soda what is the solute? • In the solution brass what is the solvent? • Is anything that has mass and takes up space. • In many common solutions the solvent is what? • Reactions in what take place in the solutions? • Is the amount of a substance in a given volume. • ...

Chemistry 2015-02-23

Chemistry crossword puzzle
Across
  1. A pure substance in which all the atoms are the same
  2. A state of matter in which the substance has definite shape and volume
  3. A substance obtained from one or more other substances as a result of a chemical reaction
  4. The study of matter
  5. A state of matter in which the substance takes the shape of its container
  6. A number of pure substances brought together
  7. original substance is changed to a new substance and cannot easily be recovered
  8. Referring to a solution that is not able to hold anymore solute at that temperature
  9. To change from a liquid to a gaseous state
  10. An element or compound that enters into a chemical reaction
  11. A homogeneous mixture in which the solute is uniformly distributed throughout the solvent
  12. A substance that is dissolved in a solution
Down
  1. The amount of mass in a substance per unit of volume
  2. Force of attraction between the surface of unlike bodies such as a solid and a liquid
  3. The force of attraction between the particles of a substance
  4. The smallest part of a compound that can exist and still retain the properties of that compound
  5. A mixture in which very small particles of a solid remain suspended without dissolving
  6. The process of passing a mixture of a liquid and a solid slowly through paper or other porous substance in order to remove the solid from the mixture
  7. The process of vaporizing and then condensing a liquid
  8. To pour off the top layer without disturbing the layers or sediment below
  9. A pure substance containing two or more elements united chemically
  10. The substance that does the dissolving in a solution
  11. A state of matter in which the substance had definite volume but takes the shape of the container
  12. The smallest part of an element that can exist and still retain the characteristics of that element

24 Clues: The study of matter • To change from a liquid to a gaseous state • A substance that is dissolved in a solution • A number of pure substances brought together • The amount of mass in a substance per unit of volume • A pure substance in which all the atoms are the same • The substance that does the dissolving in a solution • ...

Chemistry 2021-10-03

Chemistry crossword puzzle
Across
  1. negatively charged particles
  2. partially positive and partially negative areas on a molecule due to an unequal sharing of electrons
  3. leads to surface tension
  4. number of protons in an element
  5. allows for capillary action
  6. used to observe and describe matter
  7. water is ____ dense as a solid than as a liquid
  8. bond where atoms transfer electrons from one to another (forms ions)
  9. molecule made of two hydrogen atoms and one oxygen atom
  10. does not dissolve in water
  11. atoms tend to gain, lose, or share electrons so to have ___ electrons in their outer shell
Down
  1. part of every atom, contains protons (p+) and neutrons (n)
  2. high pH, [OH-] ions in solution
  3. number of protons and neutrons in an atom
  4. Substances made of two or more kinds of atoms combined in definite proportions
  5. in a solution, this is what does the dissolving
  6. positively charged particles
  7. low pH, [H+] ions in solution
  8. describes matters "potential" to undergo some chemical change or reaction based on what elements, electrons, and bonding are present
  9. vertical columns in the periodic table
  10. water has a ___ heat of vaprization (specific heat)
  11. in a solution, this is what is being dissolved
  12. particles that carry NO charge
  13. will determine if something is an acid or a base and/or measure the pH by changing color
  14. horizontal rows in the periodic table
  15. does dissolve in water
  16. bond where atoms share electrons

27 Clues: does dissolve in water • leads to surface tension • does not dissolve in water • allows for capillary action • negatively charged particles • positively charged particles • low pH, [H+] ions in solution • particles that carry NO charge • high pH, [OH-] ions in solution • number of protons in an element • bond where atoms share electrons • used to observe and describe matter • ...

Chemistry 2021-09-21

Chemistry crossword puzzle
Across
  1. (Na)
  2. a positively charged ion
  3. krypton, xenon, and
  4. fluorine, chlorine, bromine, iodine, and
  5. something not
  6. shell of the atom
  7. to attract a bonding pair of electrons
  8. molecule with a net electric charge
  9. substances characterized by high electrical and
  10. the distance between the nuclei
  11. table of the chemical elements
  12. hydrogen (H), lithium
  13. a measure of the tendency of an
  14. a column of elements in the
  15. a negatively charged ion
  16. helium, neon,
Down
  1. any process by which electrically
  2. helium, lithium, beryllium, boron, carbon, nitrogen, oxygen, and fluorine
  3. atomic numbers show a periodic variation of
  4. invented periodic table
  5. the successive occupation of the orbitals in a
  6. charged atoms
  7. structure and of most of their properties
  8. atoms or molecules are converted to
  9. those of metals and solid nonmetals or
  10. titanium, copper, nickel, silver, platinum, and gold
  11. the elements when arranged in the order of
  12. conductivity
  13. element whose properties are intermediate
  14. two identical atoms bonded together

30 Clues: (Na) • conductivity • something not • charged atoms • helium, neon, • shell of the atom • krypton, xenon, and • hydrogen (H), lithium • invented periodic table • a positively charged ion • a negatively charged ion • a column of elements in the • table of the chemical elements • the distance between the nuclei • a measure of the tendency of an • any process by which electrically • ...

chemistry 2021-10-08

chemistry crossword puzzle
Across
  1. a vertical column of elements in the periodic table- can show number of valence electrons.
  2. a group of two or more atoms held together by chemical bonds.
  3. Change a change in matter that cannot be reversed and results in a new substance being formed; signs of chemical change include gas production (bubbles), color change, temperature change, and/or precipitate forms.
  4. in a solution, the substance that dissolves.
  5. an element that has physical and chemical properties of both metals and nonmetals; can be a semi-conductor.
  6. a homogeneous mixture in which one substance completely dissolves in another substance.
  7. hard substance that will break or shatter easily.
  8. elements classified by physical properties that include shininess, malleability, ductility and conductivity.
  9. the smallest component of an element having the chemical properties of the element; smallest unit of matter
  10. Mass total mass of the protons and neutrons in an atom, measured in atomic mass units; number of protons + neutrons
  11. Number the number of protons in the nucleus of an atom.
  12. the elements or compounds produced by a chemical reaction.
  13. a solid that forms during a chemical reaction that takes place in a solution.
Down
  1. Mixture a mixture in which substances are not distributed evenly. (You can see the different parts)
  2. a horizontal row of elements in the periodic table- shows number of electron shells for an element.
  3. Mixture a mixture in which substances are distributed evenly. (You cannot see the different parts)
  4. Change a change in matter that usually can be reversed such as size, shape, or state.
  5. a substance that is present at the beginning of a chemical reaction.
  6. the tendency of a substance to undergo chemical changes.
  7. used to describe a material that can be hammered or beaten into thin sheets.
  8. in a solution, the substance that does the dissolving.
  9. an element that usually is a gas or brittle solid at room temperature, is not malleable or ductile, is a poor conductor of heat and electricity, and typically is dull.
  10. of Conservation of Mass the scientific principle that matter is neither created nor destroyed during a chemical change.
  11. a pure substance that is made up of only one kind of atom
  12. the ability of a substance to be pulled into a wire.
  13. a combination of two or more substances that are not chemically combined.
  14. a pure substance that forms when two or more elements are held together by a chemical bond; Every molecule of a compound is the same.
  15. an atom that has lost or gained an electrons and therefore has an electrical charge.

28 Clues: in a solution, the substance that dissolves. • hard substance that will break or shatter easily. • the ability of a substance to be pulled into a wire. • in a solution, the substance that does the dissolving. • Number the number of protons in the nucleus of an atom. • the tendency of a substance to undergo chemical changes. • ...

Chemistry 2021-10-08

Chemistry crossword puzzle
Across
  1. A solid that forms during a chemical reaction that takes place in a solution.
  2. An atom that has lost or gained an electrons and therefore has an electrical charge.
  3. a solution, the substance that dissolves.
  4. A pure substance that is made up of only one kind of atom
  5. The scientific principle that matter is neither created nor destroyed during a chemical change.
  6. A mixture in which substances are distributed evenly. (You cannot see the different parts)
  7. A homogeneous mixture in which one substance completely dissolves in another substance
Down
  1. The elements or compounds produced by a chemical reaction.
  2. Used to describe a material that can be hammered or beaten into thin sheets.
  3. A substance that is present at the beginning of a chemical reaction
  4. A pure substance that forms when two or more elements are held together by a chemical bond; Every molecule of a compound is the same.
  5. A vertical column of elements in the periodic table- can show number of valence electrons.
  6. An element that usually is a gas or brittle solid at room temperature, is not malleable or ductile, is a poor conductor of heat and electricity, and typically is dull.
  7. A mixture in which substances are not distributed evenly. (You can see the different parts)
  8. A combination of two or more substances that are not chemically combined.
  9. Hard substance that will break or shatter easily.
  10. An element that has physical and chemical properties of both metals and nonmetals; can be a semi-conductor.
  11. A horizontal row of elements in the periodic table- shows number of electron shells for an element.
  12. In a solution, the substance that does the dissolving
  13. The ability of a substance to be pulled into a wire.

20 Clues: a solution, the substance that dissolves. • Hard substance that will break or shatter easily. • The ability of a substance to be pulled into a wire. • In a solution, the substance that does the dissolving • A pure substance that is made up of only one kind of atom • The elements or compounds produced by a chemical reaction. • ...

Chemistry 2020-12-18

Chemistry crossword puzzle
Across
  1. The absolute value of the accepted variable minus the experimental divided by the accepte, then multiplied by 100.
  2. a group of atoms bonded together, representing the smallest unit of a chemical compound that can take part in a chemical reaction.
  3. Silver, Aluminum, Zinc, and Cadmium are specific elements with their own charges without Roman Numerals.
  4. A group of elements on the periodic chart that carries the D-Block.
  5. The man who discovered Oxygen.
  6. Cr2O7 with a charge of -2.
  7. how many Lewis Dots are on the element Helium?
  8. a large body of matter with no definitive weight.
  9. Positive charges in the nucleus of an atom.
  10. The man who discovered Carbon Dioxide.
Down
  1. The 36th element on the Periodic Table, also the name of Superman's home planet.
  2. Neutral charges in the nucleus of an atom.
  3. A column on the periodic chart is called_____.
  4. CO3 with a charge of -2.
  5. The general, physical substance.
  6. NO3 with a charge of -1.
  7. A pure substance that cannot be broken down by chemical means.
  8. Group 18 of the Periodic Chart is also known as the _____, which consists of Krypton, Argon, and Helium.
  9. All marks and one estimated number.
  10. Negative charges that travels around the nucleus of an atom.

20 Clues: CO3 with a charge of -2. • NO3 with a charge of -1. • Cr2O7 with a charge of -2. • The man who discovered Oxygen. • The general, physical substance. • All marks and one estimated number. • The man who discovered Carbon Dioxide. • Neutral charges in the nucleus of an atom. • Positive charges in the nucleus of an atom. • A column on the periodic chart is called_____. • ...

CHEMISTRY 2021-02-06

CHEMISTRY crossword puzzle
Across
  1. /vibrates in fixed position vigorously
  2. /drys ammonia
  3. /liquid to solid
  4. /concentrated___ acid drys most gases but ammonia
  5. /smallest particle that retains properties of an element
  6. /an ___cannot be broken down by ordinary chemical methods
  7. /gas to liquid,gas to solid
  8. /__flask is an equipment used for concentration
  9. /delivery collects gases that are less dense
  10. /gas___measures volume of gas
Down
  1. /delivery collects gases that are denser than air
  2. /displacement of water collects ___gases
  3. / solid to liquid
  4. /solid to gas
  5. /__ contains 2 or more elements or compounds that are not chemically bonded together
  6. /___ calcium chloride drys most gases
  7. /slides across one another
  8. /liquid to gas
  9. /far apart
  10. /___consists two or more elements joined together bu chemical reaction

20 Clues: /far apart • /solid to gas • /drys ammonia • /liquid to gas • /liquid to solid • / solid to liquid • /slides across one another • /gas to liquid,gas to solid • /gas___measures volume of gas • /___ calcium chloride drys most gases • /vibrates in fixed position vigorously • /displacement of water collects ___gases • /delivery collects gases that are less dense • ...

Chemistry 2021-01-25

Chemistry crossword puzzle
Across
  1. The external features of a substance.
  2. Capacity of an acid to react with a base, measured by the number of hydrogen atoms that can be replaced by a base.
  3. Property of a substance defining how easily it ignites and burns.
  4. A chemical substance that produces hydrogen ions in solution and tastes sour.
  5. Point Temperature at which a solid substance becomes a liquid.
  6. Chemical reaction in which thermal energy is absorbed.
  7. The characteristic smell of a substance.
  8. The readiness of a substance to produce hydroxide ions.
  9. A chemical substance that produces hydroxide ions in solution and tastes bitter.
  10. The characteristic of being able to attract because of an electrical force
  11. Change Process where one or more substances are altered into new and different substances.
  12. Change A type of change in which the form of matter is altered but one substance is not transformed into another
  13. The ability to be hammered or pressed down
Down
  1. The ability to produce electricity
  2. The ability to be drawn out into thin wires
  3. The amount of matter in a defined volume. (density = mass/volume)
  4. Property of a substance relating to how easily it reacts with other substances.
  5. A solid substance that forms from a chemical reaction that takes place in a liquid solution.
  6. Point Temperature at which a liquid substance becomes a gas.
  7. The characteristic of a slow moving sticky substance
  8. Measure of the amount of matter in an object.
  9. The readiness of a substance to produce hydrogen ions.
  10. Chemical reaction in which thermal energy is released.
  11. Reaction Combining substances so that new substances are formed that are not separated by normal chemical means. The new substances have properties different from those of the original substances.
  12. The ability to rust do to oxygen
  13. Property A measurable characteristic (size, shape, or state ) of matter not involving interactions with other substances (as color, hardness, boiling point).
  14. Property A characteristic of a substance that describes its potential to change when interacting with other substances (reactivity with air or water, combustibility, flammability).
  15. Measure of acidity or basicity of a substance.
  16. The amount of space an object occupies.

