Aldehydes, Ketones and Carboxylic Acids PYQs - Last 10 Years
NEET / Chemistry / Organic Chemistry / 40 recent questions
ChemistryOrganic Chemistry2017-2026
Practice 40 NEET 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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2017-2026
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Last 10 Years Aldehydes, Ketones and Carboxylic Acids Questions
Showing 40 of 40 filtered questions.
1Aldehydes Ketones And Carboxylic Acids
Consider the following reaction, and choose the correct option.
MCQ+4 / -12026
2Aldehydes Ketones And Carboxylic Acids
\(\text { The compound that CANNOT be obtained from the aldol condensation reaction shown below, is }\)
MCQ+4 / -12026
3Aldehydes Ketones And Carboxylic Acids
\(\text { For the following reaction sequence, choose the correct option }\)
MCQ+4 / -12026
4Aldehydes Ketones And Carboxylic Acids
Compound $\mathrm{P}\left(\mathrm{C}_8 \mathrm{H}_8 \mathrm{O}\right)$ gives a red orange precipitate with 2,4-DNP reagent and it does not reduce Fehling's reagent. On drastic oxidation with chromic acid, $P$ gives an aromatic product $Q$ t...
MCQ+4 / -12026
5Aldehydes Ketones And Carboxylic Acids
In a test tube containing a salt, a few drops of dilute $\mathrm{H}_2 \mathrm{SO}_4$ was added, which gave colourless vapours having the smell of vinegar. The vapours turned the blue litmus paper red.
Identify the correct anion from the fol...
Identify the correct anion from the fol...
MCQ+4 / -12026
6Aldehydes Ketones And Carboxylic Acids
\(\text { Match List I with List II: }\)
Choose the correct answer from the options given below :
Choose the correct answer from the options given below :
MCQ+4 / -12026
7Aldehydes Ketones And Carboxylic Acids
Identify the suitable reagent for the following conversion.
MCQ+4 / -12025
8Aldehydes Ketones And Carboxylic Acids
The correct order of decreasing acidity of the following aliphatic acids is
MCQ+4 / -12025
9Aldehydes Ketones And Carboxylic Acids
Select the incorrect reaction among the following :
MCQ+4 / -12024
10Aldehydes Ketones And Carboxylic Acids
Identify the correct reagents that would bring about the following transformation.
MCQ+4 / -12024
11Aldehydes Ketones And Carboxylic Acids
For the given reaction:
'P' is
'P' is
MCQ+4 / -12024
12Aldehydes Ketones And Carboxylic Acids
Match List I with List II.
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MCQ+4 / -12024
13Aldehydes Ketones And Carboxylic Acids
The major product formed in the following conversion is ___________.
MCQ+4 / -12023
14Aldehydes Ketones And Carboxylic Acids
Reagents which can be used to convert alcohols to carboxylic acids, are
(A) \(\mathrm{CrO}_3-\mathrm{H}_2 \mathrm{SO}_4\)
(B) \(\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7+\mathrm{H}_2 \mathrm{SO}_4\)
(C) $$\mathrm{KMnO}_4+\mathrm{KOH} / \mathr...
(A) \(\mathrm{CrO}_3-\mathrm{H}_2 \mathrm{SO}_4\)
(B) \(\mathrm{K}_2 \mathrm{Cr}_2 \mathrm{O}_7+\mathrm{H}_2 \mathrm{SO}_4\)
(C) $$\mathrm{KMnO}_4+\mathrm{KOH} / \mathr...
MCQ+4 / -12023
15Aldehydes Ketones And Carboxylic Acids
The following conversion is known as:
MCQ+4 / -12023
16Aldehydes Ketones And Carboxylic Acids
Identify 'X' in above reactions
MCQ+4 / -12023
17Aldehydes Ketones And Carboxylic Acids
Consider the given reaction:
\(\mathrm{CH}_3 \mathrm{COCH}_3 \stackrel{\text { dil } \mathrm{Ba}(\mathrm{OH})_2}{\longrightarrow} \text { ''X" }\)
The functional groups present in compound "\(\mathrm{X}\)" are:
\(\mathrm{CH}_3 \mathrm{COCH}_3 \stackrel{\text { dil } \mathrm{Ba}(\mathrm{OH})_2}{\longrightarrow} \text { ''X" }\)
The functional groups present in compound "\(\mathrm{X}\)" are:
MCQ+4 / -12023
18Aldehydes Ketones And Carboxylic Acids
Identify the final product [D] obtained in the following sequence of reactions.
