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Amines (A-level only)

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Question 7

A student prepares aqueous solutions of ethylamine, ammonia, and phenylamine, each with a concentration of 0.10 mol dm-3.

Which of the following represents the correct order of decreasing pH of these solutions?

A

phenylamine>ammonia>ethylamine\text{phenylamine} > \text{ammonia} > \text{ethylamine}phenylamine>ammonia>ethylamine

B

ethylamine>ammonia>phenylamine\text{ethylamine} > \text{ammonia} > \text{phenylamine}ethylamine>ammonia>phenylamine

C

ammonia>ethylamine>phenylamine\text{ammonia} > \text{ethylamine} > \text{phenylamine}ammonia>ethylamine>phenylamine

D

ethylamine>phenylamine>ammonia\text{ethylamine} > \text{phenylamine} > \text{ammonia}ethylamine>phenylamine>ammonia

Markscheme

Amines (A-level only) Questions

  1. A Level
  2. /Chemistry
  3. /Amines (A-level only)

26 exam-style questions on AQA A Level Chemistry Amines (A-level only), covering Preparation (A-level only), Base properties (A-level only), and Nucleophilic properties (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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