Respuesta :
					                   Alpha Decay
When a nucleus is unstable because it has to many protons, it releases an alpha particle. An alpha particle consists of two protons and two neutrons, so it’s a helium nucleus. This is alpha decay.
					                
					                
					             When a nucleus is unstable because it has to many protons, it releases an alpha particle. An alpha particle consists of two protons and two neutrons, so it’s a helium nucleus. This is alpha decay.