Question

What does a chemical formula represent?

• A. Number of atoms of each element present in one molecule of the compound.
• B. It represents a mole of an atom.
• C. Represents bonding between atoms.
• D. Represents the number of electrons shared.

Answer 1

The correct option is A

Number of atoms of each element present in one molecule of the compound.

Chemical formula is defined as number of atoms of each element present in one molecule of the compound.

For eg: $Ca{Cl}_2$ _, it represents 2 atoms of chlorine and 1 atom of calcium.