Atoms And Nuclei Question 181
Question: Atomic number of a nucleus is Z and atomic mass is M. The number of neutron is [CPMT 1997; RPMT 1999; BHU 1999]
Options:
A) $ M-Z $
B) M
C) Z
D) $ M+Z $
Show Answer
Answer:
Correct Answer: A
Solution:
$ N=M-Z= $ Total no. of nucleons ? no. of protons.