MCQ+4 / -12023
19Aldehydes Ketones And Carboxylic Acids
Identify the major product obtained in the following reaction:
MCQ+4 / -12023
20Aldehydes Ketones And Carboxylic Acids
Complete the following reaction:
[C] is _______.
[C] is _______.
MCQ+4 / -12023
21Aldehydes Ketones And Carboxylic Acids
The incorrect method to synthesize benzaldehyde is
MCQ+4 / -12022
22Aldehydes Ketones And Carboxylic Acids
Match List-I with List-II :
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MCQ+4 / -12022
23Aldehydes Ketones And Carboxylic Acids
The product formed from the following reaction sequence is
MCQ+4 / -12022
24Aldehydes Ketones And Carboxylic Acids
Which of the following reactions is not an example for nucleophilic addition-elimination reaction?
MCQ+4 / -12022
25Aldehydes Ketones And Carboxylic Acids
Which one of the following is not formed when acetone reacts with 2-pentanone in the presence of dilute NaOH followed by heating?
MCQ+4 / -12022
26Aldehydes Ketones And Carboxylic Acids
Compound X on reaction with O3 followed by Zn/H2O gives formaldehyde and 2-methyl propanal as products. The compound X is
MCQ+4 / -12022
27Aldehydes Ketones And Carboxylic Acids
Match List-I with List-II.
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overflow:hidden;padding:10px 5px;word-break:normal;}...
MCQ+4 / -12022
28Aldehydes Ketones And Carboxylic Acids
RMgX + CO2 \(\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{ether}^{dry}}\) Y \(\buildrel {{H_3}{O^ + }} \over
\longrightarrow\) RCOOH
What is Y in the above reaction?
What is Y in the above reaction?
MCQ+4 / -12022
29Aldehydes Ketones And Carboxylic Acids
Given below are two statements :
Statement I : The boiling points of aldehydes and ketones are higher than hydrocarbons of comparable molecular masses because of weak molecular association in aldehydes and ketones due to dipole - dipole int...
Statement I : The boiling points of aldehydes and ketones are higher than hydrocarbons of comparable molecular masses because of weak molecular association in aldehydes and ketones due to dipole - dipole int...
MCQ+4 / -12022
30Aldehydes Ketones And Carboxylic Acids
The product formed in the following chemical reaction is :
MCQ+4 / -12021
31Aldehydes Ketones And Carboxylic Acids
The intermediate compound 'X' in the following chemical reaction is :
MCQ+4 / -12021
32Aldehydes Ketones And Carboxylic Acids
Match List-I with List-II Choose the correct answer from the options given below.
MCQ+4 / -12021
33Aldehydes Ketones And Carboxylic Acids
Consider the above reaction and identify the missing reagent/chemical.
MCQ+4 / -12021
34Aldehydes Ketones And Carboxylic Acids
What is the IUPAC name of the organic compound formed in the following chemical reaction?
MCQ+4 / -12021
35Aldehydes Ketones And Carboxylic Acids
Reaction between acetone and methylmagnesium chloride followed by hydrolysis will give :
MCQ+4 / -12020
36Aldehydes Ketones And Carboxylic Acids
Reaction between benzaldehyde and acetophenone in presence of dilute NaOH is known as :
MCQ+4 / -12020
37Aldehydes Ketones And Carboxylic Acids
Identify compound X in the following sequence of reactions :
MCQ+4 / -12020
38Aldehydes Ketones And Carboxylic Acids
Carboxylic acids have higher boiling points
than aldehydes, ketones and even alcohols of
comparable molecular mass. It is due to their
than aldehydes, ketones and even alcohols of
comparable molecular mass. It is due to their
MCQ+4 / -12018
39Aldehydes Ketones And Carboxylic Acids
Of the following, which is the product formed when cyclohexanone undergoes aldol condensation followed by heating?
MCQ+4 / -12017
40Aldehydes Ketones And Carboxylic Acids
Consider the reactions,
Identify A, X, Y and Z.
Identify A, X, Y and Z.
MCQ+4 / -12017