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9 Cards in this Set
- Front
- Back
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Substance |
a particular kind of matter with uniform properties.
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Element |
each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter. Each element is distinguished by its atomic number, i.e., the number of protons in the nuclei of its atoms. |
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Compound |
a thing that is composed of two or more separate elements |
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Heterogeneous Mixture |
A mixture in which the initial substances cannot be detected after they have been mixed. |
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Homogeneous Mixture |
A mixture which has uniform composition and properties throughout. |
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Solution |
a liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent) |
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Colloid |
a homogeneous, noncrystalline substance consisting of large molecules or ultramicroscopic particles of one substance dispersed through a second substance. Colloids include gels, sols, and emulsions; the particles do not settle and cannot be separated out by ordinary filtering or centrifuging like those in a suspension. |
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Tyndall Effect |
light scattering by particles in a colloid |
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Suspension |
a heterogeneous mixture in which solute-like particles settle out of a solvent-like phase some time after their introduction. |
