Question
Chemistry Question on coordination compounds
The sum of coordination number and oxidation number of the metal M in the complex [M(en)2(C2O4)]Cl (where en is ethylenediamine) is :-
A
7
B
8
C
9
D
6
Answer
9
Explanation
Solution
[M(en)2(C2O4)]Cl oxidation state of M = + 3 Coordination number of M = 6 . Sum of oxidation state + coordination number = 3 + 6 = 9
So, the correct answer is (C): 9.