Question

How many proton difference are their in between protium and deuterium

• A. 1
• B. 2
• C. 3
• D. 0

Answer 1

The correct option is D 0

$\begin{array}{c}\text{protium}{\to }_1{H}^1;\text{Deuteriem}{\to }_1{H}^2\\ \text{Protium and deuterium are isotopes of Hydrogen}\\ \text{having same atomic number due to same number}\\ \text{of protons and different atomic mass due}\\ \text{to different no of neutrons.}\\ \text{Therefore, D)}0\text{is the correct answer.}\end{array}$