Question
The correct decreasing order of priority of functional groups in naming an organic Question: compound as per IUPAC system of nomenclature is
$-\mathrm{COOH}>-\mathrm{CONH}_{2}>-\mathrm{COCl}>-\mathrm{CHO}$
$\mathrm{SO}_{3} \mathrm{H}>-\mathrm{COCl}>-\mathrm{CONH}_{2}>-\mathrm{CN}$
$-\mathrm{COOH}>-\mathrm{COOR}>-\mathrm{CONH}_{2}>-\mathrm{COCl}$