JEE Main Chemistry question

Not in JEE Main or NEET syllabus

The most abundant isotope of hydrogen is:

(A)Tritium
(B)Deuterium
(C)ProtiumCorrect
(D)Para-hydrogen

Answer: (C)

Solution

Protium (H) constitutes about 99.98% of naturally occurring hydrogen, making it overwhelmingly the most abundant isotope; deuterium is present only in trace

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Question ID VK-137376