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10 Cards in this Set
- Front
- Back
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what is matter
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anything that takes up space, e.g an element
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define element and give an example
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a pure substance that cannot be broken down any further. e.g. iron
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define compound and give an example
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two pure substances that are chemically joined and are nearly impossible to separate. e.g water H2O
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define atom and give an example
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a tiny particle. eg. an element
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define lustre
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the surface or coat of something
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define: malleable
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able to be melted
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define: pure substance
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materail that cannot be broken down into simpler substances
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define mixture
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made up of more than one substance that are not chemically joined
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what are the properties of a mixture?
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the composition is variable,
each of its componants retains its characteristic properties. its compounds are easily separated. |
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properties of pure substances
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the composition is sustained.
the substances are not easily separated. |
