A nucleus decays by 
emission followed by a gamma emission. If the atomic and mass numbers of the parent nucleus are 
and 
respectively, the corresponding numbers for the daughter nucleus are respectively.
A
and 
B
and 
C
and 
D
and 
Text Solution
Verified by ExpertsThe correct answer is:
C
After 
emission atomic number decreases by one and mass number remain unchanged. 
emission, there will be no change on mass number and atomic number.
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