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10.4 Alcohols and carboxylic acids

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Question 7
F

An alcohol from the homologous series with general formula CnH2n+1OH\mathrm{C_{n}H_{2n+1}OH}Cn​H2n+1​OH has a relative formula mass of 74. The alcohol is dehydrated. (Relative atomic masses: C = 12, H = 1, O = 16)

What is the molecular formula of the organic product?

[1]
A

C3H6\mathrm{C_{3}H_{6}}C3​H6​

B

C4H8\mathrm{C_{4}H_{8}}C4​H8​

C

C4H10\mathrm{C_{4}H_{10}}C4​H10​

D

C5H10\mathrm{C_{5}H_{10}}C5​H10​

Markscheme

10.4 Alcohols and carboxylic acids Questions

  1. GCSE
  2. /Chemistry
  3. /10.4 Alcohols and carboxylic acids

43 exam-style questions on Edexcel GCSE Chemistry 10.4 Alcohols and carboxylic acids, covering 10.4.1 Alcohols and the -OH functional group, 10.4.2 Carboxylic acids and the -COOH functional group, 10.4.3 Oxidation of alcohols and homologous series, and 10.4.4 Fermentation and fractional distillation of ethanol. Each one has a worked solution and a mark scheme showing where the marks go.

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