29 Clues: The ability to rust do to oxygen • The ability to produce electricity • The external features of a substance. • The amount of space an object occupies. • The characteristic smell of a substance. • The ability to be hammered or pressed down • The ability to be drawn out into thin wires • Measure of the amount of matter in an object. • ...

Chemistry 2020-12-20

Chemistry crossword puzzle
Across
  1. Physical property
  2. Conducts electricity and heat
  3. Chemical property
  4. 3rd element is oxygen
  5. Made of only one type of atom
  6. Gas to liquid
  7. A change in which no new substance is produced
  8. Column of periodic table
  9. A group of atoms joining together
  10. Where gas turns into liquid in distilation
  11. Metal mixtures
  12. 3rd element of periodic table
Down
  1. 20th element of periodic table
  2. A new substance made in a reaction
  3. Way to seperate two liquid
  4. Two or more elements not chemically bonded
  5. A tiny particle of matter
  6. Uses chemical symbols to show how many atom pf different elements are present in a molecule of an element or compound
  7. 6th element of periodic table
  8. Way to seperate colors
  9. Liquid to Solid
  10. When two element form a compound name often ends with
  11. Rows of periodic table
  12. A change in which new substances are produced
  13. Makes up 78% of air
  14. Two or more element chemically bonded

26 Clues: Gas to liquid • Metal mixtures • Liquid to Solid • Physical property • Chemical property • Makes up 78% of air • 3rd element is oxygen • Way to seperate colors • Rows of periodic table • Column of periodic table • A tiny particle of matter • Way to seperate two liquid • 6th element of periodic table • Conducts electricity and heat • Made of only one type of atom • ...

Chemistry 2021-10-23

Chemistry crossword puzzle
Across
  1. divorce payment homonym
  2. pretzel salt metal
  3. radioactive halogen
  4. a fermion
  5. "I can __________ the bus"
  6. non-metallic nitrogen group solid
  7. smallest metal atoms
  8. color chemistry
  9. poison
  10. bluish metal
  11. pink metal
  12. common tincture
  13. corundum metal
  14. element minus the e and b in the similarly-named one
  15. Laxative and Epsom salt metal
  16. mineral parameter
Down
  1. ________ bond
  2. deep red liquid element
  3. rusts to green
  4. silicon carbide, for example
  5. turns liquid near room temperature
  6. the group 17s
  7. 3d5 4s2, for example: -------- configuration
  8. containing carbon in covalent bonds
  9. hard, light metal
  10. table salt to bleach addition
  11. ability to combine physically
  12. makes blue compounds
  13. toxic battery element
  14. mercury and sodium fill these
  15. ethyl, for example
  16. Schenk and florence, for example

32 Clues: poison • a fermion • pink metal • bluish metal • ________ bond • the group 17s • rusts to green • corundum metal • color chemistry • common tincture • hard, light metal • mineral parameter • pretzel salt metal • ethyl, for example • radioactive halogen • smallest metal atoms • makes blue compounds • toxic battery element • deep red liquid element • divorce payment homonym • "I can __________ the bus" • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. Beryllium
  2. Mass divided by density
  3. mass- 9.0190
  4. part of the solution that gets dissolved
  5. Part of the solution that does the dissolving
  6. mass divided by volume
  7. on mass
  8. Density times volume
  9. number- the amount of protons in an atom
  10. rely on mass
  11. two or more atoms that are chemically combined
  12. mixture with no visible difference
  13. particle that has no charge
Down
  1. subatomic particle negatively charged
  2. protons and neutrons are found
  3. anything with mass and takes up space
  4. number protons, different number of neutrons
  5. electrons are found
  6. property- No chemical change(cutting food)
  7. mixture you can see a visible difference
  8. smallest particle of an element
  9. property- Chemical change(Mixing substances
  10. atoms bonded together
  11. Subatomic particle positively charged

24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. Beryllium
  2. Mass divided by density
  3. mass- 9.0190
  4. part of the solution that gets dissolved
  5. Part of the solution that does the dissolving
  6. mass divided by volume
  7. on mass
  8. Density times volume
  9. number- the amount of protons in an atom
  10. rely on mass
  11. two or more atoms that are chemically combined
  12. mixture with no visible difference
  13. particle that has no charge
Down
  1. subatomic particle negatively charged
  2. protons and neutrons are found
  3. anything with mass and takes up space
  4. number protons, different number of neutrons
  5. electrons are found
  6. property- No chemical change(cutting food)
  7. mixture you can see a visible difference
  8. smallest particle of an element
  9. property- Chemical change(Mixing substances
  10. atoms bonded together
  11. Subatomic particle positively charged

24 Clues: on mass • Beryllium • mass- 9.0190 • rely on mass • electrons are found • Density times volume • atoms bonded together • mass divided by volume • Mass divided by density • particle that has no charge • protons and neutrons are found • smallest particle of an element • mixture with no visible difference • subatomic particle negatively charged • anything with mass and takes up space • ...

Chemistry 2021-10-18

Chemistry crossword puzzle
Across
  1. a pure substance that forms when two or more elements are held together by a chemical bond (every molecule of a compound is the same)
  2. a solid that forms during a chemical reaction that takes place in a solution.
  3. a combination of two or more substances that are not chemically combined.
  4. elements classified by physical properties that include shininess, malleability,ductile and conductivity.
  5. a pure substance that is made up of only one kind of atom.
  6. an atom that has lost or gained an electrons and therefore has an electrical charge.
  7. a mixture in which substances are distributed evenly ( you cannot see the different parts)
  8. the tendency of a substance to undergo chemical change.
  9. used to describe a material that can be hammered or beaten into thin sheets.
  10. a scientific principle that matter is neither created nor destroyed during a chemical change.
  11. in a solution , the substance that dissolves.
Down
  1. an element that has physical and chemical properties both metals and nonmetals can be semi-conducter
  2. a vertical column of elements in the periodic table shows number of valance electrons.
  3. a mixture in which substances are not distributed evenly (you can see the different parts)
  4. the smallest component of an element having the chemical properties of the element ( smallest unit of matter)
  5. a substance that is present at the beginning of a chemical reaction.
  6. hard substance that will break or shatter easily.
  7. he ability of a substance to be pulled into a wire.
  8. a homogeneous mixture in which one substance completely dissolves in.
  9. an element that usually is a gas or brittle solid at room temperature is not malleable or ductile is a poor conductor of heat and electricity and typically is dull.
  10. a group of two or more atoms held together by chemical bonds.

21 Clues: in a solution , the substance that dissolves. • hard substance that will break or shatter easily. • he ability of a substance to be pulled into a wire. • the tendency of a substance to undergo chemical change. • a pure substance that is made up of only one kind of atom. • a group of two or more atoms held together by chemical bonds. • ...

Chemistry 2021-11-02

Chemistry crossword puzzle
Across
  1. level defined by the amount of rings an atom has
  2. A non-uniform combination of more than one substance
  3. the process of a liquid turning into a gas
  4. Poisonous materials wich cause immediate and severe harm
  5. the core of an atom
  6. The sum of the number of protons and neutrons in a nucleus
  7. An element that exists in various colors and phases, is brittle, and does not conduct electricity or heat well
  8. A physical property defined as a substance’s mass divided by its volume
  9. a chemical substance composed of many identical molecules composed of atoms from more than one element
  10. Atoms of the same element that have different numbers of neutrons
  11. a negatively charged ion
  12. may explode if heated punctured or dropped
  13. a positively charged ion
  14. bond The connection between two atoms in a molecule
  15. relating to, measuring, or measured by the quality of something rather than its quantity.
  16. the sum of protons in an element
  17. An educated guess
Down
  1. any substance that cannot be decomposed into simpler substances by ordinary chemical processes.
  2. may cause fire or explosion
  3. An indication of the size of an atom.
  4. may ingnite if exposed to heat or sparks
  5. A positively charged subatomic particle
  6. the process of a solid element becoming a liquid
  7. the process of a solid turning into a gas
  8. A uniform mixture of more than one substance that behaves as a single substance
  9. to, measuring, or measured by the quantity of something rather than its quality.
  10. a neutral subatomic particle
  11. Formed when electrons are taken/given to an element
  12. An element that conducts electricity and heat well and is shiny, silvery, solid, ductile, and malleable
  13. The process of a gas becoming a solid
  14. a negatively charged subatomic particle
  15. Materials which can cause or suspected of causing long term health effects

32 Clues: An educated guess • the core of an atom • a negatively charged ion • a positively charged ion • may cause fire or explosion • a neutral subatomic particle • the sum of protons in an element • An indication of the size of an atom. • The process of a gas becoming a solid • A positively charged subatomic particle • a negatively charged subatomic particle • ...

Chemistry 2021-11-05

Chemistry crossword puzzle
Across
  1. anything with mass and volume
  2. process by which unstable atoms eject particles until they become stable
  3. measurement of the average motion of the particles in a substance
  4. an atom with a charge
  5. the most abundant element in the universe
  6. most elements in the human body are these
  7. the hottest state of matter
  8. most elements on the periodic table are these
  9. several atoms bonded together
  10. the study of atoms and their behavior
  11. particle in atoms with no charge
  12. chemical reaction where a fuel combines with oxygen to produce water and carbon dioxide
  13. a species of atom with a certain number of protons
Down
  1. the number of electrons the first energy level can hold
  2. the basic building block of matter
  3. a version of an element with a certain number of neutrons
  4. chemical reaction in which energy is released
  5. positive particle in atoms
  6. the center of an atom
  7. the amount of space something takes up
  8. the study of life
  9. bond where atoms share electrons
  10. the most important element for life
  11. when an atom splits into two smaller atoms
  12. when two atoms combine to make a larger atom
  13. bond where one atom gives electrons to another
  14. negative particle in atoms

27 Clues: the study of life • an atom with a charge • the center of an atom • positive particle in atoms • negative particle in atoms • the hottest state of matter • anything with mass and volume • several atoms bonded together • bond where atoms share electrons • particle in atoms with no charge • the basic building block of matter • the most important element for life • ...

Chemistry 2022-03-21

Chemistry crossword puzzle
Across
  1. A number in front of a chemical formula
  2. A solid that forms from a solution during a chemical reaction
  3. Easy way to show a chemical reaction, using symbols
  4. Biological catalyst that lowers the activation energy of reaction in cells
  5. Material the decreases the rate of a reaction
  6. Study of the properties of matter and how it changes
  7. A substance that enters into a chemical reaction
  8. Process in which a substances undergo chemical changes that result in new substances
  9. System in which matter can enter and exit into the surroundings
  10. Principle stating that matter is not created or destroyed during a chemical reaction
  11. Chemical reaction in which two or more simple substances form a complex substance
  12. Reaction in which one element replaces another in a compound
Down
  1. A reaction that absorbs energy in the form of heat
  2. Anything that has mass and takes up space
  3. Change that alters the appearance of a material that doesn’t change the material into a different substance
  4. Minimum amount of energy needed to get a chemical reaction started
  5. A reaction that releases energy in the form of heat
  6. Chemical reaction that breaks down compound into simpler products
  7. Characteristic of a substance that describes its ability to change into different substances
  8. Amount of one material in a certain volume of another material
  9. A rapid reaction between oxygen and fuel that results in a fire
  10. A material that releases energy when it is burned
  11. System in which no matter is allowed to enter of exit
  12. Characteristic of a substance that can be seen without changing the substance
  13. A substance formed as a result of a chemical reaction
  14. Material that increases the rate of a reaction by lowering the activation energy

26 Clues: A number in front of a chemical formula • Anything that has mass and takes up space • Material the decreases the rate of a reaction • A substance that enters into a chemical reaction • A material that releases energy when it is burned • A reaction that absorbs energy in the form of heat • A reaction that releases energy in the form of heat • ...

chemistry 2022-01-05

chemistry crossword puzzle
Across
  1. A device used for measuring temperature.
  2. A particle of matter that uniquely defines achemical element.
  3. A vessel with a sphericial body
  4. It is used as a container to hold liquids.
  5. A pot in which metals or other substances are heated to a very high temperature or melted.
  6. A squeeze bottle with a nozzle, used to rinse various pieces of laboratory glassware, such as test tubes and round bottom flasks.
  7. This model has electrons surrounded by a volume of positive charge, like negatively charged "plums" embedded in a positively charged "pudding".
  8. It is a concave glass dish used for evaporation in chemistry. It can also be employed for weighing solids and as a lid for flasks and beakers.
  9. is used to boil chemicals.
  10. A lamp in which a volatile liquid fuel (such as alcohol) is burned made some coffee over a spirit lamp.
  11. They're widely used by chemists to handle chemicals, especially for qualitative experiments and assays.
  12. A simple container for stirring, mixing abd heating liquids.
  13. A bonding agent which is generally produced by mixing cementing or binding material (lime or cement) and fine aggregate (sand, surki, sawdust, etc.) with water.
  14. An object placed between a serving dish or bowl, and a dining table, usually to protect the table from heat damage.
Down
  1. A glass stirring rod which is used to mix or stir liquids and chemicals.
  2. A flask having a wide base,narrow neck, and conical form which is conwenient for swirling liqudis by hand.
  3. It is used to measure the volume of
  4. It is used to channel liquid or fine-grained substances into containers with a small opening.
  5. A pipette with its volume, in increments, marked along the tube. It is used to accurately measure and transfer a volume of liquid from one container to another.
  6. One of the foremost scientists of modern physics, best known for his substantial contributions to quantum theory and his Nobel Prize-winning research on the structure of atoms.
  7. A kitchen tool that has a handle which is bent upward and a wide, thin blade used for lifting and turning foods on a hot surface.

