The mass number of a nucleus isA. always less then its number isB. always more then its number isC. sometimes equal to its atomic numberD. sometimes more then and sometimes equal to its atomic number

The mass number of a nucleus isA. always less then its number isB. alw

1.	The mass number of a nucleus isA. always less then its number isB. always more then its number isC. sometimes equal to its atomic numberD. sometimes more then and sometimes equal to its atomic number
Answer» Correct Answer - C::D In the case of is hydrogen , atomic = mass number in the atoms atomic number lt mass number

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The mass number of a nucleus isA. always less then its number isB. always more then its number isC. sometimes equal to its atomic numberD. sometimes more then and sometimes equal to its atomic number

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