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Ch 2 Vocabulary Terms
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Element
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A pure substance made of only one kind of atom
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Terms in this set (10)
Element
A pure substance made of only one kind of atom
Compound
A substance made up of atoms of two or more different elements joined by chemical bonds
homogeneous mixture
a mixture that is uniform in composition; components are evenly distributed and not easily distinguished
heterogeneous mixture
A mixture in which different materials can be distinguished easily
solution
A homogeneous mixture of two or more substances
precipitate
A solid that forms from a solution during a chemical reaction.
Viscosity
A liquid's resistance to flowing
Reactivity
The ease and speed with which an element combines, or reacts, with other elements and compounds.
chemical properties
a property of matter that describes a substance's ability to participate in chemical reactions
physical properties
the characteristics of a substance that can be observed or measured without changing the substance