How would you account for the following:
Cobalt(II) is stable in aqueous solution but in the presence of complexing reagents, it is easily oxidized.

Question

How would you account for the following: Cobalt(II) is stable in aqueous solution but in the presence of complexing reagents, it is easily oxidized.

Philoid · Accepted Answer

Cobalt gets oxidized from +2 to +3 oxidation state in the presence of complexing reagents.

How would you account for the following:Cobalt(II) is stable in aqueous solution but in the presence of complexing reagents, it is easily oxidized.