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Atoms, Etc.
Question | Answer |
---|---|
Atom | the smallest unit of an element that has the properties of that element |
Molecule | two or more atoms that are held together by chemical bonds |
Element | a substance made of one kind of atom |
Diatomic Element | an element that exists in nature as two atoms bonded together |
Compound | two or more different kinds of atoms chemically bonded together |
Pure Substance | a substance made up of only one type of particle |
homogeneouss | a mixture in which the molecules of the substances in the mixture are evenly spread out |
heterogeneous | a mixture in which the molecules of the substances in the mixture are NOT evenly spread out |
Example of a homogeneous mixture | salt water |
Example of a heterogeneous mixture | fruit salad |