Aldehydes, Ketones and Carboxylic Acids · Chemistry · JEE Main

In the above reaction product 'P' is...

Which of the following compounds will give silver mirror with ammoniacal silver nitrate? A. Formic acid B. Formaldehyde C. Benzaldehyde D. Acetone Cho...

Identify major product "X" formed in the following reaction : ...

What is the structure of C?...

Identify the product (P) in the following reaction: ...

Consider the given reaction, identify the major product P. ...

Which among the following aldehydes is most reactive towards nucleophilic addition reactions?

Identify A and B in the given chemical reaction sequence : ...

Consider the given chemical reaction : Product "A" is :...

Identify 'A' in the following reaction : ...

Given below are two statements : Statements I : Acidity of $$\alpha$$-hydrogens of aldehydes and ketones is responsible for Aldol reaction. Statement ...

Identify the product in the following reaction: ...

Which among the followng has highest boiling point?

Identify $A$ and $B$ in the following sequence of reaction ...

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Identify major product 'P' formed in the following reaction. ...

Identify the name reaction. ...

Salicylaldehyde is synthesized from phenol, when reacted with

m-chlorobenzaldehyde on treatment with 50% KOH solution yields :

This reduction reaction is known as:...

Structure of 4-Methylpent-2-enal is :

Identify the reagents used for the following conversion ...

The molecular formula of second homologue in the homologous series of mono carboxylic acids is

Highest enol content will be shown by:

In the above conversion the correct sequence of reagents to be added is...

In the reaction given below 'A' is...

The two products formed in above reaction are -...

'A' in the above reaction is:...

In the following reaction 'A' is...

The major product 'P' formed in the following sequence of reactions is ...

Given below are two statements, one is labelled as Assertion A and the other is labelled as Reason R. Assertion A : A solution of the product obtained...

'A' and 'B' in the above reactions are:...

The major product 'P' formed in the given reaction is ...

The major product formed in the following reaction is: ...

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In a reaction, reagents 'X' and 'Y' respectively are :...

The structures of major products A, B and C in the following reaction are sequence. ...

Cyclohexylamine when treated with nitrous acid yields $(\mathrm{P})$. On treating $(\mathrm{P})$ with $\mathrm{PCC}$ results in (Q). When $(\mathrm{Q}...

Consider the following reaction The correct statement for product B is. It is...

Given below are two statements: One is labelled as Assertion A and the other is labelled as Reason R. Assertion A: can be easily reduced using $\math...

What is the correct order of acidity of the protons marked $$\mathrm{A}-\mathrm{D}$$ in the given compounds ? ...

Which of the following compounds would give the following set of qualitative analysis ? (i) Fehling's Test : Positive (ii) Na fusion extract upon trea...

Find out the major products from the following reaction sequence. ...

'A' in the given reaction is ...

Identify the product formed (A and E) ...

'R' formed in the following sequence of reactions is : ...

Compound (X) undergoes following sequence of reactions to give the Lactone (Y). ...

Correct structure of $$\gamma$$-methylcyclohexane carbaldehyde is

Consider the above reaction sequence, the Product 'C' is :...

Find out the major product for the above reaction....

The structure of A in the given reaction is : ...

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Consider the above reaction and predict the major product....

The products formed in the following reaction, A and B are ...

What is the major product of the following reaction? ...

$$C{H_3} - C{H_2} - CN\mathrel{\mathop{\kern0pt\longrightarrow} \limits_{Ether}^{C{H_3}MgBr}} A\buildrel {{H_3}{O^ + }} \over \longrightarrow B\mathr...

Which one of the following reactions does not represent correct combination of substrate and product under the given conditions?

Consider the given chemical reaction Identify the product P....

Choose the reaction which is not possible:

Which among the following will be the major product of the given reaction? ...

Given below are two statements : Statement I : The esterification of carboxylic acid with an alcohol is a nucleophilic acyl substitution. Statement II...

Isobutyraldehyde on reaction with formaldehyde and K2CO3 gives compound 'A'. Compound 'A' reacts with KCN and yields compound 'B', which on hydrolysis...

