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2 marksSulfuric Acid

CAPE Chemistry Unit 2 · 2016 · Paper 2 · Question 3(a)

Environmental pollution and industrial chemistry.

Sulfur dioxide and sulfur trioxide can cause acid rain if allowed to escape during the Contact Process. Write an equation to represent the formation of acid rain by ONE of these compounds.

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Other parts of this question

  1. 3(b)Outline TWO ways in which other industrial chemicals lead to water pollution.[2 marks]
  2. 3(c)(i)Explain how a named pollutant affects the quality of water for human consumption.[2 marks]
  3. 3(c)(ii)Explain how a named pollutant affects the aquatic environment.[2 marks]
  4. 3(d)(i)Complete Table 2 by outlining simple laboratory tests that would confirm the presence of Pb²⁺ and NO3⁻ in a sample of water.[5 marks]
  5. 3(d)(ii)Write the ionic equation to represent the test on Pb²⁺ in Table 2.[2 marks]

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