Q. What is the oxidation state of $C o$ in $[C o (H_{2} O)_{5} Cl]^{2 +} ?$

4636 267 AMUAMU 2013Coordination Compounds Report Error

A

2

27%

B

3

49%

C

1

12%

D

4

11%

Solution:

Oxidation state of $C o$ in $[C o (H_{2} O)_{5} Cl]^{2 +}$ is $+ 3$ .
$x + (5 \times 0) + (- 1) = + 2$
$x = + 3$