EASY
9th CBSE
IMPORTANT
Earn 100

Define the following term

Molecule

Important Questions on Atoms and Molecules

EASY
9th CBSE
IMPORTANT

Define the following term

Avogadro's number

EASY
9th CBSE
IMPORTANT

Define the following term

Valency

EASY
9th CBSE
IMPORTANT

Define the following term

Molar mass