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1 markReactions of Carbon Compounds

CSEC Chemistry · January 2019 · Paper 2 · Question 3(d)(ii)

Compound A and Compound B can be distinguished by reacting them with bromine solution in the dark.

State the colour change that is observed when the reaction occurs.

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Other parts of this question

  1. 3(a)(i)State ONE natural source of hydrocarbons and TWO possible uses of Compound A.[3 marks]
  2. 3(a)(ii)Draw the FULLY DISPLAYED structure of Compound A.[2 marks]
  3. 3(b)(i)Define the term 'catalytic cracking'.[2 marks]
  4. 3(b)(ii)State the importance of catalytic cracking in petroleum refineries.[1 mark]
  5. 3(c)(i)Draw a possible FULLY DISPLAYED structural formula of Compound B.[2 marks]
  6. 3(c)(ii)State ONE physical property common to both Compound A and Compound B.[1 mark]
  7. 3(d)(i)State which of the two compounds, A or B, reacts with bromine.[1 mark]
  8. 3(d)(iii)Write a balanced chemical equation for the reaction.[2 marks]

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