Aldehyde and Ketone PYQs - Last 10 Years
KCET / Chemistry / Organic Chemistry / 22 recent questions
ChemistryOrganic Chemistry2017-2026
Practice 22 KCET Chemistry questions from Aldehyde and Ketone. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
22
PYQs on Page
Chemistry / Organic Chemistry
2017-2026
Year Range
Based on indexed question metadata
9
Last 5 Years
2022-2026
22
Last 10 Years
2017-2026
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MCQ100%
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9 in last 5 years22 in last 10 years
Last 10 Years Aldehyde and Ketone Questions
Showing 22 of 22 filtered questions.
1Aldehyde And Ketone
Match the reagents in List-I with products obtained from their carbonyl compounds in List-II.List-IList-II(a)$\text{NH}_2\text{OH}$(i)Cyanohydrin(b)$R-\text{NH}_2$(ii)Oxime(c)$R-\text{OH}$(iii)Schiff base(d)$H-C \equiv N$(iv)Acetal
MCQ+1 / -02026
2Aldehyde And Ketone
The major product '$A$' in the given reaction isBenzaldehyde $\xrightarrow{\large{\text{Acetophenone, OH}^-/293\text{K}}}$ '$A$' (Major product)
MCQ+1 / -02026
3Aldehyde And Ketone
The compound that does not answer iodoform test is
MCQ+1 / -02026
4Aldehyde And Ketone
Oxidation of Toluene with chromyl chloride followed by hydrolysis gives Benzaldehyde. This reaction is known as ____________
MCQ+1 / -02025
5Aldehyde And Ketone
Arrange the following compounds in their decreasing order of reactivity towards Nucleop addition reaction.
\(\mathrm{CH}_3 \mathrm{COCH}_3, \mathrm{CH}_3 \mathrm{COC}_2 \mathrm{H}_5, \mathrm{CH}_3 \mathrm{CHO}\)
\(\mathrm{CH}_3 \mathrm{COCH}_3, \mathrm{CH}_3 \mathrm{COC}_2 \mathrm{H}_5, \mathrm{CH}_3 \mathrm{CHO}\)
MCQ+1 / -02025
6Aldehyde And Ketone
The heating of phenyl methyl ether with HI produces an aromatic compound \(A\) which on treatment with conc. \(\mathrm{HNO}_3\) gives \(B\). \(A\) and \(B\) respectively are
MCQ+1 / -02023
7Aldehyde And Ketone
Compounds P and R in the following reaction are
$$\mathrm{C{H_3}CHO\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{(ii)\,{H_3}{O^ + }}^{(i)\,C{H_3}MgBr}} P\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{Heat}^{conc.\,{H_2}S{O_4}}} Q\m...
$$\mathrm{C{H_3}CHO\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{(ii)\,{H_3}{O^ + }}^{(i)\,C{H_3}MgBr}} P\mathrel{\mathop{\kern0pt\longrightarrow}
\limits_{Heat}^{conc.\,{H_2}S{O_4}}} Q\m...
MCQ+1 / -02023
8Aldehyde And Ketone
The test to differentiate between pentan-2-one and pentan-3-one is
MCQ+1 / -02022
9Aldehyde And Ketone
The general name of the compound formed by the reaction between aldehyde and alcohol is
MCQ+1 / -02022
10Aldehyde And Ketone
Which is the most suitable reagent for the following conversion?
MCQ+1 / -02021
11Aldehyde And Ketone
An organic compound \(X\) on treatment with PCC in dichloromethane gives the compound \(Y\). Compound \(Y\) reacts with \(\mathrm{I}_2\) and alkali to form yellow precipitate of triiodomethane. The compound \(X\) is
MCQ+1 / -02021
12Aldehyde And Ketone
\(A, B\) and \(C\) respectively are
MCQ+1 / -02021
13Aldehyde And Ketone
$$\begin{aligned}
& \mathrm{CH}_3 \mathrm{CHO} \xrightarrow[\text { (ii) } \mathrm{H}_3 \mathrm{O}^{+}]{\text {(i) } \mathrm{CH}_3 \mathrm{MgBr}} A \xrightarrow[\Delta]{\text { Conc. } \mathrm{H}_2 \mathrm{SO}_4} \\
& B \xrightarrow[\text {...
& \mathrm{CH}_3 \mathrm{CHO} \xrightarrow[\text { (ii) } \mathrm{H}_3 \mathrm{O}^{+}]{\text {(i) } \mathrm{CH}_3 \mathrm{MgBr}} A \xrightarrow[\Delta]{\text { Conc. } \mathrm{H}_2 \mathrm{SO}_4} \\
& B \xrightarrow[\text {...
MCQ+1 / -02021
14Aldehyde And Ketone
The carbonyl compound that does not undergo aldol condensation is
MCQ+1 / -02020
15Aldehyde And Ketone
The product 'P' is
MCQ+1 / -02020
16Aldehyde And Ketone
The reagents \(A, B\) and \(C\) respectively are
MCQ+1 / -02019
17Aldehyde And Ketone
Which is the most suitable reagent for the following conversion?
MCQ+1 / -02019
18Aldehyde And Ketone
In the following reaction,
MCQ+1 / -02018
19Aldehyde And Ketone
The appropriate reagent for the following ransformation is
MCQ+1 / -02018
20Aldehyde And Ketone
Which of the following compounds undergoes haloform reaction?
MCQ+1 / -02018
21Aldehyde And Ketone
Cannizzaro's reaction is an example of auto oxidation
MCQ+1 / -02017
22Aldehyde And Ketone
Reduction of ketones cannot be carried out with which of the following reagents?
MCQ+1 / -02017