Write the formula of the following coordination compound : Iron (III) hexacyanoferrate (II)

Explanation

To write the formula for the coordination compound Iron (III) hexacyanoferrate (II), we can follow these steps:

### Step 1: Identify the oxidation states of the metals
- The name indicates that iron is in the +3 oxidation state (Iron (III)).
- The term "ferrate" suggests that the central metal (ferrate) is in the +2 oxidation state (Ferrate (II)).

### Step 2: Identify the ligands
- The term "hexa-cyano" indicates that there are six cyanide ligands (CN⁻) attached to the central metal.
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