6 Organic chemistry and analysis (A-Level only)

Practice questions on Organic chemistry and analysis (A-Level only)

• Nylon is a condensation polymer made from two different monomers. Explain how condensation… (5 marks, Explain)
• Propanoic acid is a carboxylic acid found in some fermented foods. Describe the chemical p… (5 marks, Describe)
• Ethanol can be oxidised to form a carboxylic acid. Describe the properties of carboxylic a… (5 marks, Describe)
• A forensic scientist uses paper chromatography to identify an unknown ink found at a crime… (5 marks, Explain)
• A chemist is analysing an unknown organic compound using thin-layer chromatography (TLC). … (5 marks, Explain)
• A student uses paper chromatography to separate the dyes present in a sample of plant extr… (5 marks, Explain)
• A chemist analyses a mixture of amino acids using paper chromatography. The solvent front … (5 marks, Explain)
• A student uses paper chromatography to analyse a sample of food colouring. The chromatogra… (5 marks, Explain)
• A research chemist is investigating the production of nylon-6,6, a polyamide used in the m… (5 marks, Explain)
• A sportswear manufacturer is researching materials for a new range of lightweight clothing… (5 marks, Explain)
• A food packaging company is developing a new biodegradable material to replace single-use … (5 marks, Explain)
• A pharmaceutical company uses condensation polymerisation to produce polyamide fibres for … (5 marks, Explain)
• Ethanoic acid is a carboxylic acid used in vinegar. A student adds a small piece of calciu… (5 marks, Describe)
• Methanoic acid is a carboxylic acid found naturally in ant venom. A student investigates t… (5 marks, Describe)
• Benzaldehyde is an aromatic carbonyl compound used in food flavouring. It contains a benze… (5 marks, Explain)