Hydrogen has three isotopes, deuterium is one of them and used in nuclear power plant for production of heavy water. The value of sum of electron, proton and neutrons of heaviest nuclear isotope of hydrogen is equal to
A) four
B) three
C) two
D) None of these
Correct Answer:
A
Solution :
Heaviest isotope of \[\operatorname{H}\,\,=\,\,tritium_{1}^{3}T\] e=1 p=1 n=2 sum = 4