[" 14.What are alpha particles? "],[" gn the reaction "],[qquad [" I "x" - "alpha+y" ."],[" give.Fhe atonic number and "],[" Mass nunber of "y" ."]]

What are alpha prticles ? In the reaction : ._(Z)X^(A)rarr alpha+Y give the atomic number of Y.

If x+y alpha x-y then

What is the mass of an alpha -particle ?

In the nuclear reaction ._85 X^297 rarr Y + 4 alpha, Y is.

An element of atomic number Z and mass number A, emits an alpha particle, a beta particle and gamma radiations. What is the atomic number and mass number of the daughter element ?