Question

$\mathrm{\beta }$-rays comprise electrons and are very light.

• A. True
• B. False

Answer 1

The correct option is A True

• A beta particle is emitted from the nucleus of an atom during radioactive decay.
• A beta particle forms when a neutron changes into a proton and a high-energy electron. The proton stays in the nucleus but the electron leaves the atom as a beta particle.

Thus, the given statement is true.