CH_(3)-C-=CH(dil H_(2)SO_(4))/(H_(8)^(2))times X(B_(a)(OH)_(2))/(Delta)Y;Y" is "

CH_(3)-C-=CH overset(dil H_(2)SO_(4)) underset(Hg^(2+))to underset("(X)")(CH_(3)-overset(OH)overset(|)(C)-CH_(2)) harrunderset("(Y)")(CH_(3)-overset(O)overset(|)(C)-CH_(3)) By what phenomenon X converts into Y.

CH_(3)-C-=underset(Hg^(+2))overset(dil.H_(2)SO_(4))(to)Xunderset(Delta)overset(Ba(OH)_(2))(to)Y,Y is

CH_(3)-C-=CHunderset(Hg^(+2))overset(dil.H_(2)SO_(4))(to)Xunderset(Delta)overset(Ba(OH)_(2))(to)Y,Y is

CH_(3)-C-= CH underset("dil." H_(2)SO_(4))overset(HgSO_(4))(to) (A) CH_(3) - C-= CHunderset((2) H_(2)O_(2)//HO^(-))overset((1) BH_(3).THF)(to) (B) Product (A) and (B) is differentiated by :

(A) overset(HgSO_(4))underset("dil." H_(2)SO_(4))(to) (B) underset((2) H^(o+)//Delta)overset((1) NaBH_(4))(to){:(CH_(3)-C-CH_(2)-CH_(3)) , (" "||), (" "CH-CH_(3)):} Reactant (A) is :