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1 markStructure and Bonding

CSEC Chemistry · May/June 2007 · Paper 2 · Question 5(c)(i)

Sulphur (IV) oxide, a gaseous pollutant, dissolves in water droplets in the atmosphere and thus causes acid rain.

Write the formula for sulphur (IV) oxide.

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Other parts of this question

  1. 5(a)(i)Amphoteric oxide[2 marks]
  2. 5(a)(ii)Acid anhydride[2 marks]
  3. 5(b)(i)To determine if zinc oxide is amphoteric[5 marks]
  4. 5(b)(ii)To determine if zinc oxide is an acid anhydride[1 mark]
  5. 5(c)(ii)Write an equation for the reaction between sulphur (IV) oxide and water.[1 mark]
  6. 5(d)(i)Give the name of ONE reagent that could be used for this purpose. Support your answer by writing a chemical equation, using ONE of the named pollutants…[2 marks]
  7. 5(d)(ii)Suggest why the reagent you have named in (d) (i) above should be used in the powdered form.[2 marks]

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