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Related Topic: Sulphur and its Compounds

Related Subtopic: Oxidizing action of sulphur (IV) oxide



Questions 5.2.6

  1. Explain, using a chemical equation (E7), the observations (E3) that would be made when a burning piece of magnesium is lowered into sulphur (IV) oxide gas.
  2. Write a chemical equation for the reaction between sulphur (IV) oxide and hydrogen sulphide.


Answers to Questions 5.2.6


  1. Magnesium burns with a bright white flame/light. Yellow specks are deposited on the wall of the test tube. 2Mg(s) + SO2(g) → 2MgO(s) + S(s)
  2. 2H2S(g) + SO2(g) → 2H2O(l) + 3S(s)



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