Aldehydes, Ketones and Carboxylic Acids PYQs - Last 10 Years

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Practice 256 JEE Main Chemistry questions from Aldehydes, Ketones and Carboxylic Acids. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.

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Last 10 Years Aldehydes, Ketones and Carboxylic Acids Questions

Showing 50 of 256 filtered questions.

1Aldehydes Ketones And Carboxylic Acids

What is the product of following reaction ?

2Aldehydes Ketones And Carboxylic Acids

The major products of the following reaction are :

3Aldehydes Ketones And Carboxylic Acids

Consider the following reactions

'A' is :

4Aldehydes Ketones And Carboxylic Acids

The correct match between Item-I (starting
material) and Item-II (reagent) for the
preparation of benzaldehyde is :

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5Aldehydes Ketones And Carboxylic Acids

Which of the following derivatives of alcohols
is unstable in an aqueous base?

6Aldehydes Ketones And Carboxylic Acids

The increasing order of the acidity of the \(\alpha\)-hydrogen of the following compounds is :

7Aldehydes Ketones And Carboxylic Acids

In the following reaction sequence the major
products A and B are :

8Aldehydes Ketones And Carboxylic Acids

[P] on treatment with Br2/FeBr3 in CCl4
produced a single isomer C8H7O2Br while
heating [P] with sodalime gave toluene. The
compound [P] is

9Aldehydes Ketones And Carboxylic Acids

An organic compound (A) (molecular formula
C6H12O2) was hydrolysed with dil. H2SO4 to give
a carboxylic acid (B) and an alcohol (C). ‘C’
gives white turbidity immediately when treated
with anhydrous ZnCl2 and conc. HCl. The
organic compound...

10Aldehydes Ketones And Carboxylic Acids

The major product [C] of the following reaction
sequence will be :

11Aldehydes Ketones And Carboxylic Acids

An organic compound [A], molecular formula C10H20O2
was hydrolyzed with dilute sulphuric acid to
give a carboxylic acid [B] and an alcohol [C]. Oxidation of [C] with CrO3
- H2SO4
produced [B].
Which of the following strucutres are not po...

MCQM+4 / -12020

12Aldehydes Ketones And Carboxylic Acids

The compound A in the following reaction is :

13Aldehydes Ketones And Carboxylic Acids

The increasing order of the reactivity of the
following compound in nucleophilic addition
reaction is :
Propanal, Benzaldehyde, Propanone, Butanone

14Aldehydes Ketones And Carboxylic Acids

Consider the following molecules and
statements related to them :

(a) (B) is more likely to be crystalline than (A)
(b) (B) has higher boiling point than (A)
(c) (B) dissolves more readily than (A) in water
Identify the correct option from...

15Aldehydes Ketones And Carboxylic Acids

The increasing order of the following
compounds towards HCN addition is :

16Aldehydes Ketones And Carboxylic Acids

Arrange the following labelled hydrogens in
decreasing order of acidity :

17Aldehydes Ketones And Carboxylic Acids

Two compounds A and B with same molecular
formula (C3H6O) undergo Grignard’s reaction
with methylmagnesium bromide to give
products C and D. Products C and D show
following chemical tests.

C and D respectively are :

18Aldehydes Ketones And Carboxylic Acids

The correct match between Item I and Item II is :

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19Aldehydes Ketones And Carboxylic Acids

The major product in the following reaction is :

20Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is :

21Aldehydes Ketones And Carboxylic Acids

The products formed in the reaction of cumene with O2 followed by treatment with dil. HCl are :

22Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is :

23Aldehydes Ketones And Carboxylic Acids

p-Hydroxybenzophenone upon reaction with
bromine in carbon tetrachloride gives:

24Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is:

25Aldehydes Ketones And Carboxylic Acids

In the following reaction

Rate of the reaction is the highest for :

26Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is :

27Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is :

28Aldehydes Ketones And Carboxylic Acids

The major product obtained in the following
reaction is

29Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is –

30Aldehydes Ketones And Carboxylic Acids

In the following reaction, products A and B are –

31Aldehydes Ketones And Carboxylic Acids

In the following reaction :
Aldehyde + Alcohol \(\buildrel {HCl} \over \longrightarrow\) Acetal

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32Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is –

33Aldehydes Ketones And Carboxylic Acids

The aldehydes which will not form Grignard product with one equivalent Grignard reagents are -

34Aldehydes Ketones And Carboxylic Acids

The major product(s) obtained in the following reaction is/are :

35Aldehydes Ketones And Carboxylic Acids

The major products of the following reaction are :

36Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is :

37Aldehydes Ketones And Carboxylic Acids

The major product obtained in the following conversion is

38Aldehydes Ketones And Carboxylic Acids

The major product obtained in the following reaction is :

39Aldehydes Ketones And Carboxylic Acids

Which dicarboxylic acid in presence of a dehydrating agent is least reactive to give an anhydride?

40Aldehydes Ketones And Carboxylic Acids

The decreasing order of ease of alkaline hydrolysis for the following esters in

41Aldehydes Ketones And Carboxylic Acids

What will be the major product in the following mononitration reaction ?

42Aldehydes Ketones And Carboxylic Acids

The major product obtained in the following reaction is :

43Aldehydes Ketones And Carboxylic Acids

Which is the most suitable reagent for the following transformation ?

44Aldehydes Ketones And Carboxylic Acids

Major products of the following reaction are :

45Aldehydes Ketones And Carboxylic Acids

Compound A(C9H10O) shows positive iodoform test. Oxidation of A with KMnO4/KOH given acid
B(C8H6O4). Anhydride of B is used for the preparation of phenolphthalein. Compound A is:

46Aldehydes Ketones And Carboxylic Acids

The major product 'Y' in the following reaction is :

47Aldehydes Ketones And Carboxylic Acids

The major product B formed in the following reaction sequence is :

48Aldehydes Ketones And Carboxylic Acids

Which of the following compounds will most readily be dehydrated to give alkene under acidic condition ?

49Aldehydes Ketones And Carboxylic Acids

The major product of the following reaction is :

50Aldehydes Ketones And Carboxylic Acids

The main reduction product of the following compound with NaBH4 in methanol is :