21 Clues: is used to boil chemicals. • A vessel with a sphericial body • It is used to measure the volume of • A device used for measuring temperature. • It is used as a container to hold liquids. • A simple container for stirring, mixing abd heating liquids. • A particle of matter that uniquely defines achemical element. • ...

Chemistry 2021-12-30

Chemistry crossword puzzle
Across
  1. Used for heating substances that need to be heated evenly. The bulbed bottom allows the heat to distribute through the liquid more evenly.
  2. Used for storing, mixing, and heating small amounts of chemicals.
  3. it's necessary to measure the temperature of the required solution
  4. Used to heat, mix, and store liquids
  5. Used for moving small amounts of liquid from place to place
  6. Used to stir liquids. They are usually made of glass.
  7. Used to grind chemicals to powder
  8. Used to measure the volumes of liquids.
  9. Used to hold and heat liquids.
  10. İt's made up of porcelain and are used to store and heat substances when required to be heated at high temperatures since glassware are not always suitable for such high heat involving experiments.
  11. Used for moving small amounts of solid from place to place.
  12. Used for picking up and moving small objects.
Down
  1. Used to hold test tubes while heating.
  2. Used to pour liquids into any container so they will not be lost or spilled.
  3. Used in titrations to measure precisely how much liquid has been delivered.
  4. that is used to produce a magnified image of an object
  5. Used to measure one specific volume in mixing accurate solutions
  6. Used to wash or rinse other containers
  7. For separating layers of immiscible liquids or for dropping liquids.
  8. Used to hold solids when being weighed or transported. when you need to see something in the chemicals.

20 Clues: Used to hold and heat liquids. • Used to grind chemicals to powder • Used to heat, mix, and store liquids • Used to hold test tubes while heating. • Used to wash or rinse other containers • Used to measure the volumes of liquids. • Used for picking up and moving small objects. • Used to stir liquids. They are usually made of glass. • ...

Chemistry 2021-12-30

Chemistry crossword puzzle
Across
  1. Used for storing, mixing, and heating small amounts of chemicals.
  2. Used for moving small amounts of solid from place to place.
  3. it's necessary to measure the temperature of the required solution
  4. Used to measure the volumes of liquids.
  5. Used to pour liquids into any container so they will not be lost or spilled.
  6. Used for moving small amounts of liquid from place to place
  7. Used to stir liquids. They are usually made of glass.
  8. İt's made up of porcelain and are used to store and heat substances when required to be heated at high temperatures since glassware are not always suitable for such high heat involving experiments.
  9. Used to measure one specific volume in mixing accurate solutions
Down
  1. Used to hold test tubes while heating.
  2. Used to wash or rinse other containers
  3. Used to hold and heat liquids.
  4. Used to grind chemicals to powder
  5. that is used to produce a magnified image of an object
  6. For separating layers of immiscible liquids or for dropping liquids.
  7. Used for picking up and moving small objects.
  8. Used to heat, mix, and store liquids
  9. Used in titrations to measure precisely how much liquid has been delivered.
  10. Used to hold solids when being weighed or transported. when you need to see something in the chemicals.
  11. Used for heating substances that need to be heated evenly. The bulbed bottom allows the heat to distribute through the liquid more evenly.

20 Clues: Used to hold and heat liquids. • Used to grind chemicals to powder • Used to heat, mix, and store liquids • Used to hold test tubes while heating. • Used to wash or rinse other containers • Used to measure the volumes of liquids. • Used for picking up and moving small objects. • Used to stir liquids. They are usually made of glass. • ...

Chemistry 2022-03-17

Chemistry crossword puzzle
Across
  1. membuat aloi pengecor dengan timah dan kadmium
  2. nama proses pengolahan frasch dan sisilia
  3. digunakan sebagai bahan pembentukan gelatin hidroksida
  4. nama proses pengolahan tanur tinggi dan bassemer
  5. nama proses pengolahan ekstrasi
  6. nama proses pengolahan Hall-Heroult
  7. alfa alumina berwarna biru
  8. digunakan dalam pembentukan kembang api
  9. bahan material konduktor dan dalam insektisida
  10. digunkan pernapasan makhluk hidup
  11. digunakan untuk pembuatan pupuk, obat penyakit kulit
  12. alfa alumina berwarna kuning
  13. nama proses pengolahan dow
  14. unsur yg elektron terakhirnya mengisi subkulit d
  15. alfa alumina berwarna violet
Down
  1. sifat Al dan Be
  2. membuat pupuk urea
  3. alfa alumina berwarna merah
  4. digunakan dalam pembuatan peralatan teknik yang tahan getaran
  5. digunakan dalam industri pesawat terbang, mesin, dan turbin
  6. digunakan untuk solar sel
  7. digunakan sebagai bahan semikonduktor
  8. digunakan untuk melapisi logam agar tahan karat
  9. kepanjangan Ti
  10. nama proses pengolahan Deacon dan weldon
  11. digunakan membuat paduan logam, pembuatan mesin jet
  12. membuat kaleng makanan

27 Clues: kepanjangan Ti • sifat Al dan Be • membuat pupuk urea • membuat kaleng makanan • digunakan untuk solar sel • alfa alumina berwarna biru • nama proses pengolahan dow • alfa alumina berwarna merah • alfa alumina berwarna kuning • alfa alumina berwarna violet • nama proses pengolahan ekstrasi • digunkan pernapasan makhluk hidup • nama proses pengolahan Hall-Heroult • ...

Chemistry 2022-03-18

Chemistry crossword puzzle
Across
  1. is a reaction in which energy is absorbed
  2. is a characteristic of a substance that describes its ability to change into other substances
  3. the cells in your body contain biological catalysts
  4. when the reaction is complete, you have new substances call...
  5. is any change that alters the form or appearance of a substance but does not make it into another substance
  6. the study of matter and how matter changes
  7. minimum amount of energy to start a chemical reaction
  8. the substances you have at the beginning are called...
  9. is a number placed in front of a chemical formula in an equation
  10. the amount of a substance in a given volume
  11. mass that is conserved in chemical reactions
  12. breaks down compounds into simpler products When a substance in complete you have a new substance called---
Down
  1. an easy way to show a chemical reaction using symbols instead of words
  2. a reaction that releases energy in the form of heat
  3. when two or more elements or compounds combine to make a complex substance
  4. matter can enter from or escape to the surroundings
  5. a material that increases the rate of a reaction by lowering the activstion
  6. a change in matter that produces one or more new substances in a chemical
  7. when two different elements switch places
  8. anything that has mass and takes up space
  9. is a characteristic of a substance that can be observed without changing the substance into another substance
  10. matter is not allowed to enter or leave

22 Clues: matter is not allowed to enter or leave • is a reaction in which energy is absorbed • when two different elements switch places • anything that has mass and takes up space • the study of matter and how matter changes • the amount of a substance in a given volume • mass that is conserved in chemical reactions • a reaction that releases energy in the form of heat • ...

Chemistry 2022-03-18

Chemistry crossword puzzle
Across
  1. " A solid that form's from solution during a chemical reaction."
  2. The cells in your body contain biological catalysts called ENZYMES."
  3. "is a amount of a substance in a given volume."
  4. "When on element replaces another in a compound, or when two elements in different compounds trade places."
  5. reaction- "is a reaction in which energy is absorbed
  6. "The study of matter and how matter changes"
  7. "A material used to decrease the rate of a reaction"
  8. "In contrast to a synthesis reaction, a process called DECOMPOSITION breaks down compounds into simpler products."
  9. is a material that releases energy when it burns."
  10. The substance you have at the beginning"
  11. "when two or more elements or compounds combine to make more complex substances the process is called synthesis."
  12. equation-"is a short, easy way to show a chemical reaction, using symbols instead of words."
  13. reaction-"A reaction that releases energy in the form of heat"
  14. " a rapid reaction between oxygen and a substance called a fuel.
Down
  1. "is a number placed in font of chemical formula in an equation."
  2. property- a Characteristic of substance that describes its ability to change into other substances.
  3. "is anything that has mass and takes up space."
  4. system- " matter is not allowed to enter or leave."
  5. of mass- "during a chemical reaction, matter is not created or destroyed
  6. a material that increases the rate of reaction by lowering the activation energy."
  7. reaction- A change in matter that produces one or more new substances.
  8. "When the reaction is complete, you have new substances"
  9. system- "matter can enter from or escape to the surrounding."
  10. change- " is any change that alters the form or appearance of a substance but that does not make the substance into another substance.
  11. property- A characteristic of a substance that can be observed without changing the substance into another substance.
  12. energy- "is a minimum amount of energy needed to start a chemical reaction."

26 Clues: The substance you have at the beginning" • "The study of matter and how matter changes" • "is anything that has mass and takes up space." • "is a amount of a substance in a given volume." • is a material that releases energy when it burns." • system- " matter is not allowed to enter or leave." • reaction- "is a reaction in which energy is absorbed • ...

chemistry 2022-05-24

chemistry crossword puzzle
Across
  1. the quality, condition, or fact of being exact and accurate
  2. the quantity of matter in a physical body
  3. the SI base unit of length
  4. A measure of how innaccurate a measurement is
  5. he strength and vitality required for sustained physical or mental activity.
  6. the quality or state of being correct or precise.
  7. a metric unit of capacity
  8. each of the digits of a number that are used to express it to the required degree of accuracy, starting from the first nonzero digit.
  9. The temperature scale where 32 degrees is the freezing point of water and 212 degrees at
Down
  1. a form of presenting very large numbers or very small numbers in a simpler form.
  2. (of a letter, figure, or symbol) written or printed above the line
  3. the SI unit of mass
  4. how hot it is
  5. The SI unit of energy,
  6. a mistake
  7. the size, length, or amount of something
  8. mass of a unit volume of a material substance
  9. unit of thermal energy
  10. temperature at which a thermodynamic system has the lowest energy
  11. a metric unit of mass equal to one thousandth of a kilogram.

20 Clues: a mistake • how hot it is • the SI unit of mass • The SI unit of energy, • unit of thermal energy • a metric unit of capacity • the SI base unit of length • the size, length, or amount of something • the quantity of matter in a physical body • A measure of how innaccurate a measurement is • mass of a unit volume of a material substance • ...

Chemistry 2022-06-02

Chemistry crossword puzzle
Across
  1. highly radioactive, was used in an atomic bomb
  2. smallest unit of matter that still retains its properties
  3. a pawsitive ion
  4. used to heat stuff
  5. the study of matter and its changes
  6. an atom or group of atoms that carry a charge
  7. produced hydroxide ions in solution
  8. glassware shaped like a triangle
  9. the concentration of H+ ions in a solution
  10. adding a known to an unknown solution to determine molarity
  11. neutral particle
  12. positively charged particle
  13. metal that is liquid at room temperature
  14. negatively charged particle
  15. water with something dissolved in it
Down
  1. has graduated marks to measure with
  2. discovered number 12
  3. used to weigh out dry reagents
  4. used to take a temperature
  5. the concentration of a solution
  6. made famous by Superman
  7. produces hydrogen ions in solution
  8. how tightly packed matter is
  9. one of these is equal to an element's mass on the periodic table
  10. an atomic model with a circular design with rings
  11. used to move dry reagents
  12. used to denot charge on in the name of a transition metal
  13. the element of life
  14. a negative ion

29 Clues: a negative ion • a pawsitive ion • neutral particle • used to heat stuff • the element of life • discovered number 12 • made famous by Superman • used to move dry reagents • used to take a temperature • positively charged particle • negatively charged particle • how tightly packed matter is • used to weigh out dry reagents • the concentration of a solution • ...

Chemistry 2022-06-11

Chemistry crossword puzzle
Across
  1. materials do this when heated
  2. units for temperature
  3. the main part of the air on our planet
  4. Two hydrogens and an oxygen
  5. hydrochloric and sulphuric are examples
  6. The only liquid metal at room temperature
  7. Device for heating chemicals
  8. iron, copper and zinc are all examples of this type of substance
  9. Produced when a solvent dissolves a solute
  10. highest energy state of matter
  11. turns blue with universal indicator
Down
  1. Gas produce by a burning candle
  2. the low density gas in some balloons
  3. Glass container for chemical reactions
  4. the solid form of water
  5. Gas necessary for life
  6. a gas which pops with a lighted splint
  7. the main element in coal
  8. the colour of the cooler flame on a Bunsen burner
  9. the colour of the hottest flame on a Bunsen burner
  10. state of matter where particles vibrate about a fixed point

21 Clues: units for temperature • Gas necessary for life • the solid form of water • the main element in coal • Two hydrogens and an oxygen • Device for heating chemicals • materials do this when heated • highest energy state of matter • Gas produce by a burning candle • turns blue with universal indicator • the low density gas in some balloons • Glass container for chemical reactions • ...

