Describe the action of hydrogen sulphide with Potassium manganate (VII).

Describe the action of hydrogen sulphide with Potassium manganate (VII).

---

Observation:
- The Purple solution turns colourless
- Manganate (VII) ions are reduced to manganate (II) ions; H₂S oxidized to yellow sulphur.

---

Kavungya answered the question on April 29, 2019 at 11:38

Exams With Marking Schemes

• Grade 1
• Grade 2
• Grade 3
• Grade 4
• Grade 5
• Grade 6
• Grade 7
• Grade 8
• Grade 9
• PP1
• PP2
• Playgroup
• Form 1
• Form 2
• Form 3
• Form 4

Related Questions

---

• Describe the action of hydrogen sulphide gas With acidified potassium dichromate VI solution. (Solved)
  

  Describe the action of hydrogen sulphide gas With acidified potassium dichromate VI solution.

  Date posted: April 29, 2019 .    Answers (1)

• What are sulphites? (Solved)
  

  What are sulphites?

  Date posted: April 29, 2019 .    Answers (1)

• Explain the effects of heat on sulphates. (Solved)
  

  Explain the effects of heat on sulphates.

  Date posted: April 29, 2019 .    Answers (1)

• What are sulphates? (Solved)
  

  What are sulphates?

  Date posted: April 29, 2019 .    Answers (1)

• Describe the preparation of chlorine from MnO₂ and HCl. (Solved)
  

  Describe the preparation of chlorine from MnO₂ and HCl.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the solubility of chlorine in water. (Solved)
  

  Explain the solubility of chlorine in water.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the action of chlorine on a litmus paper. (Solved)
  

  Explain the action of chlorine on a litmus paper.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the bleaching action of chlorine. (Solved)
  

  Explain the bleaching action of chlorine.

  Date posted: April 29, 2019 .    Answers (1)

• State the action of chlorine on a burning splint. (Solved)
  

  State the action of chlorine on a burning splint.

  Date posted: April 29, 2019 .    Answers (1)

• Describe the process for preparation of iron (III) chloride (Solved)
  

  Describe the process for preparation of iron (III) chloride.

  Date posted: April 29, 2019 .    Answers (1)

• Explain chlorine as an oxidizing agent. (Solved)
  

  Explain chlorine as an oxidizing agent.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the reaction of chlorine with hydrogen. (Solved)
  

  Explain the reaction of chlorine with hydrogen.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the reaction of chlorine with phosphorus. (Solved)
  

  Explain the reaction of chlorine with phosphorus.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the reaction of chlorine with sodium hydroxide solution. (Solved)
  

  Explain the reaction of chlorine with sodium hydroxide solution.

  Date posted: April 29, 2019 .    Answers (1)

• Describe the displacement reactions of chlorine with other halogens (Solved)
  

  Describe the displacement reactions of chlorine with other halogens.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the reaction of chlorine with ammonia. (Solved)
  

  Explain the reaction of chlorine with ammonia.

  Date posted: April 29, 2019 .    Answers (1)

• Explain the reaction of chlorine with hydrogen sulphide gas. (Solved)
  

  Explain the reaction of chlorine with hydrogen sulphide gas.

  Date posted: April 29, 2019 .    Answers (1)

• Explain how one would obtain pure ammonium chloride from a mixture of lead sulphate and ammonium chloride (Solved)
  

  Explain how one would obtain pure ammonium chloride from a mixture of lead sulphate and ammonium chloride

  Date posted: April 28, 2019 .    Answers (1)

• What is the difference between freezing point and melting point? (Solved)
  

  What is the difference between freezing point and melting point?

  Date posted: April 28, 2019 .    Answers (1)

• Describe the effects of chlorine gas on warm turpentine. (Solved)
  

  Describe the effects of chlorine gas on warm turpentine.

  Date posted: April 27, 2019 .    Answers (1)