The correct structure of product 'A' formed in the following reaction. is...

'A' and 'B' respectively are: ...

Which of the following reactions will yield benzaldehyde as a product? ...

Oxidation of toluene to benzaldehyde can be easily carried out with which of the following reagents?

The reagent, from the following, which converts benzoic acid to benzaldehyde in one step is ...

The final product 'A' in the following reaction sequence ...

(C7H5O2)2 $$\buildrel {hv} \over \longrightarrow $$ [X] $$\to$$ 2C6H5 + 2CO2 Consider the above reaction and identify the intermediate 'X'...

Which will have the highest enol content?

Which of the following conditions or reaction sequence will NOT give acetophenone as the major product?

Two statements are given below : Statement I : The melting point of monocarboxylic acid with even number of carbon atoms is higher than that of with o...

Experimentally reducing a functional group cannot be done by which one of the following reagents?

In the following sequence of reactions a compound A, (molecular formula C6H12O2) with a straight chain structure gives a C4 carboxylic acid. A is : ...

Given below are two statements :Statement I : The nucleophilic addition of sodium hydrogen sulphite to an aldehyde or a ketone involves proton transfe...

The structures A and B formed in the following reaction are : [Ph = $$-$$C6H5]...

For the reaction given below :-The compound which is not formed as a product in the reaction is a :...

The structure of product C, formed by the following sequence of reactions is :...

Given below are two statements :Statement I : Ethyl pent-4-yn-oate on reaction with CH3MgBr gives a 3$$^\circ$$-alcohol.Statement II : In this reactio...

Which one of the following reactions will not yield propionic acid?

The structure of the starting compound P used in the reaction given below is :...

The major products formed in the following reaction sequence A and B are :...

The correct sequential addition of reagents in the preparation of 3-nitrobenzoic acid from benzene is :

Which one of the following compounds will give orange precipitate when treated with 2, 4-dinitrophenyl hydrazine?

Maleic anhydride can prepared by :...

[where $$Et \Rightarrow - {C_2}{H_5}{}^tBu \Rightarrow {(C{H_3})_3}C - $$]Consider the above reaction sequence, Product "A" and Product "B" formed re...

Consider the given reaction, the product 'X' is :...

Which one of the following compounds will liberate CO2, when treated with NaHCO3 ?

The major product (P) in the following reaction is :...

The correct order of their reactivity towards hydrolysis at room temperature is :...

Which among the above compound/s does/do not form Silver mirror when treated with Tollen's reagent?...

Consider the above reaction, the product 'X' and 'Y' respectively are :...

Consider the above chemical reaction and identify product "A"...

Considering the above chemical reaction, identify the product "X" :...

The product ''A'' in the above reaction is :...

Mesityl oxide is a common name of :

In the above reaction, the reagent ''A'' is :...

The product ''P'' in the above reaction is :...

Assertion A : Enol form of acetone [CH3COCH3] exists in < 0.1% quantity. However, the enol form of acetyl acetone [CH3COCH2OCCH3] exists in approxi...

Identify A in the following chemical reaction....

2, 4-DNP test can be used to identify :

Considering the above reaction, the major product among the following is :...

Identify A in the given chemical reaction....

The major product of the following reaction is : ...

Which one of the following reactions will not form acetaldehyde?

Compound(s) which will liberate carbon dioxide with sodium bicarbonate solution is/are :...

The major product of the following chemical reaction is :...

Which one of the following carbonyl compounds cannot be prepared by addition of water on an alkyne in the presence of HgSO4 and H2SO4?...

Which of the following reagent is suitable for the preparation of the product in the above reaction?...

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Which of the following reagent is used for the following reaction ? $$ \mathrm{CH}_3 \mathrm{CH}_2 \mathrm{CH}_3 \stackrel{?}{\longrightarrow} \mathrm...

The correct match between Item-I (starting material) and Item-II (reagent) for the preparation of benzaldehyde is : .tg {border-collapse:collapse;bo...

The major products of the following reaction are : ...

Consider the following reactions 'A' is :...

