Question

Que. 12: When a gamma- rays is emitted by a radioactive nucleus, then its.........

A

Z and A remain uncharged

B

Z and A decreases by 1

C

Z and A increases by 1

D

None of these​

Answer 1

Z and A remain unchanged

Explanation:

Gamma decay, in contrast, occurs when a nucleus is in an excited state and has too much energy to be stable. This often happens after alpha or beta decay has occurred. Because only energy is emitted during gamma decay, the number of protons remains the same.