acetone is treated with excess of ethanol in the presence

Acetone is treated with excess of ethanol in the presence of hydrochloric acid. The product obtained is

Answer : Aldehyde and Ketone mcq option image

Solution :
When carbonyl compounds are treated with alcohol, they form hemiacetal ( hemiketal and acetal/ketal. )
Aldehyde and Ketone mcq solution image

NOTE
Formation of hemiketal is a nucleophilic addition reaction.

Releted MCQ Question on
Organic Chemistry >> Aldehyde and Ketone

Releted Question 1

The reagent with which both acetaldehyde and acetone react easily is

A. Fehling’s reagent

B. Grignard reagent

C. Schiff’s reagent

D. Tollen’s reagent

View Answer

Releted Question 2

The Cannizzaro reaction is not given by

A. trimethylacetaldehye

B. acetaldehyde

C. benzaldehyde

D. formaldehyde

View Answer

Releted Question 3

The compound that will not give iodoform on treatment with alkali and iodine is :

A. acetone

B. ethanol

C. diethyl ketone

D. isopropyl alcohol

View Answer

Releted Question 4

Polarisation of electrons in acrolein may be written as

A. $$\mathop {C{H_2}}\limits^{{\delta ^ - }} = CH - \mathop {CH}\limits^{{\delta ^ + }} = O$$

B. $$\mathop {C{H_2}}\limits^{{\delta ^ - }} = CH - CH = \mathop O\limits^{{\delta ^ + }} $$

C. $$\mathop {C{H_2}}\limits^{{\delta ^ - }} = \mathop {CH}\limits^{{\delta ^ + }} - CH = O$$

D. $$\mathop {C{H_2}}\limits^{{\delta ^ + }} = CH - CH = \mathop O\limits^{{\delta ^ - }} $$

View Answer

Acetone is treated with excess of ethanol in the presence of hydrochloric acid. The product obtained is

Releted MCQ Question on
Organic Chemistry >> Aldehyde and Ketone

The reagent with which both acetaldehyde and acetone react easily is

The Cannizzaro reaction is not given by

The compound that will not give iodoform on treatment with alkali and iodine is :

Polarisation of electrons in acrolein may be written as

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Aldehyde and Ketone

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Acetone is treated with excess of ethanol in the presence of hydrochloric acid. The product obtained is

Releted MCQ Question on Organic Chemistry >> Aldehyde and Ketone

The reagent with which both acetaldehyde and acetone react easily is

The Cannizzaro reaction is not given by

The compound that will not give iodoform on treatment with alkali and iodine is :

Polarisation of electrons in acrolein may be written as

Practice More Releted MCQ Question on Aldehyde and Ketone

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Releted MCQ Question on
Organic Chemistry >> Aldehyde and Ketone

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Aldehyde and Ketone