Chemistry 2022-05-17

Chemistry crossword puzzle
Across
  1. [Ar], 4s2,3d10,4p1
  2. when it goes from gas to liquid
  3. 1s2,2s2,2p4
  4. negatively charged ion
  5. uniform throughout
  6. when it goes from liquid to solid
  7. saturated hydrocarbons
  8. realtive ability to share electrons
  9. testable explanation
  10. [He],2s2,sp2
  11. how many electrons go in the "d" shell
  12. three forms ae solid,liquid and gas
  13. 1s2,2s2,3s2,3p6,4s2
  14. how many electrons go into the "p" shell
  15. 1s2,2s2,2p3
  16. 1s2,2s2,2p6,3s2
  17. a thouroughly tested explanation
  18. not uniform throughout
  19. the abbreviation is Ag
  20. captive zeros aren't significant
  21. electrons electrons on outermost ring
Down
  1. bonds formed by equal sharing of electrons
  2. when multiplying, what do you do with exponents
  3. what shape is the lewis structure for CO
  4. positively charged ion
  5. 1s2,2s2,2p6,3s1
  6. when it goes from solid to liquid
  7. 1s2,2s2,2p6,3s2,3p2
  8. 1s2,2s2,2p6,3s2,3p6
  9. 1s2,2s2,2p6,3s2,3p6,4s2,3d10,4p5
  10. 1s2,2s2,2p5
  11. when it goes from liquid to gas
  12. how many electrons go in the "s" shell
  13. we measure temperature in what unit?
  14. NaCl is an ionic compound
  15. unsaturated with double bonds
  16. what shape is the lewis structure for CH4
  17. 1s2,2s2,2p6,3s2,3p4
  18. how many electrons go in the "f" shell
  19. unsaturated with triple bonds

40 Clues: 1s2,2s2,2p4 • 1s2,2s2,2p5 • 1s2,2s2,2p3 • [He],2s2,sp2 • 1s2,2s2,2p6,3s1 • 1s2,2s2,2p6,3s2 • [Ar], 4s2,3d10,4p1 • uniform throughout • 1s2,2s2,2p6,3s2,3p2 • 1s2,2s2,2p6,3s2,3p6 • 1s2,2s2,3s2,3p6,4s2 • 1s2,2s2,2p6,3s2,3p4 • testable explanation • positively charged ion • negatively charged ion • saturated hydrocarbons • not uniform throughout • the abbreviation is Ag • NaCl is an ionic compound • ...

Chemistry 2022-05-19

Chemistry crossword puzzle
Across
  1. The energy change that occurs when an electron is acquired by a neutral atom is called the atom’s electron affinity.
  2. if two or more different compounds are composed of the same two elements, then the ratio of the masses of the second element combined with a certain mass of the first element is always a ratio of small whole numbers.
  3. a chemical compound containing elements in exactly the same proportions by mass regardless of the size or source of the compound.
  4. the attraction between two or more atoms that allows them to be able to form a stable chemical compound.
  5. The first row of the f block are known as?
  6. the p block includes all of the
  7. has just three valence electrons, which tends to form bonds in which it is surrounded by six electrons.
  8. two nuclei and two electrons _____ each other.
  9. ______ is used to form chemical compounds.
  10. Red Atoms of different elements combine are known as?
  11. A ________ formula indicates the relative numbers of atoms of each kind in a chemical compound by using atomic symbols and numerical subscripts.
  12. All matter is composed of extremely small particles called?
  13. In the periodic table, the f-block elements are wedged between Groups 3 and 4 in the sixth and ______ periods.
  14. The elements of Group 1 of the periodic table are known as the _____ metals.
  15. Repeating patterns are referred to as ________.
  16. is the energy required to break a chemical bond and form neutral isolated atoms.
Down
  1. All six of the __________ are also in the p block.
  2. is a unique element.
  3. states that the physical and chemical properties of the elements are periodic functions of their atomic numbers.
  4. Cationic and _______ radii decrease across a period.
  5. electron of one atom and proton of the other atom _______ one another.
  6. A ________ is a neutral group of atoms that are held together by covalent bonds.
  7. A molecular formula shows the types and numbers of atoms combined in a single molecule of a molecular compound.
  8. except hydrogen and ______.
  9. is an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, or group.
  10. is a measure of the ability of an atom in a chemical compound to attract electrons from another atom in the compound.
  11. The elements of Group 2 of the periodic table are called the alkaline-_____ metals.
  12. A chemical compound whose simplest units are molecules is called a _________ compound.
  13. The p-block elements together with the s-block elements are called the __________ elements.
  14. Atoms cannot be __________, created, or destroyed.
  15. The second row of the f block are known as?

31 Clues: is a unique element. • except hydrogen and ______. • the p block includes all of the • The first row of the f block are known as? • ______ is used to form chemical compounds. • The second row of the f block are known as? • two nuclei and two electrons _____ each other. • Repeating patterns are referred to as ________. • All six of the __________ are also in the p block. • ...

Chemistry 2022-09-08

Chemistry crossword puzzle
Across
  1. Atoms ___ Depict an electron's Probable location
  2. Light at a certain ___ causes metals to eject their electrons.
  3. Symbol for Iridium
  4. s-1 orbital= how many electrons
  5. How many rows are in the periodic table not including subshell f?
  6. # of electrons =?
  7. Electrons occupy the ______ _____ orbital available.
  8. What is the atomic mass for Nd?
  9. Atoms with a positive charge have fewer electrons than protons and are called?
  10. How many electrons can 3d hold?
  11. The alpha particles were____ by the nucleus.
  12. Symbol for Iron
  13. A max of 2 electrons can inhabit one orbital only if they have _____ spin.
  14. atomic mass for Boron
  15. How many electrons can 4f hold?
  16. Shorthand configuration for nickel
  17. Electrons have a what charge?
  18. Does the isotope of an element matter when it comes to determining the charge? Yes or No answer
  19. Atoms with different # of protons are different?
  20. If isotopes have the same # of protons, what don't they have the same # of?
  21. What is h in the formula E=hv?
  22. # of electrons for Neon with a charge of +4
  23. Electrons are NOT localized in certain, well-defined and precise ____ around the nucleus.
  24. Find the wavelength of electromagnetic radiation having a frecency of 5.00*10^12 Hz?
Down
  1. If a charged object moves with an ____ it would radiate electromagnetic waves.
  2. Number of electrons for Hydrogen with a charge of +1
  3. Shorthand configuration for Pt
  4. What is the atomic mass for Rb?
  5. Atoms with either more or fewer electrons are called?
  6. [Kr] 5s^2 4d^10 5p^6
  7. Mass number for Boron with a charge of +3
  8. Mass number for Fluorine
  9. When an electron makes a transition form a higher energy level to a lower one, a particle of light called a ______ is emitted.
  10. Name of Zn
  11. Name for W
  12. Electron configuration for Na
  13. Find sig figs for 9.0000
  14. Atoms with a negative charge have more electrons than protons are called?
  15. Find the element for the configuration [Ne]3s^2 3p^1
  16. Atoms ___ energy and become excited
  17. Do atoms that lose electrons become positive or negative?
  18. symbol for Tin
  19. Everything is made up of?

43 Clues: Name of Zn • Name for W • symbol for Tin • Symbol for Iron • # of electrons =? • Symbol for Iridium • [Kr] 5s^2 4d^10 5p^6 • atomic mass for Boron • Mass number for Fluorine • Find sig figs for 9.0000 • Everything is made up of? • Electron configuration for Na • Electrons have a what charge? • Shorthand configuration for Pt • What is h in the formula E=hv? • What is the atomic mass for Rb? • ...

Chemistry 2022-09-08

Chemistry crossword puzzle
Across
  1. atomic mass for Boron
  2. Find the wavelength of electromagnetic radiation having a frecency of 5.00*10^12 Hz?
  3. What is the atomic mass for Nd?
  4. How many electrons can 4f hold?
  5. Atoms with either more or fewer electrons are called?
  6. When an electron makes a transition form a higher energy level to a lower one, a particle of light called a ______ is emitted.
  7. Everything is made up of?
  8. On what row and after what subshell do you start to include subshell f?
  9. What is the atomic mass for Rb?
  10. Atoms with a negative charge have more electrons than protons are called?
  11. Mass number for Boron with a charge of +3
  12. If isotopes have the same # of protons, what don't they have the same # of?
  13. s-1 orbital= how many electrons
  14. [Kr] 5s^2 4d^10 5p^6
  15. On what row does subshell d start?
  16. How many electrons can 3d hold?
  17. Name of Zn
  18. Atoms ___ energy and become excited
  19. Electrons have a what charge?
  20. # of electrons for Neon with a charge of +4
  21. Shorthand configuration for nickel
  22. Light at a certain ___ causes metals to eject their electrons.
  23. Find sig figs for 9.0000
  24. # of electrons =?
Down
  1. What is h in the formula E=hv?
  2. Electron configuration for Na
  3. Atoms ___ Depict an electron's Probable location
  4. The ___ of an element are atoms with the same # of protons but different # of neutrons
  5. Do atoms that lose electrons become positive or negative?
  6. Electrons occupy the ______ _____ orbital available.
  7. Name for W
  8. Mass number for Fluorine
  9. Shorthand configuration for Pt
  10. Electrons are NOT localized in certain, well-defined and precise ____ around the nucleus.
  11. Find the element for the configuration [Ne]3s^2 3p^1
  12. Atoms with different # of protons are different?
  13. A max of 2 electrons can inhabit one orbital only if they have _____ spin.
  14. The alpha particles were____ by the nucleus.
  15. If a charged object moves with an ____ it would radiate electromagnetic waves.
  16. Number of electrons for Hydrogen with a charge of +1
  17. symbol for Tin
  18. What letter is used to represent the atomic number?
  19. Symbol for Iridium
  20. Atoms with a positive charge have fewer electrons than protons and are called?
  21. How many rows are in the periodic table not including subshell f?
  22. Symbol for Iron
  23. Does the isotope of an element matter when it comes to determining the charge? Yes or No answer

47 Clues: Name for W • Name of Zn • symbol for Tin • Symbol for Iron • # of electrons =? • Symbol for Iridium • [Kr] 5s^2 4d^10 5p^6 • atomic mass for Boron • Mass number for Fluorine • Find sig figs for 9.0000 • Everything is made up of? • Electron configuration for Na • Electrons have a what charge? • What is h in the formula E=hv? • Shorthand configuration for Pt • What is the atomic mass for Nd? • ...

chemistry 2022-09-08

chemistry crossword puzzle
Across
  1. Protons + neutrons =[BLANK]
  2. Atomic weight - protons = the number of [BLANK]
  3. what are atoms with a different number of neutrons but the same number of protons called?
  4. When a substance is heated in a flame, the atoms [BLANK] energy from the flame
  5. Total charge after accounting for both positive or negative charges
  6. Isotopes don't affect the number of protons or [BLANK]
  7. The atomic number is the number of [BLANK] in an atom
  8. The lower the frequency the longer the wavelength
  9. Color with the longest wavelength
  10. The [BLANK] atom model lacks a nucleus
  11. Likes to chase mice
  12. Most particles in the Rutherford Gold Foil experiment were [BLANK]
  13. Atoms are mostly [BLANK] space
  14. What type of data is expressed as numbers?
  15. Man's best friend
  16. Electrons are [BLANK] charged
  17. The Rutherford Gold Foil Experiment uses [BLANK]
  18. The equation to find the quantum energy of a photon is E=[BLANK]
  19. Has a trunk
  20. [BLANK]nm is seen as red
  21. Protons are [BLANK] charged
Down
  1. Atoms are made up of [BLANK] particles
  2. Rutherford's Gold Foil experiment led to the discovery of the [BLANK]
  3. The minimum amount of energy that can be gained or lost by an atom
  4. Wavelength is measured in meters
  5. What is an electron in the outer shell associated with an atom called?
  6. Atomic orbitals depict an electron’s [BLANK] location
  7. Electrons are more likely to be found [BLANK] to the nucleus as opposed to farther away
  8. Neutrons have [BLANK] electric charge
  9. [BLANK]nm is seen as violet
  10. Large marsupial
  11. [BLANK] can hold a maximum of two electrons
  12. When an atom absorbs energy, the electrons move from their [BLANK] state to an excited state
  13. Atoms are filled with [BLANK] out electrons so they can not shrink
  14. acronym for visible colors
  15. Alpha particles are made up of [BLANK] protons and [BLANK] neutrons
  16. If there are more electrons than protons the net charge is [BLANK]
  17. [BLANK]charges will deflect each other
  18. When an electron makes a transition from a higher energy level to a lower energy level a particle of light called a [BLANK] is emitted.
  19. Flying mammal
  20. what color waves have the highest frequency?
  21. The salts created different colors of flames because they contained different metal [BLANK]
  22. Rutherford [BLANK]is the elastic scattering of charged particles by the Coulomb interaction
  23. The color of a photon is determined by the [BLANK] of an emission
  24. the [BLANK] light spectrum spans the wavelength region from about 400 to 700nm
  25. Speed of [BLANK] is equal to 3.00x10^8m/s
  26. If there are more protons than electrons the net charge is [BLANK]
  27. The [BLANK] the frequency the shorter the wavelength

48 Clues: Has a trunk • Flying mammal • Large marsupial • Man's best friend • Likes to chase mice • [BLANK]nm is seen as red • acronym for visible colors • Protons + neutrons =[BLANK] • [BLANK]nm is seen as violet • Protons are [BLANK] charged • Electrons are [BLANK] charged • Atoms are mostly [BLANK] space • Wavelength is measured in meters • Color with the longest wavelength • ...

Chemistry 2022-06-08

Chemistry crossword puzzle
Across
  1. A starting material in a chemical reaction
  2. gain of electrons
  3. A liquid substance capable of dissolving
  4. gas to solid
  5. A measure of how hot or cold something is
  6. loss of electrons
  7. An ionic compound
  8. A substance that is dissolved in a solution.
  9. dissolved in water
Down
  1. A subatomic particle that has a negative charge
  2. solid to gas
  3. A pure substance made of only one kind of atom
  4. Positive electrode
  5. Ability to attract electrons
  6. mass The average mass of all the isotopes
  7. A charged atom
  8. A state of balance
  9. Basic unit of matter
  10. Group 17
  11. A measure of disorder or randomness.

