a
alpha
b
beta
c
gamma
d
neutron
e
x-rays
Explanation
Correct Option
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Discussions (4)

Etugo
10 years ago
Radioactivity is a spontaneous reaction in which alpha,beta, gamma are release and sometimes neutron because it's found in nucleus.
Xray is by thermionic emission from hot cathode~D

doctormmusa
10 years ago
b is not the ans because alpha is negatively electron is found in the nucleus you have to check. the ans again



