Question

Q. Particles of compounds are
a)atoms.

b)heterogeneous mixtures .

c)homogeneous mixtures .

d)molecules of two or more atoms of different elements


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Answer 1

A compound is a substance that consists of two or more elements in a unique composition. The smallest particle of a compound is called a molecule. Chemical bonds hold together the atoms of molecules. Compounds can form only in chemical reactions, and they can break down only in other chemical reactions.

Answer 2

d.

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