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प्रश्न
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उत्तर
\[\ce{\underset{(Ethyl alcohol)}{CH3CH2OH} ->[red 'P'][Br2] \underset{(A)}{\underset{(Ethyl bromide)}{CH3 - CH2 - Br}}}\]
\[\ce{\underset{(A)}{\underset{(Ethyl bromide)}{CH3 - CH2 - Br}} ->[KCN][alc.] \underset{(B)}{\underset{(Ethyl cyanide)}{CH3 - CH2 - CN}}}\]
\[\ce{\underset{(B)}{\underset{(Ethyl cyanide)}{CH3 - CH2 - CN}} ->[LiAH4][Ether] \underset{(C)}{\underset{(Propan-1-amine)}{CH3 - CH2 - CH2 - NH2}}}\]
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संबंधित प्रश्न
Answer in brief.
Formic acid is stronger than acetic acid. Explain.
Arrange the following carboxylic acids with increasing order of their acidic strength and justify your answer.
1) 
2) 
3) 
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.
Acid chloride
Write reactions for the following conversions.
Propanone to Propane
Write reactions for the following conversions.
4-Nitrobenzoic acid to Nitrobenzene
Write chemical reactions to convert –COOH group of acetic acid into the following.
CH3COCl
Write reaction for preparation of acetophenone from benzoyl chloride.
Explain the acidic nature of carboxylic acids.
Which of the following compounds reacts with ammonia to form urotropine?
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 ____________.
A flavouring agent found in oil of wintergreen is ______.
Which of the following carboxylic acids will have the highest acidity?
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 ____________.
Which among the following is the strongest acid?
Excess of ammonia with sodium hypochloride solution in the presence of glue or gelatine gives ______.
The number of bonding pairs and lone pairs of electrons present in the central atom of ammonia molecular are respectively.
Draw structures 01 conjugate bases of monochloroacetic acid and dichloroacetic acid. Which one is more stabilized by -I effect?
How sodium bicarbonate test is used to distinguish between carboxylic acid and phenol?
Identify the product ‘B’ in the following sequence of reactions.
\[\ce{\underset{}{Methylpropanoate} ->[Δ][dil. NaOH] \underset{\underset{}{}}{A}->[H+][Conc. HCl] \underset{\underset{}{}}{B}}\]
