question_answer

The oxidation state of Cr in\[{{[Cr{{(N{{H}_{3}})}_{4}}C{{l}_{2}}]}^{+}}\]is     AIEEE  Solved  Paper-2005

A) 0                                             

B) +1                          

C)        +2                          

D)        +3

Correct Answer: D

Solution :

Let oxidation state of Net charge