1.

""_(92)^(238) U is the element of III B group , it undergoes decay as follows , ""_(92) ^(238) U overset(- alpha)(to) A overset(-alpha)(to) B overset(-beta)(to) C Which of the following statements is/are correct ?

Answer»

A will be of III B group
A will be of 1 B group
B will of II A
C is the isotope of `""_(92)^(238) U`

SOLUTION :`""_(92) U^(238) overset(- (""_(2) He^(4)))(to) ""_(90) TH^(234) overset(- (""_(2) He^(4)))(to) ""80 Ra^(230) overset(- (""_(1) beta^(0)))(to) ""_(89) Z^(230)`


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