Aldehydes, Ketones and Carboxylic Acids · Chemistry · JEE Advanced

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MCQ (Single Correct Answer)

JEE Advanced 2024 Paper 2 Online
In the following reaction sequence, the major product $\mathbf{Q}$ is ...
JEE Advanced 2024 Paper 1 Online
List-I contains various reaction sequences and List-II contains the possible products. Match each entry in List-I with the appropriate entry in List-I...
JEE Advanced 2023 Paper 1 Online
The major products obtained from the reactions in List-II are the reactants for the named reactions mentioned in List-I. Match List-I with List-II and...
JEE Advanced 2019 Paper 2 Offline
Which of the following options has correct combination considering List-I and List-II?
JEE Advanced 2019 Paper 2 Offline
Which of the following options has correct combination considering List-I and List-II?
JEE Advanced 2019 Paper 1 Offline
The correct order of acid strength of the following carboxylic acids is ...
JEE Advanced 2018 Paper 2 Offline
The desired product $$X$$ can be prepared by reacting the major product of the reactions in LIST-I with one or more appropriate reagents in LIST-II (...
JEE Advanced 2018 Paper 1 Offline
The compound $$Z$$ is
JEE Advanced 2018 Paper 1 Offline
An organic acid P $$\left( {{C_{11}}{H_{12}}{O_2}} \right)$$ can easily be oxidized to a dibasic acid which reacts with ethylene glycol to produce a p...
JEE Advanced 2018 Paper 1 Offline
The compound $$Y$$ is
JEE Advanced 2018 Paper 1 Offline
An organic acid P $$\left( {{C_{11}}{H_{12}}{O_2}} \right)$$ can easily be oxidized to a dibasic acid which reacts with ethylene glycol to produce a p...
JEE Advanced 2017 Paper 2 Offline
The reactions, $$Q$$ to $$R$$ and $$R$$ to $$S,$$ are
JEE Advanced 2017 Paper 2 Offline
The product $$S$$ is
JEE Advanced 2017 Paper 1 Offline
For the synthesis of benzoic acid, the only CORRECT combination is
JEE Advanced 2017 Paper 1 Offline
The only CORRECT combination in which the reaction proceeds through radical mechanism is :
JEE Advanced 2017 Paper 1 Offline
The only CORRECT combination that gives two different carboxylic acids is :
JEE Advanced 2016 Paper 2 Offline
The correct order of acidity for the following compounds is ...
JEE Advanced 2016 Paper 2 Offline
The major product of the following reaction sequence is: ...
JEE Advanced 2014 Paper 2 Offline
The major product in the following reaction is ...
JEE Advanced 2014 Paper 2 Offline
Different possible thermal decomposition pathways for peroxyesters are shown below. Match each pathway from List I with an appropriate structure from ...
JEE Advanced 2013 Paper 2 Offline
Compounds formed from P and Q are, respectively,
JEE Advanced 2013 Paper 2 Offline
In the following reaction sequences V and W are, respectively, ...
IIT-JEE 2012 Paper 2 Offline
The major product H of the given reaction sequence is $$C{H_3} - C{H_2} - CO - C{H_3}\buildrel {\overline C N} \over \longrightarrow G\mathrel{\matho...
IIT-JEE 2012 Paper 2 Offline
The compound that undergoes decarboxylation most readily under mild condition is
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The compound I is
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The compound K is
IIT-JEE 2012 Paper 1 Offline
The carboxyl functional group ($$-$$COOH) is present in
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The number of aldol reactions that occur in the given transformation are ...
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The number of optically active products obtained from the complete ozonolysis of the given compound is ______. ...
IIT-JEE 2011 Paper 1 Offline
The structure of compound P is
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The structure of the compound Q is
IIT-JEE 2010 Paper 2 Offline
The compounds P and Q respectively are :
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The compound R is :
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The compound S is :
IIT-JEE 2009 Paper 2 Offline
Match each of the compounds given in Column I with the reaction(s), that they can undergo, given in Column II. .tg {border-collapse:collapse;border-...
IIT-JEE 2009 Paper 1 Offline
The structure of the carbonyl compound P is
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The structures of the products Q and R, respectively, are
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The structure of the product S is
IIT-JEE 2008 Paper 2 Offline
In the following reaction sequence, the correct structure of E, F and G are : ...
IIT-JEE 2008 Paper 1 Offline
The structure of the product I is :
IIT-JEE 2008 Paper 1 Offline
The structure of compounds J and K, respectively, are:
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The structure of product L is :

