Complete the reaction
`SnCl_4 + C_2 H_5 Cl+ Na rarr`

Explanation

To complete the reaction of \( \text{SnCl}_4 + \text{C}_2\text{H}_5\text{Cl} + \text{Na} \), we can follow these steps:

### Step 1: Identify the Reaction Type
This reaction is a Wurtz reaction, which involves the coupling of alkyl halides in the presence of sodium metal to form higher alkanes.

**Hint:** Look for reactions that involve the formation of alkanes from alkyl halides and sodium.

### Step 2: Write the Reactants
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