Chemistry 5070 · O Level · Oxides

Oxides — practice question

A list of atmospheric pollutants is given below. 1. sulfur dioxide 2. methane 3. nitrogen dioxide 4. unburned hydrocarbons Which of these substances could be removed by being made to react with calcium carbonate?

  • A1 and 2
  • B1 and 3
  • C2 and 4
  • D3 and 4

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