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प्रश्न
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Ethane-1,2-diol in presence of dry HCl.
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उत्तर
संबंधित प्रश्न
Write the structure of the product formed when carboxylic acid is heated with a dehydrating agent like P2O5
Write the reducing agent which CANNOT reduce –COOH group.
What is the action of following on proponal?
Hydroxyl amine
Write the preparation reactions for acid amide from the following.
Carboxylic acid
Write chemical reactions to convert –COOH group of acetic acid into the following.
C2H5OH
Complete the following sequence of reactions and write structures for A, B, C.
\[\ce{Dry ice ->[i. Dry ether][ii. Hydrolysis] A ->[PCl5] B ->[H2(gas)][Pd - BaSO4] C}\]
Which is the gas evolved when carboxylic acids react with strongly electropositive metals (such as Na, K, Ca, Zn)?
The product of the reaction between dialkyl cadmium and acyl chloride is a/an ____________.
Which of following elements does not form amide when reacted with ammonia?
The elimination of CO2 from a carboxylic acid is known as ____________.
The reducing agent preferred to convert carboxylic acids and esters to primary alcohols is ____________.
The oxidation number of B in NaBH4 is ____________.
Which of the following aromatic acids has less acidic strength than benzoic acid?
Which of the following functional groups is reduced by diborane?
Which of the following compounds is obtained when ethanoic anhydride is treated with water?
Which of the following carboxylic acids ha highest acidic strength?
Write structure of adipic acid.
The number of bonding pairs and lone pairs of electrons present in the central atom of ammonia molecular are respectively.
Which of the following can reduce?
\[\ce{RCOOH -> RCH2OH}\]
How sodium bicarbonate test is used to distinguish between carboxylic acid and phenol?
How will you prepare Acetic anhydride from acetic acid?
Identify the product ‘B’ in the following sequence of reactions.
\[\ce{\underset{}{Methylpropanoate} ->[Δ][dil. NaOH] \underset{\underset{}{}}{A}->[H+][Conc. HCl] \underset{\underset{}{}}{B}}\]
Which of the following can not be oxidised to give carboxylic acid?
Which of the following represents the correct order of the acidity in the given compounds?
Which among the following is the strongest acid?
