Alpha and Beta Radiation are types of ionizing radiation. They
are both charged particles though Alpha is heavier than the
particle Beta.
View page
The alpha particle is much more massive than a beta particle. A beta particle is an electron, which has very little mass. An alpha particle is a helium nucleus, and consists of two protons and two neutrons.
View page
The gamma ray is not a particle but is just an EM wave that
transmits energy.