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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
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) 
Correct order of acid strength for
- acetic acid
- fluoroacetic acid
- 4-Nitrobenzoic acid
- 4-Methyl benzoic acid is ______.
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.
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.
CH4
Write reaction for preparation of acetophenone from benzoyl chloride.
Which of following elements does not form amide when reacted with ammonia?
In the following reaction:
The product X is:
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 of the following aromatic acids has less acidic strength than benzoic acid?
Which of the following functional groups is reduced by diborane?
Write structure of adipic acid.
Which oxide of nitrogen is obtained on heating ammonium nitrate at 250°C?
Which of the following can reduce?
\[\ce{RCOOH -> RCH2OH}\]
How sodium bicarbonate test is used to distinguish between carboxylic acid and phenol?
Which of the following can not be oxidised to give carboxylic acid?
Which among the following is the strongest acid?
