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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

Write reactions for the following conversions. Propanone to Propane - Chemistry

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प्रश्न

Write reactions for the following conversions.

Propanone to Propane

टीपा लिहा

उत्तर १

Clemmensen reduction:

\[\ce{\underset{\text{Propanone}}{CH3 - CO - CH3} + 4[H] ->[Zn Hg conc.HCl][\Delta] \underset{\text{Propane}}{CH3 - CH2 - CH3} + H2O}\]

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उत्तर २

Wolff-Kishner reduction:

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Chemical Properties of Carboxylic Acids
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 12: Aldehydes, Ketones and Carboxylic acids - Short answer questions (Type-II)

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एससीईआरटी महाराष्ट्र Chemistry [English] 12 Standard HSC
पाठ 12 Aldehydes, Ketones and Carboxylic acids
Short answer questions (Type-II) | Q 3.2

संबंधित प्रश्‍न

Answer in brief.

Formic acid is stronger than acetic acid. Explain.


Correct order of acid strength for

  1. acetic acid
  2. fluoroacetic acid
  3. 4-Nitrobenzoic acid 
  4. 4-Methyl benzoic acid is ______.

Write the reducing agent which CANNOT reduce –COOH group.


What is the action of following on proponal?

Hydroxyl amine


Write the preparation reactions for acid amide from the following.

Carboxylic acid


Write reactions for the following conversions.

4-Nitrobenzoic acid to Nitrobenzene


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

C2H5OH


Write reaction for preparation of acetophenone from benzoyl chloride.


Explain the acidic nature of carboxylic acids.


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?


In the reaction, \[\ce{C6H5COCH3 ->[{[H]}][Zn-Hg/conc. HCl] X}\], X is ______.


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?


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 aromatic acids has less acidic strength than benzoic acid?


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


Which of the following carboxylic acids ha highest acidic strength?


The number of bonding pairs and lone pairs of electrons present in the central atom of ammonia molecular are respectively.


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

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