Question

which of the following is a isotope of hydrogen..a.. protium..b.. deuterium..c.. tritium..d.. all of these

Answer 1

it's d All the above hope it will help you

Answer 2

$\bold{\underline{Answer}}$

Isotopes of hydrogen are as follows

1) Protium $\bold{^1H}$

2) Deuterium $\bold{^2H}$

3) Tritium $\bold{^3H}$

So in this $\bold{ d)\: all \: of \: these }$ is a correct option.

$\bold{Thanks}$