$A$ radioactive substance emits

For the given reaction, the particle $X$ is $_6C^{11} \to _5B^{11} + \beta^+ + X$.

The nucleus $_{48}^{115}Cd$ after two successive ${\beta ^ - }$ decays will give:

The $\beta$-particles of a radioactive metal originate from

Choose the correct nuclear process from the below options $[p : \text{proton}, n : \text{neutron}, e^{-} : \text{electron}, e^{+} : \text{positron}, v : \text{neutrino}, \overline{v} : \text{antineutrino}]$.

During the radioactive decay of a substance,which of the following is $NOT$ emitted?