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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.
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
Write chemical reactions to convert –COOH group of acetic acid into the following.
C2H5OH
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Ethane-1,2-diol in presence of dry HCl.
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?
In the following reaction:
The product X is:
A flavouring agent found in oil of wintergreen 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 ____________.
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 carboxylic acids ha highest acidic strength?
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.
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?
