classify matter
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Created by:
Riley138046 on November 8, 2010
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20 terms
Terms | Definitions |
|---|---|
 pur substance | matter made of only one kind of atom or molecule that can be represented by a chemical formula |
| element | the simplist form of pure substances |
| compound | pure substances made of 2 or more different elements chemically combined |
| allotrope | different molecular forms of an elemant in the same physical state |
| mixtures | a collection or 2 or more pure substance physically mixed together that cannot be represented by a chemical formula |
| homogenous mixture | the mixed substances are evenly disributed and they are called solutions |
| alloy | are homogenous mixtures between 2 solids |
| heterogenous mixture | the mixed substances are not evenly distributed |
| suspension | is a heterogenous mixture that settles upon sitting |
| colloid | a suspension that does not settle |
| atom | smallest component of an elemant having the chemical properties of an elemant |
| molecule | The smallest particle of an element or compound capable of a stable, independent existence. |
| tyndall effect | The scattering of light by colloidal particles |
| kinetic energy | is the energy which it possesses due to its motion |
| filtration | seperates a solid from a liquid by using filter paper and a funnel |
| filtrate | the liquid that pass through the filter papper |
| centrifuge | a mixture is spun and base on density the mixture breaks into differnt parts |
| distillation | is used to seperate substances with different boling points |
| decanting | a liquid is pourd off leaving the remaing a solid |
| chromatography | is used to seperate the components of a solution |
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