From Paper 2: Advanced Organic and Physical Chemistry
5(a)4 marks
Describe the mechanism of the reaction of propanone with HCN and explain why the product from propanal is optically inactive.
From Paper 2: Advanced Organic and Physical Chemistry
5(b)3 marks
Give three different reactions of ethanoic acid that show it behaves as an acid or as a carbonyl compound, with reagents.
From Paper 2: Advanced Organic and Physical Chemistry
5(c)3 marks
Write an equation for the reaction of ethanoyl chloride with ethanol and give two advantages of using ethanoyl chloride rather than ethanoic acid.
From Paper 2: Advanced Organic and Physical Chemistry
9*6 marks
Devise a synthesis of N-phenylethanamide from benzene. Give the reagents and conditions for each step, and name the type of reaction.
From Paper 2: Advanced Organic and Physical Chemistry
12(b)3 marks
Describe a chemical test to distinguish propanal from propanone, giving the result for each.
From Paper 2: Advanced Organic and Physical Chemistry
12(c)3 marks
2-hydroxypropanoic acid, CH₃CH(OH)COOH, is chiral. Explain what this means and how its two optical isomers can be distinguished.
From Paper 3: General and Practical Principles in Chemistry
3(a)6 marks
Describe how to prepare a pure sample of 1-bromobutane from butan-1-ol, sodium bromide and concentrated sulfuric acid. Include purification steps.
From Paper 3: General and Practical Principles in Chemistry
3(b)3 marks
Give three hazards in this preparation and how to control them.
Score 0 / 31 · 0 of 8 marked
This paper is written by Plasmo in the style of the Edexcel A-Level Chemistry exam. It is not a past paper and is not produced or endorsed by the exam board.
Organic chemistry II Exam Questions: Edexcel A-Level Chemistry | Plasmo