1.

The incorrect statement(s) about Cr^(2+) and Mn^(3+)is (are) [Atomic numbers of Cr = 24 and Mn = 25]

Answer»

`CR^(2+)` is a reducing agent
`Mn^(3+)` is an oxidizing agent
Both `Cr^(2+) and Mn^(3+)` EXHIBIT `d^(4)` ELECTRONIC configuration
When `Cr^(2+)`is used as a reducing agent, the chromium ion ATTAINS `d^(5)` electronic configuration

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