20 Clues: Group 17 • solid to gas • gas to solid • A charged atom • gain of electrons • loss of electrons • An ionic compound • Positive electrode • A state of balance • dissolved in water • Basic unit of matter • Ability to attract electrons • A measure of disorder or randomness. • A liquid substance capable of dissolving • mass The average mass of all the isotopes • ...

Chemistry 2022-01-25

Chemistry crossword puzzle
Across
  1. Make both sides equal using the law of conservation of mass
  2. The mass of 1 mole of a substance
  3. Uses a magnetic field to measure using deflection
  4. When two substances combine to make a new compound
  5. A conversion that relates the number of moles in two substances
  6. The ratio of actual Yield in the theoretical yield in percent
  7. Shows the number and kinds of atoms in a molecule
  8. Shows the ratio of elements in a compound
  9. Si unit of measurement
  10. Change with an exchange of positive ions in two compounds
  11. Contains relative amounts of reactants to match the balanced equation
Down
  1. A reaction where atoms of one element replace those atoms of another element.
  2. Number of particles in a mole 6.022 x 10²³
  3. Uses symbols to represent a chemical reaction to show relationships
  4. The number of grams of solute in each 100g of solution
  5. A starting material in a chemical reaction
  6. Measurement of quantities in chemical reactions
  7. Max amount of product that can be produced by a certain amount of reactant
  8. A reaction that breaks down into simpler substances
  9. The elements of compounds produced in a chemical reaction
  10. Weighted average of atomic masses of natural isotopes

21 Clues: Si unit of measurement • The mass of 1 mole of a substance • Shows the ratio of elements in a compound • Number of particles in a mole 6.022 x 10²³ • A starting material in a chemical reaction • Measurement of quantities in chemical reactions • Uses a magnetic field to measure using deflection • Shows the number and kinds of atoms in a molecule • ...

chemistry 2021-12-08

chemistry crossword puzzle
Across
  1. Another word for shiny
  2. Another word for energy levels
  3. Properties of both metal and non metal
  4. When a new substance is created
  5. A particle that has no charge
  6. A element with a abbreviation of {Na}
  7. A element with a abbreviation of {B}
  8. opposite of an insulator
  9. Can break easily
  10. Another word for not shiny
Down
  1. Metal that can be bent
  2. A table that shows all the elements
  3. The center part of an atom
  4. Positively charged particle
  5. Negatively charged particle
  6. A element with a abbreviation of {Ra}
  7. The smallest part of matter
  8. A element with a abbreviation of {Kr}
  9. A type of metal that is dull and a insulator
  10. Can be pulled to a wire

20 Clues: Can break easily • Metal that can be bent • Another word for shiny • Can be pulled to a wire • opposite of an insulator • The center part of an atom • Another word for not shiny • Positively charged particle • Negatively charged particle • The smallest part of matter • A particle that has no charge • Another word for energy levels • When a new substance is created • ...

chemistry 2021-12-08

chemistry crossword puzzle
Across
  1. A chemical element with the atomic number 79, symbol Au. The simple body gold is a noble, precious metal whose color is golden yellow
  2. It is the ninth most abundant element in the universe. As a result from the successive sum of three helium nuclei to one carbon nucleus
  3. A chemical element with atomic number 55, symbol Cs, the most alkaline of the alkali metals
  4. A chemical element with atomic number 3, symbol Li. It is an alkali metal
  5. chemical element with the symbol Be and atomic number 4. The best known gemstones from it are the emerald and the aquamarine
  6. a positive particle
  7. A chemical element with atomic number 56, symbol Ba. Properties similar to those of lime
  8. A chemical element with atomic number 28, symbol Ni. The simple body nickel is a metal
  9. A chemical element with atomic number 29, symbol Cu. The simple body copper is a metal
  10. A chemical element with atomic number 92, symbol U. It is of the actinide family. It is a very long-life radioactive heavy metal
  11. Silver is the chemical element with atomic number 47, symbol Ag. Between copper and gold. Hardly or not oxidisable in air, all three are used to mint coins
  12. a molecule associated with an element
Down
  1. the center of an atom
  2. An altomic element with atomic number 19, symbol K, alkali metal found in potash
  3. A negatively charged particle
  4. A set of at least two atoms
  5. A chemical element with atomic number 26, symbol Fe. The simple body is the most common ferromagnetic metal and material in everyday life, most frequently made of various alloys
  6. A chemical element with the symbol Pu and atomic number 94. Radioactive metal of the actinide group
  7. A chemical element with atomic number 24, symbol Cr. Its single element is a transition metal
  8. a neural particle
  9. A chemical element with atomic number 20, symbol Ca. It is the fifth most profuse element in the earth’s crust

21 Clues: a neural particle • a positive particle • the center of an atom • A set of at least two atoms • A negatively charged particle • a molecule associated with an element • A chemical element with atomic number 3, symbol Li. It is an alkali metal • An altomic element with atomic number 19, symbol K, alkali metal found in potash • ...

chemistry 2021-12-08

chemistry crossword puzzle
Across
  1. A chemical element with the atomic number 79, symbol Au. The simple body gold is a noble, precious metal whose color is golden yellow
  2. It is the ninth most abundant element in the universe. As a result from the successive sum of three helium nuclei to one carbon nucleus
  3. A chemical element with atomic number 55, symbol Cs, the most alkaline of the alkali metals
  4. A chemical element with atomic number 3, symbol Li. It is an alkali metal
  5. chemical element with the symbol Be and atomic number 4. The best known gemstones from it are the emerald and the aquamarine
  6. a positive particle
  7. A chemical element with atomic number 56, symbol Ba. Properties similar to those of lime
  8. A chemical element with atomic number 28, symbol Ni. The simple body nickel is a metal
  9. A chemical element with atomic number 29, symbol Cu. The simple body copper is a metal
  10. A chemical element with atomic number 92, symbol U. It is of the actinide family. It is a very long-life radioactive heavy metal
  11. Silver is the chemical element with atomic number 47, symbol Ag. Between copper and gold. Hardly or not oxidisable in air, all three are used to mint coins
  12. a molecule associated with an element
Down
  1. the center of an atom
  2. An altomic element with atomic number 19, symbol K, alkali metal found in potash
  3. A negatively charged particle
  4. A set of at least two atoms
  5. A chemical element with atomic number 26, symbol Fe. The simple body is the most common ferromagnetic metal and material in everyday life, most frequently made of various alloys
  6. A chemical element with the symbol Pu and atomic number 94. Radioactive metal of the actinide group
  7. A chemical element with atomic number 24, symbol Cr. Its single element is a transition metal
  8. a neural particle
  9. A chemical element with atomic number 20, symbol Ca. It is the fifth most profuse element in the earth’s crust

21 Clues: a neural particle • a positive particle • the center of an atom • A set of at least two atoms • A negatively charged particle • a molecule associated with an element • A chemical element with atomic number 3, symbol Li. It is an alkali metal • An altomic element with atomic number 19, symbol K, alkali metal found in potash • ...

Chemistry 2021-12-14

Chemistry crossword puzzle
Across
  1. negatively charged subatomic particle
  2. the ability of a substance to catch fire
  3. a set of chemical symbols showing the elements present in a compound
  4. anything that has mass and takes up space
  5. a mixture that is evenly mixed throughout
  6. mass/volume
  7. a mixture that is NOT evenly mixed throughout
  8. the point where a liquid turns into a gas
  9. center of an atom made of protons and neutrons
  10. a number written on the left side of a compound to show how many molecules or atoms of a substance are involved in a chemical reaction
  11. the point where a solid turns into a liquid
  12. smallest unit of matter
  13. positively charged subatomic particle
  14. the point where a liquid turns into a solid
  15. where electrons are found
Down
  1. turning a liquid into a gas
  2. a compound that changes color in the presence of an acid or a base
  3. a process that separates solids based on their particle size
  4. the ability of a substance to be hammered or beaten into thin sheets
  5. a combination of two or more substances not chemically combined
  6. hydrogen ion concentration
  7. a measure of how much solute can be dissolved in a solvent at a given temperature
  8. neutrally charged subatomic particle
  9. a process that removes lumps from an ingredient and gives it a smoother consistency
  10. a pure substance made from only one type of atom
  11. a number written to the bottom right corner of a chemical symbol to show how many atoms of that element are in a compound
  12. the ability of a substance to be stretched into a thin wire
  13. a representation of a chemical reaction using chemical symbols to indicate the amount of substance in the reactants and products.
  14. two or more atoms held together by covalent bonds
  15. an atom or molecule that has lost or gained one or more electrons

30 Clues: mass/volume • smallest unit of matter • where electrons are found • hydrogen ion concentration • turning a liquid into a gas • neutrally charged subatomic particle • negatively charged subatomic particle • positively charged subatomic particle • the ability of a substance to catch fire • anything that has mass and takes up space • a mixture that is evenly mixed throughout • ...

chemistry 2021-12-10

chemistry crossword puzzle
Across
  1. positive charge
  2. not shiny
  3. shiny
  4. one or more substances are formed
  5. shows how mnay molecules are there
  6. new solid is formed
  7. the substance changes to a unsual color
  8. neutral charge
  9. no new substances are formed
Down
  1. shatters easily
  2. can be bent or hammered into a sheet
  3. small number
  4. electricity and heat dont pass through
  5. changes temp not by an outside source
  6. can be pulled into a wire
  7. bubbling or steaming
  8. electricity pass through
  9. begins to glow or sparkle
  10. smallest part of an element
  11. negaitave charge

20 Clues: shiny • not shiny • small number • neutral charge • shatters easily • positive charge • negaitave charge • new solid is formed • bubbling or steaming • electricity pass through • can be pulled into a wire • begins to glow or sparkle • smallest part of an element • no new substances are formed • one or more substances are formed • shows how mnay molecules are there • ...

chemistry 2021-12-10

chemistry crossword puzzle
Across
  1. positive charge
  2. not shiny
  3. shiny
  4. one or more substances are formed
  5. shows how mnay molecules are there
  6. new solid is formed
  7. the substance changes to a unsual color
  8. neutral charge
  9. no new substances are formed
Down
  1. shatters easily
  2. can be bent or hammered into a sheet
  3. small number
  4. electricity and heat dont pass through
  5. changes temp not by an outside source
  6. can be pulled into a wire
  7. bubbling or steaming
  8. electricity pass through
  9. begins to glow or sparkle
  10. smallest part of an element
  11. negaitave charge

20 Clues: shiny • not shiny • small number • neutral charge • shatters easily • positive charge • negaitave charge • new solid is formed • bubbling or steaming • electricity pass through • can be pulled into a wire • begins to glow or sparkle • smallest part of an element • no new substances are formed • one or more substances are formed • shows how mnay molecules are there • ...

chemistry 2022-11-07

chemistry crossword puzzle
Across
  1. logam alkali dapat diekstraksi dari senyawanya dengan cara... lelehan garam kloridanya
  2. sebutkan urutan unsur alkali tanah dari unsur yang memiliki ke elektronegatifan terbesar hingga terkecil!
  3. bahasa lain nitrogen adalah
  4. sebutkan urutan unsur di alkali tanah dari unsur yang memiliki Jari-jari terbesar hingga terkecil!
  5. logam alkali merupakan logam yang sangat
  6. unsur kimia dalam tabel periodik yang mempunyai lambang O adalah
  7. oksigen secara terpisah ditemukan oleh Carl Wilhelm Scheele di Uppsala pada tahun
  8. terapi oksigen digunakan untuk mengobati emfisema, merupakan penggunaan oksigen
  9. Ada berapa unsur yang tergolong dalam logam alkali tanah ?
  10. Logam alkali dapat bereaksi dengan... membentuk oksida serta beberapa diantaranya dapat membentuk peroksida dan superoksida
  11. unsur yang terkandung dalam senyawa magnesit adalah
  12. semua logam alkali merupakan logam...
  13. unsur alkali tanah sering dimanfaatkan sebagai obat untuk mengatasi asam lambung Dalam bentuk senyawa apa unsur alkali tanah digunakan sebagai obat untuk mengatasi asam lambung?
  14. senyawa basa terkuat dalam golongan alkali tanah adalah
  15. logam alkali memiliki jari jari paling... dibanding unsur lain yang satu
  16. elemen ke lima terbanyak di alam
Down
  1. oksigen termasuk jenis gas yang
  2. adalah?
  3. MgCO3 sebutkan rumus kimia dari dolomit!
  4. salah satu bakteri yang berperan dalam daur nitrogen adalah
  5. senyawa H2SO4 tidak dihasilkan nitrogen karena mengandung?
  6. unsur kimia dalam tabel periodik yang memiliki lambang N dan nomor atom 7 adalah
  7. ke bawah dari li ke cl energi ionisasi ya semakin rendah semakin ke bawah dari Li ke Cl energi ionisasi ya semakin
  8. berbau nitrogen merupakan senyawa yang berbentuk gas,tak berwarna dan...
  9. penghasil oksigen terbanyak di bumi berasal dari laut yang dihasilkan oleh mikroorganisme kecil bernama
  10. dari Li ke Cs titik didih dan titik leleh nya semakin...
  11. logam alkali merupakan senyawa yang...larut dalam air
  12. proses mengubahnya nitrogen ke bentuk lain agar bermanfaat dan dapat di serap oleh tumbuhan adalah
  13. Oksigen (bahasa Latin)
  14. oksigen merupakan unsur nonlogam golongandibidang
  15. Pada industri oksigen diproduksi dengan cara distilasi udara cair dengan ekstraksi nitrogen dan elektrolisis menggunakan larutan

31 Clues: adalah? • Oksigen (bahasa Latin) • bahasa lain nitrogen adalah • oksigen termasuk jenis gas yang • semua logam alkali merupakan logam... • elemen ke lima terbanyak di alam • logam alkali merupakan logam yang sangat • MgCO3 sebutkan rumus kimia dari dolomit! • oksigen merupakan unsur nonlogam golongandibidang • ...

