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Nucleus: Common Terms

There are iso...

Question

There are _____ isotopes of hydrogen.

A

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B

1

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C

2

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D

3

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Solution

The correct option is D 3
Hydrogen has relative atomic mass 1.00794 and has three naturally occurring isotopes. The ordinary isotope of hydrogen with no neutrons is sometimes called protium. The symbols D and T are sometimes used for deuterium and tritium.

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