Halogenoalkanes and alcohols. 0.0 / 5 ? ChemistryHalogenoalkanes and Alcohols.A2/A-levelEdexcel Created by: amelia_hancoxCreated on: 11-05-21 12:47 What increased down the group as the C chain gets longer because of more surface area and electrons. Boiling point 1 of 30 The … replaces the halogen atom in nucleophilic substitution. Nucleophile 2 of 30 In a hydrolysis reaction the halogen atom is replaced with a … ion or another nucleophile. Hydroxide 3 of 30 In a nucleophilic attack, the carbon-halogen bond breaks by … . Heterolytic fission 4 of 30 When testing the rate of hydrolysis of primary halogenoalkanes what is the halogenoalkane heated with? (It is aqueous and ethanol is also used). silver nitrate 5 of 30 When testing the rate of hydrolysis of primary halogenoalkanes, what is water behaving as? Nucleophile 6 of 30 When testing the rate of hydrolysis of primary halogenoalkanes, what is ethanol acting as? Solvent 7 of 30 What is formed to see the hydrolysis of primary halogenoalkanes? Precipitate 8 of 30 What is the continuous evaporation and condensation? Reflux 9 of 30 What is the gentle heating of a mixture? Distillation 10 of 30 What removes soluble impurities from the product of distillation or reflux? Separation 11 of 30 What can remove any unreacted substances or water from distillation or reflux? Drying 12 of 30 What is produced when you react a halogenoalkane with water? Alcohol 13 of 30 What is the reagent when a halide is replaced by CN group and forms a nitride? Potassium Cyanide 14 of 30 What, along with an ammonium salt is produced when a halogenoalkane is reacted with ammonia? Amine 15 of 30 What is the reagent when a halogenoalkane is reacted to produce an alkene in an elimination reaction. Ethanolic Potassium Hydroxide 16 of 30 What type of reaction produces carbon dioxide and water with alcohols? Combustion 17 of 30 What type of alcohols don’t undergo oxidation? Tertiary 18 of 30 What is the most common oxidation agent? Potassium Dichromate 19 of 30 What colour change in alcohol oxidation - orange - …? Green 20 of 30 What are primary alcohols oxidised to? Aldehydes 21 of 30 If … are wanted, reflux aldehydes with excess acidified potassium dichromate. Carboxylic Acid 22 of 30 What are secondary alcohols oxidised to under reflux? Ketones 23 of 30 To tell between an aldehyde and a ketone, Fehlings or benedicts is added, what colour change - blue to - …? Ketones stay blue. Brick Red 24 of 30 What is the reaction where a water molecule is removed from the starting materiel. Dehydration 25 of 30 What is the product of alcohol dehydration? Alkene 26 of 30 What sort of reaction forms a halogenalkane from alcohols. Substitution 27 of 30 What is the functional group of carboxylic acids? RCOOH 28 of 30 What is the functional group of an amine? NRRR 29 of 30 What is the functional group of an alcohol? OH 30 of 30
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