For the Symbol H, D and T tabulate three sub-atomic particles found in each of them.

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Chapter 4 NCERT Class 9 Science SOLUTIONS

1. For the Symbol H, D and T tabulate three sub-atomic particles found in each of them.

Question:

For the Symbol H, D and T tabulate three sub-atomic particles found in each of them.

Answer:

H, D and T are the isotopes of Hydrogen, the following is the table of their subatomic particles :

Isotope	Symbol	Mass Number	Number of electrons	Number of Protons	Number of Neutrons
Hydrogen	H	1	1	1	0
Deuterium	D	2	1	1	1
Tritium	T	3	1	1	2

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