Home JEE Main - Previous Year Papers JEE MAIN 2020 PAPER-4 Determine the total number of neutrons in th…
JEE Main - Previous Year Papers JEE MAIN 2020 PAPER-4 Single Correct MCQ
Published on: August 13, 2026

Determine the total number of neutrons in three isotopes of hydrogen.

A
1
B
2
C
3
D
4

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The correct answer is:
C

Number of neutrons in protium

Number of neutrons in deuterium

Number of neutrons in tritium

So, total number of neutrons

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