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| A process in which one or more substances change to make one or more new substances. |
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| A solid substance that forms in a solution. |
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| A force that holds two atoms together in a molecule. |
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| A chemical reaction in which energy is released. |
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| A chemical reaction in which energy is taken in. |
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| The Law of Conservation of Energy |
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Definition
| States that energy cannot be created or destroyed but can be changed from one form to another. |
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| A combination of chemical symbols and numbers to represent a substance. |
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| Uses chemical symbols and formulas as a short way to describe a chemical reaction. |
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| A substance or molecule that participates in a chemical reaction. |
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Definition
| A substance that forms in a chemical reaction. |
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| Law of Conservation of Mass |
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Definition
| States the mass cannot be created or destroyed in ordinary chemical and physical changes. |
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| Number that is placed in front of a chemical symbol or formula. |
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| An attraction between oppositely charged ions. |
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| Compounds that have ionic bonds. Have very high melting points. |
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| An example of an ionic compound. |
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| A repeating three-dimensional pattern. |
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| Compounds that form when atoms share electrons. |
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| Forms as a result of sharing of electrons. Some are not soluble in water, have low melting points, and do not conduct electric current. |
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| The smallest particle into which a covalently bonded compound can be divided and still be the same compound. |
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| Any compound that increases the number of hydronium ions when dissolved in water. Many are corrosive (destroying many things). |
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| A substance that changes color inthe presence of an acid or base. Can identify whether a solution an acid or a base. |
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| Any compound that increases the number of hydroxide ions. |
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| All of he molecules of this break apart in water. |
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| The reaction of an acid and a base to form a neutral solution of water and a salt. |
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Definition
| A value that is used to express the acidity or basicity of a system. |
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Definition
| An ionic compound formed from the positive ion of a base and the negative ion of an acid. |
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