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Hydrocarbons

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Question 4

Three unknown hydrocarbon samples, PPP, QQQ, and RRR, are separately shaken with a few drops of orange bromine water.

The observations are recorded in the table below:

HydrocarbonColour of mixture after shaking
PPPRemains orange
QQQDecolourises (turns colourless)
RRRDecolourises (turns colourless)

Using these results, comment on the structure and bonding of hydrocarbons PPP, QQQ, and RRR.

[2]

Hydrocarbons Questions

  1. GCSE
  2. /Chemistry
  3. /Hydrocarbons

Practise Edexcel GCSE Chemistry Hydrocarbons with exam-style questions for Foundation and Higher tier. 34 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.

Question bank