Reactions of Alcohols (OCR A-Level Chemistry A): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are the products of complete combustion of alcohols in a plentiful supply of oxygen?
What are the products of complete combustion of alcohols in a plentiful supply of oxygen?
and
What colour change occurs when acidified dichromate oxidises a primary alcohol?
What colour change occurs when acidified dichromate oxidises a primary alcohol?
Orange to green
Which technique is used to prepare an aldehyde from a primary alcohol?
Which technique is used to prepare an aldehyde from a primary alcohol?
Distillation with gentle heating
What conditions are needed to oxidise a primary alcohol to a carboxylic acid?
What conditions are needed to oxidise a primary alcohol to a carboxylic acid?
Excess acidified , reflux
What is the product when a secondary alcohol is oxidised with acidified dichromate?
What is the product when a secondary alcohol is oxidised with acidified dichromate?
Ketone
What happens when acidified potassium dichromate is added to a tertiary alcohol?
What happens when acidified potassium dichromate is added to a tertiary alcohol?
No reaction; dichromate stays orange
Which reagents are used as catalysts for the dehydration of alcohols?
Which reagents are used as catalysts for the dehydration of alcohols?
Conc. or conc.
What type of compound is formed when an alcohol undergoes dehydration?
What type of compound is formed when an alcohol undergoes dehydration?
Alkene
What is the product when propan-2-ol reacts with hydrogen bromide in a substitution reaction?
What is the product when propan-2-ol reacts with hydrogen bromide in a substitution reaction?
2-bromopropane
How is hydrogen bromide generated in situ for haloalkane formation from alcohols?
How is hydrogen bromide generated in situ for haloalkane formation from alcohols?
reacts with