The first organic compound prepared in the laboratory contains ‘X’ number of pi bonds. Value of ‘X’ is

The first organic compound (urea) prepared in the laboratory is an ‘Amide’.NH4CNOAmmmonium cyanate →Isomerisation   NH2-CO-NH2 ;Urea   Functional group in urea is -CONH2amide  It has one pi bond between 'C' and 'O'...(C=O) ;