`beta`-particle is emitted in radioactivity by
A. conversion of proton to neutron
B. from outermost orbit
C. conversion of neutron to proton
D. `beta`-particle is not emitted
A. conversion of proton to neutron
B. from outermost orbit
C. conversion of neutron to proton
D. `beta`-particle is not emitted
Correct Answer – c