Chemistry 2022-11-29

Chemistry crossword puzzle
Across
  1. Understood by Greeks but was formulated by Antoine Lavoisier.
  2. Two solutions of salts are mixed to form solid.
  3. Is electrostatic attraction between opposite ions.
  4. Involves loss of electrons.
  5. Is the sum of the relative atomic masses.
  6. Oxygen combines with a compound to form carbon dioxide and water.
  7. The unit of amount of substance.
  8. One element takes place with another element.
Down
  1. Is used for ionic compounds.
  2. The average mass of isotopes.
  3. Two or more compounds combine to form one compound.
  4. A complex molecule breaks down to make simpler ones.
  5. An acid and base react with each other.
  6. The volume of gas contain 1 mole 6.02×10^23.
  7. Involves gain of electrons.
  8. Contains many atoms joined by strong covalent bonds.
  9. Structures simple and formed only a few atoms.
  10. Is measured in g/dm^3.
  11. Involve oxidation and reduction.
  12. Number and type of atoms in a molecule.
  13. Negative electrons attract positive metal ions bond with strong electrostatic forces.
  14. Occurs between non-metal atoms and the bond.

22 Clues: Is measured in g/dm^3. • Involves gain of electrons. • Involves loss of electrons. • Is used for ionic compounds. • The average mass of isotopes. • Involve oxidation and reduction. • The unit of amount of substance. • An acid and base react with each other. • Number and type of atoms in a molecule. • Is the sum of the relative atomic masses. • ...

Chemistry 2022-12-01

Chemistry crossword puzzle
Across
  1. The small compound which are building blocks for larger molecules
  2. The monomers of protein
  3. A compound containing carbon
  4. A lipid which makes up the cell membrane
  5. The large molecule made of of smaller molecules
  6. The class of organic compounds which contain C, H, O, N and is a component of skin, hair and muscles
  7. The monomers of carbohydrates
  8. The monomers of nucleic acids
  9. The center of an atom
  10. The attraction between the same molecules
  11. A class of organic compounds which stores and transmits genetic information
  12. The process of removing water to make/build a bond between monomers
  13. A class of organic compound containing C, H, O and functions as the primary source of energy
  14. The attraction between different molecules
Down
  1. The bond between two molecules of water
  2. The process of adding water to break a bond between monomers
  3. A class of organic compounds containing C, H, O and is a source of long term energy storage and do not dissolve in water
  4. Composed of two or more elements bonded together
  5. The particle in an atom which is involved in bonding
  6. A large carbohydrate
  7. The positive particle in the nucleus of an atom
  8. A bond in which electrons are shared between atoms
  9. The ability for water to absorb a large amount of heat but resist a change in temperature
  10. The neutral part of an atom
  11. The bond between amino acids
  12. A molecule which has charged ends
  13. The two parts that make up a lipid
  14. The basic unit of matter

28 Clues: A large carbohydrate • The center of an atom • The monomers of protein • The basic unit of matter • The neutral part of an atom • A compound containing carbon • The bond between amino acids • The monomers of carbohydrates • The monomers of nucleic acids • A molecule which has charged ends • The two parts that make up a lipid • The bond between two molecules of water • ...

Chemistry 2021-06-08

Chemistry crossword puzzle
Across
  1. Polymerized ethylene.
  2. Important for the production of chemicals.
  3. These are not always cube shaped.
  4. Combine nanoparticles with other nanoparticles or with larger, bulk-type materials.
  5. Do not store in metal.
  6. The ability of the plastic to resist abrasion and wear.
  7. Should be used when there is a risk of adverse exposure of chemicals to the skin.
  8. A nanomaterials may be incidentally produced as a byproduct of mechanical or industrial processes.
  9. These nanomaterials are nanosized polymers built from branched units.
  10. The process of mixing these additives to virgin plastics.
  11. Condensation products of dicarboxylic acid with dihydroxy alcohols.
  12. A self-reactive substances.
  13. This process is used to obtain three-dimensional articles from two-dimensional sheets.
  14. A chemical that is not corrosive, but causes reversible inflammatory effects on living tissue at the site of contact.
  15. The extent to which the polymer chains are arranged in a regular structure instead of a random fashion.
  16. It is the study of manipulating matter on an atomic and molecular scale.
  17. Substances that emit a flammable gas upon contact with water.
  18. Chemicals that have flash points of 100200oF.
  19. react vigorously with reducing materials.
  20. Breathing in contaminated air is the most common way that workplace chemicals enter the body.
  21. Modify the properties of plastics to give the final plastic, better hardness, tensile strength, finish and workability.
  22. Chemicals vary widely in how toxic (poisonous) they are.
  23. Belongs to the synthetic polymers family and is also known as polyamides.
  24. Hard and rigid at room temperature and do not soften on heating.
Down
  1. The amount of exposure to a chemical is the single most significant factor of concern.
  2. These bonds are extremely strong and very hard to break.
  3. Macromolecules of high molecular weight which are formed by linkage between large numbers of small molecules called monomers.
  4. A nanomaterials that have been deliberately engineered and manufactured by humans to have certain required properties.
  5. Workplace chemicals may be swallowed accidentally if foods or hands are contaminated.
  6. High polymers, which have elastic properties and can be stretched up to about 300 percent.
  7. Class of high polymers which can be molded into any desired form by heat and pressure.
  8. A chemical that causes cancer.
  9. The tendency of a polymer to pass extraneous materials.
  10. Any solid material with its atoms, or smallest units of matter, organized in a repeating pattern.
  11. Two or more monomers undergoing joint polymerization.
  12. An important tool in conveying risk information to employees.
  13. Chemical substances or materials that are manufactured and used at a very small scale.
  14. Atoms or group of atoms forming a building block of the smallest acceptable size of the whole volume of a crystal .
  15. Occurs when exposure to two or more chemicals at a time results in health effects that are greater than the sum of the effects of the individual chemicals.
  16. An infinite periodic array of points in a space.
  17. Electrostatic attraction between two polar groups.

41 Clues: Polymerized ethylene. • Do not store in metal. • A self-reactive substances. • A chemical that causes cancer. • These are not always cube shaped. • react vigorously with reducing materials. • Important for the production of chemicals. • Chemicals that have flash points of 100200oF. • An infinite periodic array of points in a space. • ...

Chemistry 2022-10-17

Chemistry crossword puzzle
Across
  1. process that involves addition(gain) of electrons
  2. the smallest form of a chemical particle that retains the properties of the particle
  3. chemical _______ may be defined as an attraction between the two atoms in a molecule
  4. the central part of an atom consists of protons and neutrons
  5. type of bond is formed by the mutual sharing of pair of electrons between two atoms each atom supplying equal number of electrons for sharing
  6. elements belongs to groups 1A to 7A
  7. unit of measurement used in chemistry to
  8. amounts of a chemical substance
  9. ______metals are elements that belong to 1B to 8B
  10. positively charged particle
  11. type of bond is formed as a result of the complete transfer of one or more electrons from one atom to other
Down
  1. electrons present in the outer most orbit
  2. _____ number is the number protons present in the nucleus of an atom or number of electrons revolving around the nucleus in an atom
  3. atoms of the same elements having the same atomic number but different mass number
  4. branch of science that deals with the study of the nature of matter, its composition, occurrence, isolation, methods of preparation, properties and uses.
  5. process that involves removal(loss) of electron
  6. a negatively charged particle.
  7. _______ number of an element is given by the total number of protons and neutrons present in the nucleus of an atom.
  8. neutral particle
  9. Electron ____ notation represents the distribution of valence electrons of an element
  10. atoms of different elements having the same mass number but different atomic number.

21 Clues: neutral particle • positively charged particle • a negatively charged particle. • amounts of a chemical substance • elements belongs to groups 1A to 7A • unit of measurement used in chemistry to • electrons present in the outer most orbit • process that involves removal(loss) of electron • process that involves addition(gain) of electrons • ...

Chemistry 2022-10-17

Chemistry crossword puzzle
Across
  1. chemical _______ may be defined as an attraction between the two atoms in a molecule
  2. electrons present in the outer most orbit
  3. atoms of the same elements having the same atomic number but different mass number
  4. process that involves addition(gain) of electrons
  5. _______ formula of the compound shows the smallest whole number of atoms of each element present.
  6. branch of science that deals with the study of the nature of matter, its composition, occurrence, isolation, methods of preparation, properties and uses.
  7. _______ number of an element is given by the total number of protons and neutrons present in the nucleus of an atom.
  8. the smallest form of a chemical particle that retains the properties of the particle
  9. elements belongs to groups 1A to 7A
  10. ______metals are elements that belong to 1B to 8B
Down
  1. unit of measurement used in chemistry to express amounts of a chemical substance
  2. process that involves removal(loss) of electron
  3. type of bond is formed as a result of the complete transfer of one or more electrons from one atom to other
  4. neutral particle
  5. the central part of an atom consists of protons and neutrons
  6. Electron ____ notation represents the distribution of valence electrons of an element
  7. type of bond is formed by the mutual sharing of pair of electrons between two atoms each atom supplying equal number of electrons for sharing
  8. positively charged particle
  9. _____ number is the number protons present in the nucleus of an atom or number of electrons revolving around the nucleus in an atom
  10. a negatively charged particle.
  11. atoms of different elements having the same mass number but different atomic number.

21 Clues: neutral particle • positively charged particle • a negatively charged particle. • elements belongs to groups 1A to 7A • electrons present in the outer most orbit • process that involves removal(loss) of electron • process that involves addition(gain) of electrons • ______metals are elements that belong to 1B to 8B • ...

Chemistry 2020-06-02

Chemistry crossword puzzle
Across
  1. is the unit of measurement for amount of substance in the International System of Units.
  2. is the study of macroscopic, and particulate phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mechanics, analytical dynamics and chemical equilibrium.
  3. are the building blocks of rocks.
  4. water which collects as droplets on a cold surface when humid air is in contact with it.
  5. a self-replicating material which is present in nearly all living organisms as the main constituent of chromosomes. It is the carrier of genetic information.
  6. are the structural units (monomers) that make up proteins. They join together to form short polymer chains called peptides or longer chains called either polypeptides or proteins.
  7. is a chemical reaction that releases energy through light or heat.
  8. a coherent, typically large body of matter with no definite shape.
  9. is one of the four fundamental states of matter.
  10. is a type of vaporization that occurs on the surface of a liquid as it changes into the gas phase.
  11. has electrons surrounded by a volume of positive charge, like negatively-charged "plums" embedded in a positively-charged "pudding"
  12. is the smallest constituent unit of ordinary matter that constitutes a chemical element.
  13. a substance made by mixing other substances together.
  14. a chemical reaction that proceeds more rapidly than it ordinarily would because of the influence of a second and faster reaction in the same system.
  15. able to be dissolved, especially in water.
  16. is any process which requires or absorbs energy from its surroundings, usually in the form of heat.
  17. is an element that readily forms positive ions (cations) and has metallic bonds.
  18. firm and stable in shape; not liquid or fluid.
  19. is the transition of a substance directly from the solid to the gas state, without passing through the liquid state.
  20. becoming liquefied by heat.
  21. are a group in the periodic table consisting of five chemically related elements: fluorine, chlorine, bromine, iodine (I), and astatine.
  22. is any substance that has mass and takes up space by having volume.
  23. relating to or denoting chemical bonds formed by the sharing of electrons between atoms.
  24. a thing that is composed of two or more separate elements; a mixture.
  25. the medieval forerunner of chemistry, based on the supposed transformation of matter. It was concerned particularly with attempts to convert base metals into gold or to find a universal elixir.
  26. consisting of parts all of the same kind.
  27. is a chemical element with the symbol C and atomic number 6. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds.
  28. is a class of physical phenomena that are mediated by magnetic fields.
Down
  1. make up a group of chemical elements with similar properties; under standard conditions, they are all odorless, colorless, monatomic gases with very low chemical reactivity.
  2. Model was the first atomic model and was developed by John Dalton in the early 19th century.
  3. is a nearly incompressible fluid that conforms to the shape of its container but retains a constant volume independent of pressure.
  4. cause (a substance) to be deposited in solid form from a solution.
  5. is the artificial execution of useful chemical reactions to obtain one or several products.
  6. an expert in chemistry; a person engaged in chemical research or experiments.
  7. is the study of matter, its properties, how and why substances combine or separate to form other substances, and how substances interact with energy.
  8. is a branch of chemistry that studies the structure, properties and reactions of organic compounds, which contain carbon in covalent bonding.
  9. is the sub-field of chemistry dealing with radioactivity, nuclear processes, and transformations in the nuclei of atoms, such as nuclear transmutation and nuclear properties.
  10. deals with synthesis and behavior of inorganic and organometallic compounds.
  11. which the negatively charged electrons orbit a small, positively charged nucleus similar to the planets orbiting the sun (except that the orbits are not planar).
  12. a solution is a special type of homogeneous mixture composed of two or more substances.
  13. is an element that has properties that are intermediate between those of metals and nonmetals.
  14. tend to be associated with the vertical columns on the periodic table
  15. is an electrically neutral group of two or more atoms held together by chemical bonds.
  16. is the science of obtaining, processing, and communicating information about the composition and structure of matter.
  17. is the name given to a horizontal row of the periodic table.
  18. is a branch of chemistry focused on the application of quantum mechanics in physical models and experiments of chemical systems.
  19. is a pure substance that is made from a single type of atom
  20. is simply an element that does not display the properties of a metal. It is not defined by what it is, but by what it is not.
  21. are the chemical elements in group 16 of the periodic table.
  22. of or denoting a process involving substances in different phases (solid, liquid, or gaseous).

