Question

hydrogen have only 1 electron and no neutrons then how can we write the isotopes of hydrogen are 1H1 (protium) , 1H2 (deuterium) and 1H3(tritium)?

Answer 1

Answer:

Isotopes means same molecular number but different atomic masses.

Explanation:

We know that Hydrogen has only one molecule it can give or take the electron means it is molecule not a atoms so the while writting we always write a Hydrogen as a molecule as a H2 not only H.

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Answer 2

Answer:

Explanation,

Because isotopes are having same no. Of protons

And in protium deuterium and tritium,

There is change in no. Of neutrons and not of protons.

ie. protium has 0 neutrons while,

Deuterium and tritium have 1 and 2 neutrons respectively.

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