Four statements for Cr and Mn are given below:
(I) | Cr2+ and Mn3+ have the same electronic configuration. |
(II) | Cr2+ is a reducing agent while Mn3+ is an oxidizing agent. |
(III) | Cr2+ is an oxidizing agent while Mn3+ is a reducing agent. |
(IV) | Both Cr and Mn are oxidizing agents. |
The correct statements are
1. (I), (III),(IV)
2. (I) , (II)
3. (I), (II) and (IV)
4. (I), (IV)