Question

Why is atomic numbers are important in chemistry numericals? ​

Answer 1

Answer:

The number of protons in an atom is called its atomic number (Z). This number is very important because it is unique for atoms of a given element. All atoms of an element have the same number of protons, and every element has a different number of protons in its atoms.

Answer 2

Answer:

atomic numbers are important in chemistry numericals b'coz we can easily calculate valency ,charge ,atom's place in periodic table .and many more.