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JEE Main202122 Jul 2021Morning ShiftChemistryChemical KineticsActual

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

Options

  1. AProtium
  2. BTritium
  3. CDeuterium
  4. DDeuterium and Tritium

Correct answer

B. Tritium

Step-by-step solution

H 1 1 and H 1 2 are stable while ₁³ H is radioactive.

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