50 Clues: becoming liquefied by heat. • are the building blocks of rocks. • consisting of parts all of the same kind. • able to be dissolved, especially in water. • firm and stable in shape; not liquid or fluid. • is one of the four fundamental states of matter. • a substance made by mixing other substances together. • is a pure substance that is made from a single type of atom • ...

Chemistry 2020-06-04

Chemistry crossword puzzle
Across
  1. temperature scale temperature scale where 0°C and 100°C are defined as the freezing and boiling points of water, respectively.
  2. is force per area.
  3. A substance which is made up of loads of small molecules joined together.
  4. metal is an element belonging to Group II of the periodic table. Examples of alkaline earth metals are magnesium and calcium.
  5. is any organic molecule that has a -COH group.
  6. A horizontal row of elements in the periodic table.
  7. is a molecule that contains a R-CO-R' functional group. An example of a common ketone is acetone (dimethyl ketone).
  8. describes a process that absorbs heat. Endothermic reactions feel cold.
  9. describes a process that gives off heat.
  10. group functional group consisting of a carbon double bonded to oxygen and single bonded to a hydroxyl (-COOH).
  11. is a group of elements sharing similar properties. It is not necessarily the same thing as an element group. For example, the chalcogens or oxygen family consists of some different elements from the nonmetal group.
  12. solid in which atoms are bonded to other atoms of the same type.
  13. rare earth metal with element symbol Ce and atomic number 58.
  14. is a possible value of energy that an electron can have in an atom.
  15. is a property of a physical object that quantifies the amount of matter it contains.
  16. law that states the properties of elements recur in a predictable and systematic way when they are arranged by increasing atomic number.
  17. is an ionic compound that dissolves in water to produce ions, which can conduct electricity. Strong electrolytes completely dissociate in water, while weak electrolytes only partially dissociate or break apart in water.
  18. binding of an element to itself via covalent bonds, forming a chain or ring
  19. number - the number of protons in the nucleus of an atom of an element.
  20. volume occupied by one mole of an element at room temperature.
  21. is how repeatable a measurement is. More precise measurements are reported with more significant figures.
  22. electrode where reduction occurs; usually the negative electrode.
  23. The substance which adds oxygen to another substance.
  24. is something made as a result of a chemical reaction.
  25. is a unit of temperature. A Kelvin is equal in size to a degree Celsius, although Kelvin starts from absolute zero. Add 273.15 to a Celsius temperature to get the Kelvin value. Kelvin is not reported with a ° symbol. For example, you would simply write 300K not 300°K.
  26. tube a vacuum tube with a source of electrons, a fluorescent screen, and means of accelerating and deflecting the electron beam.
Down
  1. is the name for the element with atomic number 55 and is represented by the symbol Cs. It is a member of the alkali metal group.
  2. The chemical reaction combining monomers to form polymers.
  3. functional group consisting of a carbon atom double bonded to oxygen, C=O.
  4. tabular arrangement of elements by increasing atomic number, ordered according to trends in recurring properties.
  5. ion with a positive electrical charge.
  6. is the acronym for the molecule adenosine triphosphate.
  7. is when a titration is stopped, typically because an indicator has changed color. The endpoint need not be the same as the equivalence point of a titration.
  8. an ion consisting of one carbon bonded to three oxygen atoms (CO32-) or a compound containing this ion.
  9. A scale which shows how acidic or alkaline a substance is.
  10. horizontal row of the periodic table; elements with the same highest unexcited electron energy level.
  11. value used to describe the size of an atom, usually half the distance between two atoms just touching each other.
  12. anaylysis A method of finding out the elements present in an unknown substance via a series of chemical tests.
  13. Loss of electrons in a chemical reaction.
  14. surrounding gases, such as the gases surrounding a planet that are held in place by gravity.
  15. is using electricity to break the bonds in a compound to break it apart.
  16. is any of a material's properties that becomes evident during, or after, a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity
  17. parts per million
  18. are molecules that are non superimposable mirror images of each other.
  19. is the property of matter which reflects the quantity of energy of motion of the component particles.
  20. The arrangement of elements in the order of increasing atomic number in a table.
  21. is a metal in Group I of the periodic table. Examples of alkali metals include lithium, sodium, and potassium.
  22. substance that increases the chemical reaction rate by decreasing its activation energy.
  23. parts per billion
  24. average mass of atoms of an element.
  25. is any organic molecule that has an -OH group.
  26. A charged particle found in the nucleus of an atom.
  27. is energy of motion. The more an object moves, the more kinetic energy it has.
  28. reaction - An addition reaction is a chemical reaction in which atoms add to a carbon-carbon multiple bond.

54 Clues: parts per million • parts per billion • is force per area. • average mass of atoms of an element. • ion with a positive electrical charge. • describes a process that gives off heat. • Loss of electrons in a chemical reaction. • is any organic molecule that has a -COH group. • is any organic molecule that has an -OH group. • A horizontal row of elements in the periodic table. • ...

Chemistry 2020-08-18

Chemistry crossword puzzle
Across
  1. what was the first surfactant
  2. if someone has very dry sensitive skin what kind of products should you use (on pH scale)
  3. heat produced after mixing the activator
  4. substance that dissolves a solute and makes a solution
  5. chemical combo of 2 or more atoms in fixed proportions
  6. unabbrevated pH
  7. what should be included if you wanted to have a measurable pH in your products/mixtures
  8. liquids are able to mix together to form solutions
  9. what does a reducing agent do to hydrogen to a chemical compound
  10. substance that causes cancer
  11. how many elements are known in science today
  12. when liquids are not capable of being mixed to form a stable solution ex. water and oil
  13. what kind of change happens when ice melts to water
  14. what type of products should you make sure to store away from each other
Down
  1. substance that is dissolved in a solution
  2. in SDS what is the next step after identification
  3. any substance that occupies space and has weight
  4. what does an oxidizing agent do to oxygen
  5. how many elements occur naturally on earth
  6. what can be added to a mixture that separates after being left out
  7. what did the Safety Data Sheet replace (abbreviation)
  8. what kind of mixture is air considered
  9. combo of 2 or more different elements ex. NaCl table salt
  10. basic units of matter
  11. what kind of reaction happens when there is an absorption of heat from an external source
  12. simplest form of chemical matter
  13. when immiscible liquids are combines they form ___
  14. how many categories is SDS formatted into
  15. what is designed to be used in an emergency regarding hazardous chemicals (abbreviation)
  16. acids owe their chemical reactivity to this ion
  17. what does the overexposure principle and overexposure determine
  18. how many accepted pictograms are included in all SDS

32 Clues: unabbrevated pH • basic units of matter • substance that causes cancer • what was the first surfactant • simplest form of chemical matter • what kind of mixture is air considered • heat produced after mixing the activator • substance that is dissolved in a solution • what does an oxidizing agent do to oxygen • how many categories is SDS formatted into • ...

Chemistry 2018-12-10

Chemistry crossword puzzle
Across
  1. chemical symbol of the only liquid metal at room temperature
  2. You need this metal for strong bones
  3. Protons and neutrons have a mass of
  4. What diamonds are made from
  5. Rows in the periodic table
  6. Not all treasure is ______ and gold.
  7. Country Dimitri was from
  8. Second lightest element
  9. Electrons are found in these in atoms
  10. Element with chemical symbol Ir
  11. The number of electrons and protons in an atom are
  12. Father of the periodic table
  13. Negatively charged particle
  14. Neutrons have a charge of
  15. Neutral subatomic particle
Down
  1. The only element with a Z in
  2. The basic building block. Elements are made of these.
  3. Gas we exhale
  4. Pirate's favourite metal
  5. Columns in the periodic table
  6. Gas we inhale to respire
  7. A very reactive yellow gas
  8. The only liquid non-metal at room temperature
  9. Metal that melts just above room temperature
  10. The centre of the atom is called this
  11. Lightest element
  12. John Newlands discovered this law
  13. The element with the electron configuration 2,8,8,2
  14. Positively charged particle
  15. There are 118 different ones of these in the periodic table
  16. Common chemical that covers 60% of the Earth's surface

31 Clues: Gas we exhale • Lightest element • Second lightest element • Pirate's favourite metal • Gas we inhale to respire • Country Dimitri was from • Neutrons have a charge of • Rows in the periodic table • A very reactive yellow gas • Neutral subatomic particle • What diamonds are made from • Positively charged particle • Negatively charged particle • The only element with a Z in • ...

Chemistry 2019-03-20

Chemistry crossword puzzle
Across
  1. Compromises only about 0.05% of the earth's crust by mass but easily obtained
  2. The use of pesticides and insecticides are types of ____ control to protect food crops from unwanted pests or insects
  3. Two or more forms of the same element that differ in properties but exist in the same physical state
  4. nitrogen ____ is the process of organisms to convert atmospheric nitrogen to a form that can be used by plants
  5. The result of heating white phosphorous to about 300C in the absence of air
  6. The antibacterial action of hydrogen peroxide is due to highly reactive molecules called
  7. Makes up 78% of the volume of air
  8. the most important commercial method of preparing hydrogen in the US
  9. The most abundant element in the universe
  10. The movement of nitrogen and nitrogen compounds from the air to the soil and back forms this cycle
  11. A colorless gas with a characteristic pungent smell
Down
  1. Nitrogen is found in all living things in the form of ___ and nucleic acids
  2. Ammonium ____ was commonly used as smelling salts to revive someone who has fainted
  3. Addition of hydrogen to double (or triple) bonds
  4. The ammonia used for fertilizer production is synthesized by the ____ process
  5. A substance used to speed up a chemical reaction
  6. Is a process in which plants replenish oxygen in Earth's atmosphere
  7. Fool's gold
  8. Most abundant element in earth's crust
  9. The ____process is when superheated water injected into the bed of sulfur containing rock through the outermost of three concentric pipes causing sulfur to melt and form a liquid pool

20 Clues: Fool's gold • Makes up 78% of the volume of air • Most abundant element in earth's crust • The most abundant element in the universe • Addition of hydrogen to double (or triple) bonds • A substance used to speed up a chemical reaction • A colorless gas with a characteristic pungent smell • Is a process in which plants replenish oxygen in Earth's atmosphere • ...

Chemistry 2019-10-11

Chemistry crossword puzzle
Across
  1. Satuan jumlah zat
  2. Ikatan antara sulfur dan oksigen dalam ion sulfat
  3. Reaksi yang menghasilkan panas
  4. Oksidator pada proses terbentuknya karat
  5. Sifat yang muncul karena jumlah zat terlarut bukan karena sifat kimia zat terlarut
  6. Penggambaran ikatan kimia dari elektron valensi
  7. Sifat magnet yang muncul akibat dari 1-3 elektron yang tidak berpasangan
  8. Hidrokarbon Tunggal
  9. Spesi yang memiliki bilangan oksidasi sama dengan nol
  10. Zat yang direduksi saat terdapat ion natrium dalam larutan
Down
  1. atuan konsentrasi yang dihitung dari mol berbanding dengan volume larutan
  2. Proses perusakan suatu benda
  3. Perhitungan reaksi kimia
  4. Kutub Negatif pada Elektrolisis
  5. Kutub Negatif pada Sel Volta
  6. Zat yang dioksidasi pada larutan basa dengan anoda inert
  7. Unsur yang memiliki nilai elektronegatifitas tertinggi
  8. Hukum yang menjelaskan hubungan antara muatan dengan mol elektron
  9. Konfigurasi elektron dengan prinsip "Membangun"
  10. Teori yang menjelaskan pembentukan geometri molekul

20 Clues: Satuan jumlah zat • Hidrokarbon Tunggal • Perhitungan reaksi kimia • Proses perusakan suatu benda • Kutub Negatif pada Sel Volta • Reaksi yang menghasilkan panas • Kutub Negatif pada Elektrolisis • Oksidator pada proses terbentuknya karat • Penggambaran ikatan kimia dari elektron valensi • Konfigurasi elektron dengan prinsip "Membangun" • ...

Chemistry 2019-10-11

Chemistry crossword puzzle
Across
  1. Kutub Negatif pada Sel Volta
  2. Satuan jumlah zat
  3. atuan konsentrasi yang dihitung dari mol berbanding dengan volume larutan
  4. Sifat yang muncul karena jumlah zat terlarut bukan karena sifat kimia zat terlarut
  5. Ikatan antara sulfur dan oksigen dalam ion sulfat
  6. Proses perusakan suatu benda
  7. Zat yang direduksi saat terdapat ion natrium dalam larutan
  8. Sifat magnet yang muncul akibat dari 1-3 elektron yang tidak berpasangan
  9. Zat yang dioksidasi pada larutan basa dengan anoda inert
  10. Konfigurasi elektron dengan prinsip "Membangun"
  11. Unsur yang memiliki nilai elektronegatifitas tertinggi
Down
  1. Oksidator pada proses terbentuknya karat
  2. Reaksi yang menghasilkan panas
  3. Perhitungan reaksi kimia
  4. Penggambaran ikatan kimia dari elektron valensi
  5. Hukum yang menjelaskan hubungan antara muatan dengan mol elektron
  6. Kutub Negatif pada Elektrolisis
  7. Hidrokarbon Tunggal
  8. Teori yang menjelaskan pembentukan geometri molekul
  9. Spesi yang memiliki bilangan oksidasi sama dengan nol

20 Clues: Satuan jumlah zat • Hidrokarbon Tunggal • Perhitungan reaksi kimia • Kutub Negatif pada Sel Volta • Proses perusakan suatu benda • Reaksi yang menghasilkan panas • Kutub Negatif pada Elektrolisis • Oksidator pada proses terbentuknya karat • Penggambaran ikatan kimia dari elektron valensi • Konfigurasi elektron dengan prinsip "Membangun" • ...

