17. Aldehydes And Ketones

Question 1

How are aldehydes synthesized?

Answer 1

• a warm primary alcohol is added to the oxidizing agent (solution of potassium dichromate)
• the formed aldehyde is distilled off as soon as it forms as it has a lower boiling point than alcohol.
• the aldehyde is condensed into a liquid and collected.

Question 2

How are ketones synthesized?

Answer 2

-warm secondary alcohol is added to the oxidizing agent
-distilled off straight away after it has formed