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Multiple choice

Which of the following ions gives orange-red precipitates with H2S?

  1. Sn2+

  2. Bi3+

  3. Cu2+

  4. Sb3+

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Correct option is (4). CuS is black. SnS and Bi2S3 are brown. Sb2S3 is orange yellow. 

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