In the reaction below "?" represents which one of the following products:
Correct answer: B. Aldehyde
- A. Ketone
- B. Aldehyde
- C. Formic Acid
- D. Ether
Explanation
Primary alcohols are oxidised to the corresponding aldehydes which are then oxidised to carboxylic acids.
This question appeared on the UHS MDCAT 2017 paper, which you can sit online with every answer explained.
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About Preparation of Aldehydes and Ketones
Aldehydes and ketones are prepared mainly by controlled oxidation or dehydrogenation of primary and secondary alcohols, respectively. The topic also includes ozonolysis of alkenes, hydration of alkynes and preparation through acyl derivatives, with attention to why primary alcohols can give aldehydes whereas secondary alcohols give ketones.
Practise Aldehydes and Ketones
679 free Aldehydes and Ketones MCQs from Chemistry, each with the correct answer and an explanation. Unlimited attempts, no account needed.
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