Question

Name the particle ${}_{+1}{}^1\mathrm{p}$ , stating clearly the meaning of the numbers represented in super-script and sub-script.

Answer 1

Naming of given particle:

• The given particle is proton.
• Proton is a positively charged subatomic particle present inside the nucleus.It is denoted by ‘p’.

Meaning of superscript and subscript:

Superscript:

• The superscript shows the mass number.
• The mass number is the sum of protons and neutrons inside an atom. Here only one subatomic particle, a proton is present hence the mass number is 1.

Subscript:

• The subscript denotes the charge of the particle.
• Here the proton is having a single positive charge and hence it is denoted as +1.