14. For the symbol H, D and T, tabulate three subatomic particles found in each of them.

(a) H (Protium) _1Hi Atomic number = 1 Mass number = 1 Number of proton = 1 Number of electron = 1 Number of neutron = Nil (b) D (Deuterium) _2 Hi Atomic number = 1 Mass number = 2 Number of proton = 1 Number of electron = 1 Number of neutron = 1 (c) T (Tritium) _3 Hi Atomic number = 1 Mass number = 3 Number of proton = 1 Number of electron = 1 Number of neutron = 2