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Definition
| a substance that reacts in a chemical change |
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Definition
| a substance that is formed by a chemical change |
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Definition
| a blend of two or more kinds of matter, each of which retains its own identity and properties |
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Term
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Definition
| study of the composition, structure and properties of matter and the changes it undergoes |
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Definition
| a vertical column of the periodic table |
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Definition
| a horizontal row of elements in the periodic table |
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Definition
| an element that is a good conductor of heat and electricity |
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Term
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Definition
| having a uniform composition throughout |
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Term
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Definition
| a homogenous mixture of two or more substances in a single phase |
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Term
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Definition
| an element that has some characteristics of metals and some characteristics of nonmetals |
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Term
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Definition
| a property that depends on the amount of matter that is present |
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Term
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Definition
| a property that does not depend on the amount of matter present |
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Term
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Definition
| the smallest unit of an element that maintains the properties of that element |
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Term
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Definition
| a pure substance made of only one kind of atom |
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Term
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Definition
| a characteristic that can be observed or measure without changing the identity of the substance |
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Term
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Definition
| not having a uniform composition throughout |
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Definition
| a change in a substance that does not involve a change in the identity of the substance |
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Term
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Definition
| the state of matter in which the substance has definite volume and definite shape |
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Term
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Definition
| the state of matter in which the substance has a definite volume but an indefinite shape |
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Term
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Definition
| a substance that is made from the atoms of two or more elements that are chemically bonded |
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Term
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Definition
| that state of matter in which a substance has neither a definite volume or a definite shape |
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Term
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Definition
| a high temperature physical state of matter in which atoms lose their electrons |
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Term
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Definition
| the ability of a substance to undergo a change that transforms into a different substance |
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Term
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Definition
| a change in which one or more substances are converted into different substances |
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Term
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Definition
| any substance that has a definite compound |
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Definition
| a measure of the amount of matter |
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Term
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Definition
| anything that has mass and takes up space |
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Term
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Definition
| a substance that has a fixed composition and differs from a mixture in that every sample of a given pure substance has exactly the same characteristic properties and composition |
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Term
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Definition
| an arrangement of the elements in order of their atomic numbers so that elements with similar properties fall in the same column, or group |
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