Question

An alpha particle is identical to a what?

Answer 1

a helium molecule with 4 nucleus
look ... I am not sure

Answer 2

Answer:

$\huge \fbox \red{✯AɴSᴡᴇR✯}$

helium nucleus

A positively charged particle ejected spontaneously from the nuclei of some radioactive elements. It is identical to a helium nucleus that has a mass number of 4 and an electrostatic charge of +2. It has low penetrating power and a short range (a few centimeters in air).