Write the IUPAC name of the following compound. `Na_3[AlF_6]`

Explanation

To write the IUPAC name of the compound \( \text{Na}_3[\text{AlF}_6] \), we can follow these steps:

### Step 1: Identify the components of the compound
The compound consists of sodium ions (\( \text{Na}^+ \)) and the coordination complex \( [\text{AlF}_6]^{3-} \).

### Step 2: Determine the oxidation state of aluminum
In the coordination complex \( [\text{AlF}_6]^{3-} \):
- Let the oxidation state of aluminum be \( x \).
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