During a negative beta decay,

Options

A. an atomic electron is ejected
B. an electron which is already present with in the nucleus is ejected
C. a neutron in the nucleus decays emitting on electron
D. a part of the binding energy is converted into electron

Answer

A

Explanation

Negative `Beta`-decay is expressed by the equation,
`nto p^(+)e^(-)+v^(-).`