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:
- (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.