Question

(a) What is a chemical formula ? (b) What is the
significance of a formula ? Give an example to illustrate.
What do you understand by the following terms?​

Answer 1

Answer:

(a) What is a chemical formula ? (b) What is the

significance of a formula ? Give an example to illustrate.

What do you understand by the following terms?

Answer 2

Answer:

A molecular formula uses chemical symbols and subscripts to indicate the exact numbers of different atoms in a molecule or compound. An empirical formula gives the simplest, whole-number ratio of atoms in a compound. A structural formula indicates the bonding arrangement of the atoms in the molecule.