Question

The correct decreasing order of priority for the functional groups of organic compounds in the IUPAC system of nomenclature is
(a) – COOH, – SO₃H, – CONH₂, – CHO
(b) – SO₃H, – COOH,– CONH₂, – CHO
(c) – CHO, – COOH, – SO₃H, – CONH₂
(d) – CONH₂, – CHO, – SO₃H, – COOH

Answer 1

(c) -CHO, -CƠOH, -SỞ3 H, -CONG2