Question

Question No. 24
The maximum oxidation state shown
by Cr, Mo and Wis
Answer
A. +3
B. +4
C.+5
D. +6​

Answer 1

Answer:

Correct option is

A

Os

The electronic configuration of osmium is [Xe]4f

14

5d

6

6s

2

. Osmium shows maximum oxidation state. It is +8.

Mn, Cr and Co show +7, +6 and +4 oxidation states.