Isotope(s) of hydrogen which emits low energy β - particles with t 1 / 2 value > 12 years is/are

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Isotope(s) of hydrogen which emits low energy

β^{-}

particles with

t_{1 / 2}

value

> 12

years is/are

ChemistryChemical KineticsJEE MainJEE Main 2021 (22 Jul Shift 1)

Options:

A Protium
B Tritium
C Deuterium
D Deuterium and Tritium

Solution:

1924 Upvotes Verified Answer

The correct answer is: Tritium

{}_{1}^{1}H

and

{}_{1}^{2}H

are stable while ${ }_{1}^{3} \mathrm{H}$ is radioactive.

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