Chemistry · Surface Chemistry
Match List-I (Colloid Preparation Method) with List-II (Chemical Reaction) and choose the correct option: List-I (a) Hydrolysis (b) Reduction (c) Oxidation (d) Double Decomposition List-II (i) 2AuCl3 + 3HCHO + 3H2O → 2Au (sol) + 3HCOOH + 6HCl (ii) As2O3 + 3H2S → As2S3 (sol) + 3H2O (iii) SO2 + 2H2S → 3S (sol) + 2H2O (iv) FeCl3 + 3H2O → Fe(OH)3 (sol) + 3HCl
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(a)-(iv), (b)-(ii), (c)-(iii), (d)-(i)
- 2(a)-(i), (b)-(ii), (c)-(iv), (d)-(iii)
- 3(a)-(iv), (b)-(i), (c)-(iii), (d)-(ii)✓
- 4(a)-(i), (b)-(iii), (c)-(ii), (d)-(iv)
Correct answer
(a)-(iv), (b)-(i), (c)-(iii), (d)-(ii)
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