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Question: Answered & Verified by Expert
A precipitate of the following would be obtained when $\mathrm{HCl}$ is added to a solution of stannous sulphide (SnS) in yellow ammonium sulphide
ChemistryPractical ChemistryJEE Main
Options:
  • A $\operatorname{SnS}$
  • B $\mathrm{SnS}_2$
  • C $\mathrm{Sn}_2 S_2$
  • D $\left(\mathrm{NH}_4\right)_2 \mathrm{SnS}_3$
Solution:
1211 Upvotes Verified Answer
The correct answer is: $\mathrm{SnS}_2$
$\mathrm{SnS}+\left(\mathrm{NH}_4\right)_2 \mathrm{~S}_2 \xrightarrow{\mathrm{HCl}}\left(\mathrm{NH}_4\right)_2 \mathrm{~S}+\mathrm{SnS}_2$

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