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

The increasing order of the acidity of the $$\alpha $$-hydrogen of the following compounds is : ...

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

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

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 t...

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

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 ...

The compound A in the following reaction is : ...

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

Arrange the following labelled hydrogens in decreasing order of acidity : ...

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

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

In the following reaction A is : ...

Identify (A) in the following reaction sequence : ...

An unsaturated hydrocarbon X absorbs two hydrogen molecules on catalytic hydrogenation and also gives following reaction : B(3 - oxo - hexanedicarbox...

The most suitable reagent for the given conversion is : ...

The predominant intermolecular forces present in ethyl acetate, a liquid, are:

What is the product of following reaction ? ...

The major products of the following reaction are : ...

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

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 phe...

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

Major products of the following reaction are : ...

In the following reaction Rate of the reaction is the highest for :...

The major product of the following reaction is: ...

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

The major product of the following reaction is : ...

The major product obtained in the following reaction is ...

The major product of the following reaction is : ...

The major product of the following reaction is : ...

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

The major product of the following reaction is – ...

In the following reaction, products A and B are – ...

The major product of the following reaction is – ...

In the following reaction : Aldehyde + Alcohol   $$\buildrel {HCl} \over \longrightarrow $$  Acetal .tg {border-collapse:col...

The major product obtained in the following reaction is : ...

The major product obtained in the following conversion is ...

The major product of the following reaction is : ...

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

Which is the most suitable reagent for the following transformation ? ...

The major product obtained in the following reaction is : ...

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

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

The major product in the following reaction is : ...

The major product of the following reaction is : ...

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

The correct match between Item I and Item II is : .tg {border-collapse:collapse;border-spacing:0;} .tg td{font-family:Arial, sans-serif;font-size:14...

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

The major product of the following reaction is : ...

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

The major product formed in the following reaction is : ...

The increasing order of the acidity of the following carboxylic acids is : ...

The reagent(s) required for the following conversion are : ...

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

A compound of molecular formula C8H8O2 reacts with acetophenone to form a single cross-aldol product in the presence of base. The same compound on re...

The major product obtained in the following reaction is : ...

The correct sequence of reagents for the following conversion will be : ...

The correct statement about the synthesis of erythritol (C(CH2OH)4) used in the preparation of PETN is :

Which compound would give $$5$$ - keto - $$2$$ - methylhexanal upon ozonolysis?

In the following sequence of reactions: The product C is...

Sodium phenoxide when heated with $$C{O_2}$$ under pressure at $${125^ \circ }C$$ yields a product which on acetylation products $$C.$$ The major pr...

In the reaction, the product C is:...

In the given transformation, which of the following is the most appropriate reagent ? ...

Sodium ethoxide has reacted with ethanoyl chloride. The compound that is produced in the above reaction is

The strongest acid amongst the following compounds is :

Trichloroacetaldehyde was subjected to Cannizzaro’s reaction by using NaOH. The mixture of the products contains sodium trichloroacetate and another c...

One mole of a symmetrical alkene on ozonolysis gives two moles of an aldehyde having a molecular mass of 44 u. The alkene is

A liquid was mixed with ethanol and a drop of concentrated H2SO4 was added. A compound with a fruity smell was formed. The liquid was : ...

In Cannizzaro reaction given below 2PhCHO $$\buildrel {\mathop {:OH}\limits^{\left( - \right)} } \over \longrightarrow $$ PhCH2OH + $$PhC\mathop O...

The compound formed as a result of oxidation of ethyl benzene by KMnO4 is :

The increasing order of the rate of HCN addition to compounds A – D is (A) HCHO (B) CH3COCH3 (C) PhCOCH3 (D) PhCOPh...

The correct order of increasing acid strength of the compounds ...

Reaction of cyclohexanone with dimethylamine in the presence of catalytic amount of an acid forms a compound if water during the reaction is continuou...

$$p$$-cresol reacts with chloroform in alkaline medium to give the compound A which adds hydrogen cyanide to form, the compound $$B.$$ The latter on a...

Among the following acids which has the lowest pKa value?

