Question
The correct decreasing order of priority for the functional groups of organic compounds in the IUPAC system of nomenclature is
A.
$$ - COOH, - S{O_3}H, - CON{H_2}, - CHO$$
B.
$$ - S{O_3}H, - COOH, - CON{H_2}, - CHO$$
C.
$$ - CHO, - COOH, - S{O_3}H, - CON{H_2}$$
D.
$$ - CON{H_2}, - CHO, - S{O_3}H, - COOH$$
Answer :
$$ - COOH, - S{O_3}H, - CON{H_2}, - CHO$$
Solution :
The correct order of priority for the given functional
group is