19,000+ solved questions for JEE Advanced, JEE Mains, NEET & IChO — with answers and expert explanations.
Which of the following represents the correct order of the acidity in the given compounds?
The correct order for the acidic character of the following carboxylic acids is
Hydrogenation of benzoyl chloride in the presence of Pd-BaSO4 gives
Ethyl Acetate O (i)CH MgBr (excess) (ii) H -> P, the product will be (a) (b) (c) (d)
Benzoyl chloride is prepared from benzoic acid by
In the following sequence of reactions: KMnO SOCl H /Pd BaSO Toluene A B C, -> ->-> Carboxylic Acid and Its Derivatives the product C formed will be :
Acetamide is treated separately with the following reagents. Which one of these would give methyl amine?
Benzamide on treatment with POCl3 gives
In the given reaction, H O C H CO O I -> H O C H COOCOCH II -> Identify the product(s) formed in the given reaction. I II
Assertion : p–hydroxybenzoic acid has a lower boiling point than o–hydroxybenzoic acid. Reason : o–hydroxybenzoic acid has intramolecular hydrogen bonding.
Assertion : (CH3)3C–COOH does not give HVZ reaction. Reason : It does not have any -hydrogen
Assertion : Acetic acid does not give haloform reaction. Reason : Acetic acid has no -hydrogen.
Assertion:Formic acid reduces mercuric chloride. Reason: Formic acid is stronger than acetic acid.
Assertion : Acid catalysed hydrolysis of ester is reversible on the other hand base catalysed hydrolysis is irreversible. Reason : In acid catalysed ester hydrolysis carboxylic acid is formed on which nucleophile atta…
Hydrolysis of hydrogen cyanide results in the formation of
The acid (D) obtained through the following sequence of reactions is H O Br Alc.KOH KCN CCl excess C H Br A B C D -> -> -> ->
Hydrolysis of acetamide produces
When benzyl alcohol is oxidised with KMnO4, the product obtained is
The compound formed as a result of oxidation of ethyl benzene by KMnO4 is
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 acidic hydrolysis gives chiral carboxylic acid. The structure of the carboxy…
CH3COOH is formed by hydrolysis of
For the following reaction.
In which case yield of the carboxylic acid is maximum? (a) H O KCN,DMSO CH CH CH CH Br ->-> (b) (c)
In which cases RCO2H is not the product? H O OH SnCl /HCl DIBAL LiAlH : RCN :RCN : RCN : RCN : RCN -> -> -> -> -> I II III IV V
Which of the following compounds will react with NaHCO3 solution to give sodium salt and carbon dioxide