JEE Main 2021 — Hydrogen Question with Solution
From: JEE Main 2021 (Online) 27th July Evening Shift
Question
The number of neutrons and electrons, respectively, present in the radioactive isotope of hydrogen is :
Choose an option
Show full solutionCorrect option: C
Correct answer
C2 and 1
Step-by-step explanation
Radioactive isotope of hydrogen is Tritium (T)
No. of neutrons (A Z) = 3 1 = 2
No. of electrons = 1
No. of neutrons (A Z) = 3 1 = 2
No. of electrons = 1
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This is a previous-year question from JEE Main 2021, covering the Hydrogen 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.