ATOMS: An atom is the smallest particles of an element. It maintains its identity in all physical changes and chemical changes. The size of an atom is extremely small.
MOLECULES: Molecules represent a group of two or more atoms which are chemically bonded together. OR A molecule is also defined as the smallest particle of the element or a compound which is capable of and independent existence and describe all the properties of that substance.
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ATOMS:An atom is the smallest particles of an element. It maintains its identity in all physical changes and chemical changes. The size of an atom is extremely small.
MOLECULES:
Molecules represent a group of two or more atoms which are chemically bonded together.
OR
A molecule is also defined as the smallest particle of the element or a compound which is capable of and independent existence and describe all the properties of that substance.