What kind of reaction that chlorine undergoes with aqueous alkali solution ? 

Explanation

### Step-by-Step Solution

1. **Identify the Reactants**:
Chlorine (Cl₂) reacts with an aqueous alkali solution, typically sodium hydroxide (NaOH).

2. **Determine the Condition of the Reaction**:
The reaction can occur under two conditions:
- Cold or dilute NaOH
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