What is a compound? Give an example.
A Compound is u substance made up of two or more elements chemically combined in a fixed ratio by weight.
They are homogeneous and exhibit definite physical and chemical properties E.g water is a compound.
It is made up of two elements hydrogen and oxygen, which combine chemically in a fixed ratio of 1:8 by weight.
It possesses properties entirely different from the properties of
hydrogen and oxygen.
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