Which one of the following isotope of hydrogen has highest relative abundance?

Protium

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Deuterium

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Tritium

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None of the above

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Solution

The correct option is A Protium
The protium isotope is the most abundant of the three isotopes.
The abundance of this isotope in the earth’s crust is about $99.985$ %.
The abundance of deuterium and tritium isotope in the earth’s crust is about $0.0156$ % and $10^{- 15}$ % respectively.

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Hydrogen

Standard IX Chemistry

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Which one of the following isotope of hydrogen has highest relative abundance?

The correct option is A ProtiumThe protium isotope is the most abundant of the three isotopes. The abundance of this isotope in the earth’s crust is about 99.985%. The abundance of deuterium and tritium isotope in the earth’s crust is about 0.0156% and 10−15% respectively.

The correct option is A Protium
The protium isotope is the most abundant of the three isotopes.
The abundance of this isotope in the earth’s crust is about $99.985$ %.
The abundance of deuterium and tritium isotope in the earth’s crust is about $0.0156$ % and $10^{- 15}$ % respectively.