Question

Write the difference between Atom and molecules

Answer 1

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$\tt \red { \underline{Atoms :-}}$

Atom may be defined as the smallest particle of an element which does not exist free in nature but takes part directly in chemical combinations.

For example, hydrogen atom is represented by H, sodium atom is represented by Na, etc.

$\tt \red{ \underline{Molecules:-}}$

Molecule may be defined as the smallest particle of an element or compound which exists free in nature but does not participate directly in chemical combinations.

For example, water molecule is represented by H²O.

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