Isotope(s) of hydrogen which emits low energy β- particles with t1 / 2 value 12 years is/are

Question

Isotope(s) of hydrogen which emits low energy β- particles with t1 / 2 value > 12 years is/are (A) Protium (B) Tritium (C) Deuterium (D) Deuterium and Tritium

Tardigrade Admin · Accepted Answer

11 H and 1 2 H are stable while 1 3 H is radioactive.

Q. Isotope(s) of hydrogen which emits low energy $β^{-}$ particles with $t_{1/2}$ value $> 12$ years is/are

Protium

Tritium

Deuterium

Deuterium and Tritium

$_{1}^{1} H$ and $_{1}^{2} H$ are stable while $_{1}^{3} H$ is radioactive.

Q. Isotope(s) of hydrogen which emits low energy β− particles with t1/2​ value >12 years is/are