Nuclear Chemistry - Result Question 13

####16. If an isotope of hydrogen has two neutrons in its atom, its atomic number and atomic mass number will respectively be

[1992]

(a) 2 and 1

(b) 3 and 1

(c) 1 and 1

(d) 1 and 3 .

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Solution:

  1. (d) As number of neutron $=$

Mass number - atomic number

Give number of neutron $=2$

$\therefore$ Mass number will be 3 and atomic number will be one.



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