HARD
AS and A Level
IMPORTANT
Earn 100

When a propanone is warmed with an alkaline iodine solution, a yellow precipitate is formed. Name and draw the displayed formula of the yellow precipitate.

Important Questions on Carbonyl Compounds

HARD
AS and A Level
IMPORTANT
Give the structural formulae of the organic products formed in both the steps of reaction of propanone warmed with an alkaline iodine solution, a yellow precipitate is formed.
HARD
AS and A Level
IMPORTANT
Explain, naming any organic products formed, why ethanol gives a positive test (yellow precipitate) when warmed with alkaline iodine solution. 
HARD
AS and A Level
IMPORTANT
Which of these compounds will give a yellow precipitate when treated with alkaline aqueous iodine?
HARD
AS and A Level
IMPORTANT

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Which of the infrared spectra is that of butanone and which one is of butan-2-ol? 

HARD
AS and A Level
IMPORTANT

Explain the reasoning for infrared spectra. Why infrared spectra 'A' is of butan-2-ol and 'B' is of butanone?

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