question_answer

Aromatic diazonium group can be replaced by various groups/atoms. In this context, match list I with list II and select the correct answer using the codes given below the lists.

List I		List II
A.	\[{{H}_{3}}P{{O}_{2}}\]	1.	Hydrogen
B.	Sandmeyer reaction	2.	Hydroxyl group
C.	Boiling with water	3.	Aryl group
D.	Gomberg reaction	4.	Chlorine

Codes

A)  A-4, B-3, C-2, D-1        

B)  A-1, B-4, C-2, D-1

C)  A-1, B-2, C-3, D-4        

D)  A-2, B-3, C-4, D-1

Correct Answer: B

Solution :

\[{{H}_{3}}PO{{ & }_{2}}-Hydrogen\] Sandmeyer reaction - Chlorine Boiling with water - Hydroxyl group Gomberg reaction - Aryl group