Chemistry
In what respect do the three isotopes of hydrogen differ ? Give their structures.
Atomic Structure
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Answer
Hydrogen has three isotopes i.e., namely protium (11H), deuterium (21H) and tritium (31H) each having the same atomic number i.e., 1 but different mass numbers i.e., 1, 2 and 3 respectively.
Hence, all three have same number of electrons and protons whereas number of neutrons are 0, 1 and 2 respectively.
Isotopes of Hydrogen

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