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प्रश्न
Write the reducing agent which CANNOT reduce –COOH group.
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.
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?
Hydrazine
Write the preparation reactions for acid amide from the following.
Carboxylic acid
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
Write chemical reactions to convert –COOH group of acetic acid into the following.
C2H5OH
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Ethane-1,2-diol in presence of dry HCl.
Complete the following sequence of reactions and write structures for A, B, C.
\[\ce{Dry ice ->[i. Dry ether][ii. Hydrolysis] A ->[PCl5] B ->[H2(gas)][Pd - BaSO4] C}\]
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 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?
Which among the following is the strongest acid?
The oxidation number of B in NaBH4 is ____________.
Which of the following compounds is obtained when ethanoic anhydride is treated with water?
Which oxide of nitrogen is obtained on heating ammonium nitrate at 250°C?
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?
