`R-CNunderset(HCl)overset(SnCl_(2))(to)" "overset(H_(3)O^(o+))(to)R-CHO`
Above reaction is

Ph-overset(O)overset(||)(C)-CH_(3) overset(NaNO_(2))underset(HCl)(to) (A) underset("heat")overset(AC_(2)O)(to) (B)overset(H_(3)O^(+))(to)(C) Product (C) of the above reaction is :

Ph-overset(O)overset(||)(C)-CH_(3)underset(HCl)overset(NaNO_(2))to(A)underset("heat")overset(AC_(2)O)to(B)overset(H_(3)O^(+))to(C) Product ( C) of the above reaction is :

R-C-= N overset(SnCl_2 +HCI ) to X overset(H_3 O^+ ) to Y. this reaction is :

R-C-= N overset(SnCl_2 +HCI ) to X overset(H_3 O^+ ) to Y. this reaction is :

CH_(3)C equiv N underset(HCl)overset(SnCl_(2))(rarr) CH_(3) CH = NH overset(H_(2)O)(rarr) X. Find out X.

R-CH=CH-CHO+NH_(2)-overset(O)overset("||")C-NHNH_(2)overset(H^(+))to X (X) in the above reaction is