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Edexcel A-level Chemistry Organic Chem Reactions 2024

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Edexcel A-level Chemistry Organic Chem Reactions 2024

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Edexcel A-level Chemistry Organic Chem
Reactions 2024
Alkane to Halogenoalkane - Halogen and UV light (free radical substitution)



Alkene to Alkane - Hydrogen gas, Nickel catalyst and 150°C (addition)



Use of catalytic hydrogenation - Manufacture of margarine from unsaturated
vegetable oils



Alkene to Dihalogenoalkane - Add bromine LIQUID and shake (electrophilic
addition)



Alkene to hydroxyhalogenoalkane - Add bromine WATER and shake (electrophilic
addition: CH2(OH)CH2(Br)



Alkene to Alcohol - Steam (water), phosphoric (v) acid catalyst (reversible)



Alkenes to diol - Shake in acidified potassium manganate solution: purple solution
decolourises (oxidation)



Alkene to Halogenoalkane - Hydrogen halide

, Edexcel A-level Chemistry Organic Chem
Reactions 2024

Halogenoalkane to Alcohol - Reflux with aqueous KOH



Halogenoalkane with aqueous silver nitrate in ethanol - Forms alcohol + halide ion
--> forms AgX precipitate (water acts as nucleophile)



Halogenoalkane to Nitriles - Reflux with KCN in ethanol



Halogenoalkane to Primary amine - Heat in sealed tube with excess conc ammonia



Halogenoalkane to Alkene - Reflux with KOH in ethanol (elimination)



Alcohol to Iodoalkane - Red phosphorus and iodine



Alcohol to Chloroalkane - PCl5



Alcohol to Bromoalkane - KBr, 50% conc H2SO4



Primary alcohol to Aldehyde - K2Cr2O7, H2SO4, heat and distil

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