Chemistry · 2021
JEE Main · 22 July 2021, Shift 2 · Q36
Isotope(s) of hydrogen which emits low energy β^- particles with t_1 / 2 value >12 years is/are:
Isotope(s) of hydrogen which emits low energy $\displaystyle \beta^{-}$particles with $\displaystyle t_{1 / 2}$ value $\displaystyle >12$ years is/are :
Official answer
(4)
Tritium
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JEE Main 2021 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.