Chemical compounds also are pure substances. Depending on who you talk to, homogenous mixtures may be considered examples of pure substances. chemistry.about.com |
The table shows some examples. ... Pure element, oxygen, oxygen atoms in pairs . Pure compound, carbon dioxide, Two oxygen atoms and one carbon atom ... www.bbc.co.uk |
A pure compound refers to a substance or a chemical matter that is composed of more than one element. These types of substances are less reactive and they ... uk.ask.com |