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Multiple Choice Question

The lead acetate cotton wool is used in limit test for arsenic to-

  • A
    Make the arsine gas
  • B
    Develop the yellow colour
  • C
    Trap the hydrogen sulphide gas
  • D
    none of the above
Explanation:
Lead acetate wool or paper are used to trap hydrogen sulphide gas which may be involved along with arsine gas. The hydrogen sulphide gas also react with mercuric chloride paper to give yellow colour.
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This question belongs to the set "Practice Test Set #1 | Pharmaceutical Chemistry 1 (inorganic) MCQs". Click below to read detailed notes and attempt the full quiz.

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