May/June 2026 Paper 12

2026 · 40 questions · 40 parts · 40 marks

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18Nitrogen Sulfur Industrial ProcessesEasy1 mark
Two procedures are described.
  1. 1
    Sulfur is burned in an excess of oxygen then NO is added to the product mixture.
  2. 2
    Sulfur is burned in an excess of oxygen then NO is added to the product mixture.
Which procedures will produce some sulfur trioxide, SO?