Q3 / 90 · JEE Main 2021 (27 Jul Shift 2) · Chemistry

The number of neutrons and electrons, respectively, present in the radioactive isotope of hydrogen is :-

  • A
    1 and 1
  • B
    3 and 1
  • Correct answer
    C
    2 and 1
  • D
    2 and 2

Solution

Radioactive isotope of hydrogen is Tritium  T13
No. of neutrons (A-Z)=3-1=2
No. of electrons =1

Hence, the correct answer is option: 'C'.

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