Chemistry 2019-07-25

Chemistry crossword puzzle
Across
  1. a five carbon sugar moeity
  2. one of the radioisotope of this element finds wide use in treatment of cancer
  3. a class of natural products often used for treatment
  4. a natural source of metals
  5. a collective name for particles located in the centre of an atom
  6. one of the rich source for aluminium
  7. The process or system of naming chemicals as per set of rules laid down by IUPAC
  8. shift a value used in elucidation of structure of proton distribution by NMR
  9. Substances that are known to cause cancer
  10. a substance that is know to enhances the rate of a chemical reaction
  11. A class of organic compounds containing only two elements often used as fuel
  12. unstable atoms that emit particles to gain stability are often referred as thus
  13. A compound with same molecular formula but different structural formula
  14. electrode where oxidation is the primary process
  15. an alloy containing copper
  16. process dependent upon genetic code to get proteins
  17. one of the most widely used PET radiopharmaceutical
  18. a positively charged ion
  19. the simplest alkane
  20. a sulphur containing amino acid
  21. 0ne of the three scientists who got Nobel for their path-breaking work in 1968
  22. something ones uses while washing clothes
  23. Gallium 67 emits this particle
  24. helix A model for DNA that won Watson and Crick a Nobel prize
  25. the nature of substances when their pH is above 7
  26. polymers of amino acids
  27. the substances that regulate the growth and metabolic processes in human body insulin is an example
  28. related to dental terminology but in chemistry is a measure of concentration
  29. plastics are one of this class as is cellulose
Down
  1. Base,sugar,phosphate strung together for components of DNA and or RNA
  2. the first quantum number designated as n
  3. the term used for determination of Acid or base concentration by adding the other in multiple small volumes for neutralization
  4. an Ore is often subjected to a set pf processes to get a metal
  5. an allotropic form of carbon is priced heavily
  6. dating An Isotope based method to identify age of say trees
  7. bonds that are not following octet rules both ways
  8. a class of organic compounds that produce primary carboxylic acids upon oxidation
  9. an ion or molecule that helps form co-ordination complexes
  10. a rich source of lead
  11. The periodic table in its present form is atrributed to him
  12. Law defines how the volume of a gas changes with respect to temperature
  13. transition metal complexes with unpaired electrons in their valence shell may behave thus
  14. a branch of spectroscopy that revolutionised organic structure determination
  15. proteins and peptides that catalyse biochemical reactions
  16. an element that finds much significance in diagnosis and treatment of thyroid disorders
  17. unit(s) that is repeated in the formation of natural or synthetic polymers
  18. the sugar moiety in basic DNA components
  19. ethanol is often referred as thus though it truly represent a class of organic compounds with hydroxy groups
  20. a hexadentate ligand often used for determining the concentration of Metals known to bind with it..
  21. Testosterone for one estradiol for another
  22. a different number of these in atoms produce isotopes
  23. a branch of material science that is offered as an engineering degree
  24. a class of organic cyclic compounds known to have characteristic odour
  25. the heaviest known isotope of Hydrogen

54 Clues: the simplest alkane • a rich source of lead • polymers of amino acids • a positively charged ion • a five carbon sugar moeity • a natural source of metals • an alloy containing copper • Gallium 67 emits this particle • a sulphur containing amino acid • one of the rich source for aluminium • the heaviest known isotope of Hydrogen • the first quantum number designated as n • ...

Chemistry 2019-11-08

Chemistry crossword puzzle
Across
  1. A substance that reacts with other substances in a chemical reaction
  2. Substance made up of only one type of matter
  3. Pure substances formed by the combination of two non-metals
  4. Subatomic particle with a positive electrical charge
  5. Cloudy mixture that cannot be separated
  6. Cloudy mixture that can be separated
  7. A chemical reaction which absorbs heat energy
  8. A combination of symbols that represent a compound and the amount
  9. Pure substances formed by the combination of a metal and a non-metal
  10. A chemical change which releases heat energy
  11. Number of protons an element has
  12. A new substance produced in a chemical reaction
  13. First chemistry text
Down
  1. Two or more substances combined
  2. Average mass of an element
  3. Arranged elements in the periodic table according to their properties
  4. In a chemical reaction the total mass of the reactants is equal to the total mass of the products
  5. Two or more substances in which the different substances are easy to see
  6. One or two letters that represent an element
  7. Subatomic particle with a negative electrical charge
  8. Two or more pure substances that look like one substance
  9. Subatomic particle with no charge
  10. When two or more substances react to form a new substance
  11. One type of matter
  12. Chemical combination

25 Clues: One type of matter • Chemical combination • First chemistry text • Average mass of an element • Two or more substances combined • Number of protons an element has • Subatomic particle with no charge • Cloudy mixture that can be separated • Cloudy mixture that cannot be separated • Substance made up of only one type of matter • One or two letters that represent an element • ...

Chemistry 2020-09-25

Chemistry crossword puzzle
Across
  1. The smallest building block of matter
  2. atomic number of Carbon (C)
  3. A bond between a metal and non- metal
  4. Go across the periodic table (rows)
  5. When the outer shell is not full
  6. Something that takes up space and has mass
  7. Atomic_______. Gives us the protons and electrons
  8. Amount of electrons in Argon (AR)
  9. Found on the circling the nucleus
  10. This bond is the weakest
  11. Atoms are tightly packed and move slowly
  12. What is is called when two or more atoms combine
  13. Atomic _________. P+N
Down
  1. They have the same amount of valence electrons
  2. This bond is the strongest
  3. model Shows an element with all the electrons
  4. A bond between two non-metals
  5. The electrons in the outer shell
  6. Atoms have lots of energy and move very fast.
  7. Atoms has space but still bump into each other
  8. Where the protons and neutrons are found.
  9. Positively charged particles in an atom
  10. When the outer shell is full an atom is____

23 Clues: Atomic _________. P+N • This bond is the weakest • This bond is the strongest • atomic number of Carbon (C) • A bond between two non-metals • The electrons in the outer shell • When the outer shell is not full • Amount of electrons in Argon (AR) • Found on the circling the nucleus • Go across the periodic table (rows) • The smallest building block of matter • ...

Chemistry 2023-02-08

Chemistry crossword puzzle
Across
  1. Zero intensity
  2. Contains the same mass as protons but does not have an electrical charge.
  3. The representation of a system that helps predict how a system behaves.
  4. The instrument used to observe the color components of any light source.
  5. A pattern of frequencies by a given element.
  6. Positively charged subatomic particles
  7. is a mixture of different compounds that can be seen as an individual substance.
  8. The area in which most energy is present.
  9. Horizontal rows on the Periodic Table.
  10. Shows the full range of frequencies and wavelengths of electromagnetic radiation.
  11. Atoms of the same elements that contain a different number of neutrons are what of each other.
Down
  1. When more than one element comes together.
  2. Force of attraction between two atoms that holds them together.
  3. A unit of electrical energy.
  4. The manipulation of objects from 1 to 100 nanometers in scale.
  5. This is when the number of electrons that may be lost or gained during chemical bonding.
  6. Unit of wave frequency.
  7. When atoms clump together to form a molecular unit that acts as a single electrically charged group.
  8. The person who oversaw the gold foil experiment.
  9. This forms when the components are in different phases.
  10. matter that contains two or more elements or compounds.

21 Clues: Zero intensity • Unit of wave frequency. • A unit of electrical energy. • Positively charged subatomic particles • Horizontal rows on the Periodic Table. • The area in which most energy is present. • When more than one element comes together. • A pattern of frequencies by a given element. • The person who oversaw the gold foil experiment. • ...

Chemistry 2023-02-03

Chemistry crossword puzzle
Across
  1. 11
  2. 7
  3. 20
  4. 13
  5. 15
  6. 18
  7. 2
  8. 14
  9. 12
  10. 3
  11. 9
Down
  1. 17
  2. 5
  3. 16
  4. 6
  5. 1
  6. 4
  7. 8
  8. 19
  9. 10

20 Clues: 5 • 6 • 7 • 1 • 4 • 8 • 2 • 3 • 9 • 17 • 16 • 11 • 20 • 13 • 15 • 18 • 19 • 14 • 10 • 12

chemistry 2023-06-08

chemistry crossword puzzle
Across
  1. an element with oppositely charged ends is _________
  2. a modification of an organism or its parts that make it more fit for existence evolution
  3. a long scoop-shape and made of metal
  4. prefix of 7
  5. a small particle with a negative charge that is found in all atoms
  6. a branch of science that deals with celestial objects
  7. a giant gas planet
  8. a biological community of interacting organisms and their physical environment
  9. combustion of __________ Fuel+ O2→ CO2+H2O
  10. freezes at 32 degrees Fahrenheit
  11. a measure of how acidic/basic water is
  12. a planet that orbits a star outside the solar system
  13. the act of making offspring
  14. an atom or molecule that has a positive or negative electrical charge
  15. sodium chloride
  16. The distance Earth orbits the Sun is just right for water to remain a liquid
  17. what bonds involve the sharing of electron pairs between atoms.
Down
  1. "Bye, Felicia."
  2. a natural home or environment of an organism
  3. the smallest part of a substance that cannot be broken down chemically
  4. a cloud of gas and dust in outer space
  5. the study of matter and energy
  6. a system of millions or billions of stars
  7. a colorless, odorless reactive gas
  8. born 14 March 1879
  9. water with metal substances are
  10. a chemical process that occurs in plants when exposed to sunlight
  11. a colorless pungent gas in solution made by oxidizing methanol
  12. Deoxyribonucleic Acid
  13. "as if"
  14. the explosion of a star
  15. an object that orbits a planet or something else that is not a star

32 Clues: "as if" • prefix of 7 • "Bye, Felicia." • sodium chloride • born 14 March 1879 • a giant gas planet • Deoxyribonucleic Acid • the explosion of a star • the act of making offspring • the study of matter and energy • water with metal substances are • freezes at 32 degrees Fahrenheit • a colorless, odorless reactive gas • a long scoop-shape and made of metal • ...

Chemistry 2023-05-26

Chemistry crossword puzzle
Across
  1. consisting of different, distinguishable parts or elements
  2. a measure of the amount of matter in a substance or an object.
  3. a change of materials into another, new materials with different properties and one or more than one new substances are formed.
  4. any of a class of substances characterized by high electrical and thermal conductivity as well as by malleability, ductility, and high reflectivity of light
  5. made up of one or more atoms
  6. a simple substance that cannot be broken down into smaller parts or changed into another substance
  7. that in which only the exchange of energy is allowed but the exchange of matter is not allowed.
  8. the particular condition that someone or something is in at a specific time
  9. it has 118 elements
  10. Atom or molecule that has a positive or negative electrical charge.
  11. colorless crystalline compound occurring naturally in seawater and halite
Down
  1. is a system that has flows of information, energy, and/or matter between the system and its environment, and which adapts to the exchange
  2. the material involved in the change is structurally the same before and after the change
  3. an element or substance that is not a metal.
  4. identifies each constituent element by its chemical symbol and indicates the proportionate number of atoms of each element
  5. the chemical element of atomic number 11
  6. the chemical element of atomic number 12
  7. it has an atomic number of 6
  8. process in which one or more substances, the reactants, are converted to one or more different substances, the products
  9. is an equation for a chemical reaction in which the number of atoms for each element in the reaction and the total charge is the same for both the reactants and the products
  10. is a gaseous, liquid or solid mixture that has the same proportions of its components throughout a given sample
  11. the branch of science that deals with the identification of the substances of which matter is composed
  12. firm and stable in shape
  13. a substance that flows freely but is of constant volume, having a consistency like that of water or oil.
  14. the basic unit of a chemical elemt

25 Clues: it has 118 elements • firm and stable in shape • it has an atomic number of 6 • made up of one or more atoms • the basic unit of a chemical elemt • the chemical element of atomic number 11 • the chemical element of atomic number 12 • an element or substance that is not a metal. • consisting of different, distinguishable parts or elements • ...

chemistry 2022-12-09

chemistry crossword puzzle
Across
  1. is the distance an object moves
  2. metals not shiny breaks with ease
  3. is speed plus direction
  4. a push or pull
  5. boundaries when plates crash into each other
  6. when two forces have a different amount of force
  7. positive charge
  8. every action, there is an equal and
  9. is a change in speed direction or both
  10. an object in motion stays in motion
  11. mass x acceleration
Down
  1. negative charge
  2. reaction
  3. electrons determine the reactivity( stability of an element
  4. boundaries when plates past each other
  5. change new substance with new properties
  6. force when two objects have the same force
  7. change size,shape, or a state of matter
  8. neutral charge
  9. boundaries when plates move away from each other
  10. boundaries giant pieces of crust

21 Clues: reaction • a push or pull • neutral charge • negative charge • positive charge • mass x acceleration • is speed plus direction • is the distance an object moves • boundaries giant pieces of crust • metals not shiny breaks with ease • every action, there is an equal and • an object in motion stays in motion • boundaries when plates past each other • is a change in speed direction or both • ...