निम्न रेडियोएक्टिव क्षय `""_(92)X^(234) to ""_(87)Y^(222)` में उत्सर्जित `alpha` तथा `beta` कणों की संख्या होगी -

(x+y)^n में पदों की संख्या

A radioactive substance disintegrate as follows: ""_(92)X^(234) rarr ""_(87)Y^(222) The number of alpha and beta particle emitted from this reaction is

In the following radioactive decay, ""_(92)U^(238)rarr ""(89)Y^(220) , how many alpha and beta particles are ejected from X to form Y ?

""_(92)U^(238) overset(alpha)rarr Aoverset(beta)to ""_(x)^(y)B What are x and y?

In the following radioactive decay : ""_(92)X^(232)to_(89)Y^(220) how many alpha and beta -particles are ejected?