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NEET2014Chemistryd and f Block ElementsActual

In presence of acidic medium, KMnO ₄ converts H ₂ ~S into

Options

  1. AMn only
  2. BMnS only
  3. CMnS + S
  4. DS only.

Correct answer

D. S only.

Step-by-step solution

Acidified KMnO ₄ oxidises H ₂ ~S to S only. 2 KMnO ₄+3 H ₂ SO ₄+5 H ₂ ~S K ₂ SO ₄+2 MnSO ₄+5 ~S +8 H ₂ O

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