Multiple choice

Sulphur dioxide is ______.

  1. basic oxide

  2. acidic oxide

  3. neutral oxide

  4. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Sulphur dioxide (SO2) is classified as an acidic oxide because it reacts with water to form sulfurous acid (H2SO3). Acidic oxides are non-metal oxides that form acids when dissolved in water, unlike basic oxides which form bases.

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