Question

Arrange the following metals with increasing order of their atomic number

Li, N, Al, H, Na.

Answer 1

• Atomic number is a number of electrons present around the nucleus or number of protons present in the nucleus.
• The arrangement of metals with increasing order of their atomic number is $\mathrm{H}<\mathrm{Li}<\mathrm{N}<\mathrm{Na}<\mathrm{Al}$.