Iupac Nomenclature

Match the structures in Column I with their correct IUPAC names given in Column II.

.tg {border-collapse:collapse;border-spacing:0;}
.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
overflow:hidden;padding:10px 5px;word-break:normal;}
.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;
font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}
.tg .tg-baqh{text-align:center;vertical-align:top}
.tg .tg-amwm{font-weight:bold;text-align:center;vertical-align:top}
.tg .tg-0lax{text-align:left;vertical-align:top}

	Column I		Column II
A.		P.	2,3-Dibromo-1-phenylpentane.
B.		Q.	2,3- Dibromohexanedial.
C.		R.	2- ( 4- isobutylphenyl) propanoic acid
D.		S.	2- Hydroxy-1,2,3- propanetricarboxylic acid.