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Hydrocarbons

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Question 2

A student investigates the reactivity of three separate organic samples in the laboratory:

  • Tube 1: Hex-1-ene
  • Tube 2: The product obtained from the complete hydrogenation of hex-1-ene
  • Tube 3: Poly(hex-1-ene)

A few drops of orange-brown bromine water are added to each tube in the dark, and the mixtures are thoroughly shaken.

Which option correctly identifies the final appearance of the mixture in each tube?

Tube 1: colourless; Tube 2: orange-brown; Tube 3: orange-brown\text{Tube 1: colourless; Tube 2: orange-brown; Tube 3: orange-brown}Tube 1: colourless; Tube 2: orange-brown; Tube 3: orange-brown

Tube 1: colourless; Tube 2: colourless; Tube 3: orange-brown\text{Tube 1: colourless; Tube 2: colourless; Tube 3: orange-brown}Tube 1: colourless; Tube 2: colourless; Tube 3: orange-brown

Tube 1: colourless; Tube 2: orange-brown; Tube 3: colourless\text{Tube 1: colourless; Tube 2: orange-brown; Tube 3: colourless}Tube 1: colourless; Tube 2: orange-brown; Tube 3: colourless

Tube 1: orange-brown; Tube 2: colourless; Tube 3: colourless\text{Tube 1: orange-brown; Tube 2: colourless; Tube 3: colourless}Tube 1: orange-brown; Tube 2: colourless; Tube 3: colourless

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