हिंदी

Write chemical reactions to convert –COOH group of acetic acid into the following. CH3COCl

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प्रश्न

Write chemical reactions to convert –COOH group of acetic acid into the following.

CH3COCl

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उत्तर

\[\ce{\underset{\text{Acetic acid}}{3CH3COOH} + \underset{\text{Phosphorous trichloride}}{PCl3} ->[\Delta] \underset{\text{Acetyl chloride}}{3CH3COCl} + H3PO3}\]

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अध्याय 12: Aldehydes, Ketones and Carboxylic acids - Short answer questions (Type-II)

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एससीईआरटी महाराष्ट्र Chemistry [English] Standard 12 Maharashtra State Board
अध्याय 12 Aldehydes, Ketones and Carboxylic acids
Short answer questions (Type-II) | Q 6.3

संबंधित प्रश्न

Answer in brief.

Formic acid is stronger than acetic acid. Explain.


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


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 reactions for the following conversions.

4-Nitrobenzoic acid to Nitrobenzene


Write reaction for preparation of acetophenone from benzoyl chloride.


Explain the acidic nature of carboxylic acids.


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 is the gas evolved when carboxylic acids react with strongly electropositive metals (such as Na, K, Ca, Zn)?


In the following reaction:

The product X is:


A flavouring agent found in oil of wintergreen is ______.


The elimination of CO2 from a carboxylic acid is known as ____________.


What amount of dinitrogen contains 3.6 × 1018 molecules?


Which of the following compounds is obtained when ethanoic anhydride is treated with water?


Excess of ammonia with sodium hypochloride solution in the presence of glue or gelatine gives ______.


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?


Identify 'A', 'B' and 'C' in following chain reaction and rewrite the chemical reactions:
\[\ce{CH3CH2OH ->[red 'P'][Br2] A ->[KCN][alc] B ->[LiAlH4][Ether] C}\]

Which among the following is the strongest acid?


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