JEE Main & Advanced Chemistry Hydrogen & Its Compounds Question Bank Hydrogen

  • question_answer The sum of protons, electrons and neutrons in the heaviest isotope of hydrogen is

    A) 6

    B) 5

    C) 4

    D) 3

    Correct Answer: C

    Solution :

    \[_{1}{{H}^{3}}\] has 3 nucleons (1 proton + 2 neutrons) and one electron so sum of these is 3 + 1 = 4.


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