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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
Arrange the following carboxylic acids with increasing order of their acidic strength and justify your answer.
1) 
2) 
3) 
Correct order of acid strength for
- acetic acid
- fluoroacetic acid
- 4-Nitrobenzoic acid
- 4-Methyl benzoic acid is ______.
Write the structure of the product formed when carboxylic acid is heated with a dehydrating agent like P2O5
What is the action of following on proponal?
Hydroxyl amine
What is the action of following on proponal?
Hydrazine
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.
CH3COCl
Write reaction for preparation of acetophenone from benzoyl chloride.
Complete the following sequence of reactions and write structures for A, B, C.
\[\ce{Dry ice ->[i. Dry ether][ii. Hydrolysis] A ->[PCl5] B ->[H2(gas)][Pd - BaSO4] C}\]
In the reaction,
\[\ce{CH3COOH ->[SOCl2] X ->[Sodium salt of carboxylic acid] Y}\].
The compound Y was found to be a mixed acid anhydride. Thus, the sodium salt of carboxylic acid used CANNOT be ____________.
Which of the following compounds reacts with ammonia to form urotropine?
In the reaction, \[\ce{C6H5COCH3 ->[{[H]}][Zn-Hg/conc. HCl] X}\], X is ______.
Which is the gas evolved when carboxylic acids react with strongly electropositive metals (such as Na, K, Ca, Zn)?
In the following reaction:
The product X is:
Products in the following reaction are:
\[\ce{CH3COOH + PCl3 ->[\Delta]}\]
Which of the following carboxylic acids will have the highest acidity?
The elimination of CO2 from a carboxylic acid is known as ____________.
What amount of dinitrogen contains 3.6 × 1018 molecules?
The reducing agent preferred to convert carboxylic acids and esters to primary alcohols is ____________.
Which among the following is the strongest acid?
The oxidation number of B in NaBH4 is ____________.
Which of the following functional groups is reduced by diborane?
Which of the following compounds is obtained when ethanoic anhydride is treated with water?
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?
\[\ce{RCOOH -> RCH2OH}\]
Draw structures 01 conjugate bases of monochloroacetic acid and dichloroacetic acid. Which one is more stabilized by -I effect?
Which of the following can not be oxidised to give carboxylic acid?
