Alkenes, alcohols and carboxylic acids

4 lessons in Organic chemistry.

22 exam questions · 36 marks

7.6 Alkenes and their reactions The alkenes as unsaturated hydrocarbons with a C=C double bond and the general formula CnH2n, the first four alkenes, their addition reactions with hydrogen, water and halogens, the bromine water test and their combustion. Separate only AQA Edexcel OCR 6 questions 7.7 Alcohols The -OH functional group, the names and formulae of methanol to butanol, the properties, reactions and uses of alcohols, and making ethanol by fermentation and concentrating it by fractional distillation. Separate only AQA Edexcel OCR 6 questions 7.8 Core practical: combustion of alcohols Edexcel core practical: burning ethanol, propanol, butanol and pentanol in spirit burners to heat water, measuring the temperature rise and mass of fuel burned, and comparing the energy released per gram. Separate only Edexcel 5 questions 7.9 Carboxylic acids and esters The -COOH functional group, the names and formulae of methanoic to butanoic acid, their reactions with carbonates and metals, why they are weak acids, and how esters such as ethyl ethanoate are made and used. Separate only AQA Edexcel OCR 5 questions