Question

Match Column I with Column II and identify correct answer by using the codes given below:

	Column I (Compounds)		Column II (Oxidation state)
A.	[Fe(CN)6]-3	1.	+5
B.	Na3[O5Cl5N]]	2.	+1
C.	[HMn(CO)5]	3.	+3
D.	Fe4[Fe(CN)6]	4.	+2

Codes

	A	B	C	D
(a)	4	3	1	2
(b)	2	4	1	3
(c)	3	1	2	4
(d)	1	2	3	4

Answer 1

Answer is : (c) A → 3, B → 1, C →  2, D → 4