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In aqueous solution, [Co(H2O)6]^(2+) (X)...

In aqueous solution, `[Co(H_2O)_6]^(2+) (X)` reacts with molecular oxygen in the presence of excess liquor `NH_3` to give a new complex Y. The number of unpaired electrons in X and Y are, respectively

A

`3,1`

B

`3,0`

C

`3,3`

D

`7,0`

Text Solution

Verified by Experts

The correct Answer is:
B
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