On mixing ethyl acetate with aqueous sodium chloride, the composition of the resultant solution is

Which of the following undergoes reaction with 50% sodium hydroxide solution to give the corresponding alcohol and acid?

Which one of the following reduced with zinc and hydrochloric acid to give the corresponding hydrocarbon?

When CH2 = CH - COOH is reduced with LiAlH4, the compound obtained will be

The reaction of chloroform with alcoholic $$KOH$$ and p-toluidine forms

What is B?...

...

Picric acid is :

Two moles of benzaldehyde and one mole of acetone under alkaline conditions using aqueous $$\mathrm{NaOH}$$ after heating gives $$x$$ as the major pro...

The product C in the following sequence of reactions has ________ $$\pi$$ bonds. ...

In the Claisen-Schmidt reaction to prepare $$351 \mathrm{~g}$$ of dibenzalacetone using $$87 \mathrm{~g}$$ of acetone, the amount of benzaldehyde requ...

Vanillin compound obtained from vanilla beans, has total sum of oxygen atoms and $$\pi$$ electrons is __________.

The product of the following reaction is P. The number of hydroxyl groups present in the product P is ________....

The total number of 'Sigma' and 'Pi' bonds in 2-formylhex-4-enoic acid is _________.

From the compounds given below, number of compounds which give positive Fehling's test is _________. Benzaldehyde, Acetaldehyde, Acetone, Acetophenone...

The value of $$x$$ in compound 'D' is _________....

The mass of NH$$_3$$ produced when 131.8 kg of cyclohexanecarbaldehyde undergoes Tollen's test is ________ kg. (Nearest Integer) Molar Mass of C = 12g...

Number of isomeric compounds with molecular formula $$\mathrm{C}_{9} \mathrm{H}_{10} \mathrm{O}$$ which (i) do not dissolve in $$\mathrm{NaOH}$$ (ii) ...

The number of molecules which gives the haloform test among the following molecules is ________. ...

Number of compounds from the following which will not dissolve in cold $\mathrm{NaHCO}_{3}$ and $\mathrm{NaOH}$ solutions but will dissolve in hot $\m...

A trisubstituted compound '$$\mathrm{A}$$', $$\mathrm{C}_{10} \mathrm{H}_{12} \mathrm{O}_{2}$$ gives neutral $$\mathrm{FeCl}_{3}$$ test positive. Trea...

Number of compounds giving (i) red colouration with ceric ammonium nitrate and also (ii) positive iodoform test from the following is ___________ ...

The number of stereoisomers formed in a reaction of $$(±)\mathrm{Ph}(\mathrm{C}=\mathrm{O}) \mathrm{C}(\mathrm{OH})(\mathrm{CN}) \mathrm{Ph}$$ with $$...

The spin only magnetic moment of the complex present in Fehling's reagent is __________ B.M. (Nearest integer).

In the given reaction The number of chiral carbon/s in product A is ___________....

A hydrocarbon 'X' is found to have molar mass of 80. A 10.0 mg of compound 'X' on hydrogenation consumed 8.40 mL of H2 gas (measured at STP). Ozonolys...

In the given reaction, The number of $$\pi$$ electrons present in the product 'P' is _________....

In Tollen's test for aldehyde, the overall number of electron(s) transferred to the Tollen's reagent formula [Ag(NH3)2]+ per aldehyde group to form si...

Consider the above reaction where 6.1 g of Benzoic acid is used to get 7.8 g of m-bromo benzoic acid. The percentage yield of the product is _________...

The total number of C-C sigma bond/s in mesityl oxide (C6H10O) is __________. (Round off to the Nearest Integer).

The number of compound/s given below which contain/s -COOH group is __________. (Integer answer)(A) Sulphanilic acid(B) Picric acid(C) Aspirin(D) Asco...

Consider the following reactions The mass percentage of carbon in A is ______....

An organic compound [A], molecular formula C10H20O2 was hydrolyzed with dilute sulphuric acid to give a carboxylic acid [B] and an alcohol [C]. Oxida...

Silver Mirror test is given by which one of the following compounds ?