Chemical vs. Phys Change, Formula and Equations
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is the term used to indicate the number of molecules? | Coefficient
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| What is the term used to indicate the number of atoms of a particular element? | Subscript
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| What is the term used to describe the molecules present before a chemical reaction? | Reactants
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| What is the term used to describe the molecules present after a chemical reaction? | Products
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| What is the term used for a change that occurs, but the substance is still the same? | Physical Change
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| What is the term used for a change where new substances are formed? | Chemical Change
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| What is the term used to describe a solid that is produced during a chemical reaction? | Precipitant
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| What is the term used to describe burning? | Combustion
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| What is the term used to describe the process of oxygen reacting with a substance? | Oxidation
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| What is the term used to describe the production of heat or light during a chemical reaction? | Exothermic
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| What is the term used to describe the absorption of heat or energy during a chemical reaction, leaving the reaction container feeling cold. | Endothermic
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| A term used to describe an atom's ability to combine with other elements. | reactivity
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| Law which states that m ass (matter) cannot be created nor destroyed. A chemical reaction does not gain or lose mass in a chemical reaction. | Conservation of Mass (Matter)
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| Two or more elements chemically bonded. | Molecule
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| Two or more different elements which are chemically combined. | Compound
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You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
lauriemerrick
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