JEE Main 2021ChemistryChemical KineticsEasyMCQ

JEE Main 2021Chemical Kinetics Question with Solution

JEE Main 2021 (22 Jul Shift 1)

Question

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

Choose an option

Show full solutionCorrect option: B
Correct answer
BTritium

Step-by-step explanation

H11 and H12 are stable while is radioactive.

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About this question

This is a previous-year question from JEE Main 2021, covering the Chemical Kinetics chapter of Chemistry. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.