Numerical

JEE Advanced 2024 Paper 2 Online
An organic compound $\mathbf{P}$ having molecular formula $\mathrm{C}_6 \mathrm{H}_6 \mathrm{O}_3$ gives ferric chloride test and does not have intram...
JEE Advanced 2024 Paper 2 Online
Sum of number of oxygen atoms in $\mathbf{S}$ and $\mathbf{T}$ is _______.
JEE Advanced 2024 Paper 2 Online
The molecular weight of $\mathbf{U}$ is ______ .
JEE Advanced 2024 Paper 1 Online
Complete reaction of acetaldehyde with excess formaldehyde, upon heating with conc. $\mathrm{NaOH}$ solution, gives $\mathbf{P}$ and $\mathbf{Q}$. Com...
JEE Advanced 2021 Paper 1 Online
In the reaction given below, the total number of atoms having sp2 hybridization in the major product P is _________....
JEE Advanced 2020 Paper 1 Offline
In the following reaction, compound Q is obtained from compound P via an ionic intermediateWhat is the degree of unsaturation of Q?...
JEE Advanced 2018 Paper 2 Offline
In the following reaction sequence, the amount of $$D$$ (in g) formed from $$10$$ moles of acetophenone is ___________. (Atomic weights in $$g\,mo{l^...
JEE Advanced 2015 Paper 2 Offline
Among the following the number of reactions that produces benzaldehyde is _________. ...
JEE Advanced 2014 Paper 1 Offline
Consider all possible isomeric ketones including stereoisomers of MW = 100. All these isomers are independently reacted with NaBH4 (Note : stereoisome...
JEE Advanced 2013 Paper 1 Offline
The total number of carboxylic acid groups is the product P is _________. ...
IIT-JEE 2010 Paper 1 Offline
In the scheme given below, the total number of intra molecular aldol condensation products formed from Y is ____________. ...
IIT-JEE 2010 Paper 1 Offline
Amongst the following, the total number of compounds soluble in aqueous NaOH is _________. ...

MCQ (More than One Correct Answer)

JEE Advanced 2023 Paper 2 Online
In the following reactions, $\mathbf{P}, \mathbf{Q}, \mathbf{R}$, and $\mathbf{S}$ are the major products. The correct statement(s) about $\mathbf{P...
JEE Advanced 2023 Paper 1 Online
In the following reactions, $\mathbf{P}, \mathbf{Q}, \mathbf{R}$, and $\mathbf{S}$ are the major products. The correct statement(s) about $\mathbf{P}...
JEE Advanced 2022 Paper 1 Online
Considering the reaction sequence given below, the correct statement(s) is(are) ...
JEE Advanced 2020 Paper 1 Offline
In the reaction scheme shown below Q, R and S are the major products.The correct structure of ...
JEE Advanced 2019 Paper 2 Offline
Choose the correct option(s) for the following reaction sequenceConsider Q, R and S as major products....
JEE Advanced 2018 Paper 1 Offline
The reaction (s) leading to the formation of $$1,3,5$$-trimethylbenzene is (are)
JEE Advanced 2017 Paper 2 Offline
Compounds $$P$$ and $$R$$ upon ozonolysis produce $$Q$$ and $$S,$$ respectively. The molecular formula of $$Q$$ and $$S$$ is $${C_8}{H_8}O.Q$$ undergo...
JEE Advanced 2016 Paper 2 Offline
Reagent(s) which can be used to bring about the following transformation is(are) ...
JEE Advanced 2016 Paper 1 Offline
Positive Tollen’s test is observed for
JEE Advanced 2016 Paper 1 Offline
The correct statements about of the following reaction sequence is (are) Cumene (C9H12) $$\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{(ii)\,{H_...
JEE Advanced 2015 Paper 2 Offline
In the following reactions Compound X is...
JEE Advanced 2015 Paper 2 Offline
In the following reactions The major compound Y is...
JEE Advanced 2015 Paper 1 Offline
The major product of the following reaction is ...
JEE Advanced 2013 Paper 2 Offline
After completion of the reactions (I and II), the organic compound(s) in the reaction mixtures is(are) ...
IIT-JEE 2012 Paper 2 Offline
With reference to the scheme given, which of the given statement(s) about T, U, V and W is(are) correct? ...
IIT-JEE 2012 Paper 1 Offline
Identify the binary mixtures that can be separated into individual compounds, by differential extraction, as shown in the given scheme. ...
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