The mass number of a nucleus is [IIT 1986; ISM Dhanbad 1994; MP PMT – McqOptions

MCQOPTIONS

1.	The mass number of a nucleus is [IIT 1986; ISM Dhanbad 1994; MP PMT 1997; CBSE PMT 2003; MH CET (Med.) 2001]
A.	Always less than its atomic number
B.	Always more than its atomic number
C.	Always equal to its atomic number
D.	Sometimes more than and sometimes equal to its atomic number
Answer» E.

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