WorksheetsProduction of alcohol
Total questions: 8
Worksheet time: 4mins
What are the conditions needed in reaction between ethene and steam to produce ethanol?
heat and catalyst of H3PO4
heat
heat and catalyst of Ni / H2
Heat and dilute acid/alkali
Cold, dilute potassium manganate(V) is a mild, oxidizing agent. What type of product will be formed when alkenes are reacted with cold, dilute potassium manganate(V)?
a diol
a primary alcohol
a secondary alcohol
a tertiary alcohol
Bromoethane could react with aqueous sodium hydroxide tp produce ethanol. What is the type of reaction of bromoethane and aqueous sodium hydroxide?
nucleophilic substitution reaction
reduction reaction
electrophilic addition reaction
hydrolysis reaction
Aldehydes and ketones can be reduced by reducing agents to produce alcohol.
What two reducing agents could be used for this reaction?
NaBH4
LiAlH4
dilute sulfuric acid
hot, concentrated potassium manganate(V)
Which reactant are reduced to form secondary alcohol when reacted with NaBH4 or LiAlH4?
ketones
aldehydes
carboxylic acids
alkenes
What are the conditions needed in reduction reaction of carboxylic acids to form primary alcohol?
H2, Ni catalyst and heat
H3PO4 catalyst and heat
dilute acid and heat
dilute alkali and heat
When ester is heated with dilute acid or alkali, a reaction will take place, form hydroxylic acid and alcohol.
What type of reaction is this?
reduction reaction
oxidation reaction
hydrolysis reaction
substitution reaction
Which statement about alcohol is incorrect?
Alcohol contain at least one -OH group.
Alcohol has general formula of CnH2n+2OH
Small molecules of alcohol are miscible with water
Alcohol can be produced from electrophilic addition reaction of alkenes
A
