Question

For the complex compound [Fe(en)₂Cl₂]Cl, identify the following:

Oxidation state

Answer 1

Let the oxidation state of Fe be x.

x + 2(0) + 2(−1) = 1

x − 2 = 1

x = 1 + 2

x = 3

∴ The oxidation number of iron (Fe) in [Fe(en)₂Cl₂]Cl is +3.