Question:

Match the following:
List-I (Sol)List-II (Method of preparation)
A) \( \text{As}_2\text{S}_3 \)I) Bredig's arc method
B) \( \text{Au} \)II) Oxidation
C) \( \text{S} \)III) Hydrolysis
D) \( \text{Fe(OH)}_3 \)IV) Double decomposition

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In matching-type questions, carefully analyze each compound's preparation method. Double-check common methods of preparation for accuracy.
Updated On: Jun 6, 2025
  • A-III, B-II, C-IV, D-I
  • A-I, B-III, C-IV, D-II
  • A-IV, B-I, C-II, D-III
  • A-IV, B-III, C-I, D-II
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The Correct Option is C

Solution and Explanation

- A) As₂S₃ is prepared by double decomposition (IV).
- B) Au is prepared by Bredig's arc method (I).
- C) S is prepared by oxidation (II).
- D) Fe(OH)₃ is prepared by hydrolysis (III).
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