For the symbols, H, D, and T tabulate three sub-atomic particles found in each of them.
(Protium)H-(11H):
Atomic number = 1 Mass number = 1
No of protons = 1
No. of electrons = 1
No. of neutrons = Nil
D- (21H)
(Deuterium) :
Atomic number = 1 Mass number = 2
No of protons = 1
No. of electrons = 1
No. of neutrons = 1
T-(21H) (Tritium) :
Atomic number = 1 Mass number = 3
No of protons = 1
No. of electrons = 1
No. of neutrons = 2
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