Which statement best

Question

describes the process of alpha
decay? (1 point)
An unstable nucleus
releases an electron.
An unstable nucleus
rearranges its particles
and releases energy.
An unstable nucleus
releases a particle
containing two protons
and two neutrons.
An unstable nucleus
releases a single
positively charged
particle.

Answer 1

The statement that best describes the process of alpha decay is:

"An unstable nucleus releases a particle containing two protons and two neutrons."

This describes the emission of an alpha particle, which consists of two protons and two neutrons, from the nucleus of an unstable atom.