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2Al(s) + 2NaOH(aq) + 2H₂O(l) → 2NaAlO₂ + 3H₂

1. Sodium aluminate
2. Sodium hydroxide
3. Aluminium hydroxide
4. None of these

Correct answer: Sodium aluminate

Solution

The reaction produces sodium aluminate (NaAlO₂) along with hydrogen gas. This is a classic reaction of aluminum with sodium hydroxide and water.

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