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प्रश्न
Write the reducing agent which CANNOT reduce –COOH group.
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उत्तर
Sodium borohydride (NaBH4) does not reduce –COOH group.
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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) 
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
Write the preparation reactions for acid amide from the following.
Acid chloride
Write chemical reactions to convert –COOH group of acetic acid into the following.
CH4
Explain the acidic nature of carboxylic acids.
Write reactions for the action of the following reagents on p-chlorobenzaldehyde.
Ethane-1,2-diol in presence of dry HCl.
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?
Which is the gas evolved when carboxylic acids react with strongly electropositive metals (such as Na, K, Ca, Zn)?
Which of following elements does not form amide when reacted with ammonia?
A flavouring agent found in oil of wintergreen is ______.
What amount of dinitrogen contains 3.6 × 1018 molecules?
Which among the following is the strongest acid?
Which of the following compounds is obtained when ethanoic anhydride is treated with water?
Write structure of adipic acid.
Which oxide of nitrogen is obtained on heating ammonium nitrate at 250°C?
Excess of ammonia with sodium hypochloride solution in the presence of glue or gelatine gives ______.
How will you prepare Acetic anhydride from acetic acid?
Which of the following can not be oxidised to give carboxylic acid?
Which among the following is the strongest acid?
