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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

How will you bring about the following conversions? isopropyl alcohol to acetone - Chemistry

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प्रश्न

How will you bring about the following conversions?

isopropyl alcohol to acetone

थोडक्यात उत्तर

उत्तर

When isopropyl alcohol is heated at 573 K in presence of Cu acetone is formed.

\[\begin{array}{cc}
\ce{CH3 - CH - CH3 ->[Cu/573K][Oxidation] CH3 - C - CH3}\\
\phantom{...}|\phantom{..........................}||\phantom{...}\\
\phantom{}\ce{\underset{\text{Isopropyl alcohol}}{OH}\phantom{...............}\underset{\text{Acetone}}{O}}\end{array}\]

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Alcohols and Phenols
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पाठ 11: Alcohols, Phenols and Ethers - Short Answer Questions (Type-II)

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एससीईआरटी महाराष्ट्र Chemistry [English] 12 Standard HSC
पाठ 11 Alcohols, Phenols and Ethers
Short Answer Questions (Type-II) | Q 3.1

संबंधित प्रश्‍न

Answer in one sentence/ word.

Hydroboration-oxidation of propene gives _________.


Answer in one sentence/ word.

Write the name of the electrophile used in Kolbe’s Reaction.


Answer in brief.

Explain why p-nitrophenol is a stronger acid than phenol.


Answer in brief.

Give the equations of the reactions for the preparation of phenol from isopropyl benezene.


An ether (A), C5H12O, when heated with excess of hot HI produce two alkyl halides which on hydrolysis form compound (B) and (C), oxidation of (B) gave and acid (D), whereas oxidation of (C) gave a ketone (E). Deduce the structural formula of (A), (B), (C), (D), and (E).


Reaction between hot conc. HI and anisole gives ______________


An unknown alcohol is treated with Lucas reagent. Explain how you will determine whether the alcohol is primary, secondary or tertiary. Indicate by chemical equation the reaction between isopropyl alcohol and Lucas reagent.


Sodium metal with ethyl alcohol gives __________ gas.


The product 'C' in the following reaction is:

\[\ce{CH3CH2Br ->[alc. KCN] {'A'} ->[H3O^+][\Delta] {'B'} ->[i. LiAlH4][ii. H3O^+] {'C'}}\]


In Dow process, chlorobenzene is converted into phenol by ____________.


Sodium benzene sulphonate reacts with NaOH and then on acidic hydrolysis, it gives __________.


The most resistant alcohol towards oxidation reaction is:


What is INCORRECT about the product written in the below given reaction?

\[\ce{R - CH2 - OH ->[PCC] R - COOH}\]


Identify the product B in following conversion.

\[\ce{Chlorobenzene + H2O ->[Cu, 673 K][Pressure] A ->[conc. H2SO4][373 K] B}\]


Which of the following conversion explains the acidic nature of alcohols?


Which among the following compounds is used to prepare solid fuel using calcium acetate?


Which of the following alcohols is least soluble in water?


Which of the following compounds does NOT react with sodium metal?


Identify 'Z' in the following series of reaction:

\[\ce{Butan - 2 - ol ->[PCl3] X ->[alco. KOH] Y ->[i) H2SO4][ii) H-OH/heat] Z}\]


Identify product B in the following conversion?

\[\ce{Phenol ->[NaOH] A ->[CH3I] B}\]


Identify the compound having highest boiling point from the following?


Identify the product X in the following reaction.

\[\ce{Phenol ->[Na2Cr2O7][H2SO4] X}\]


Name the catalyst used in commercial method of preparation of phenol.


Amongst the following alcohols which would react fastest with cone. HCl and ZnCl2?


Which of the following compounds reacts immediately with Lucas reagent?


The chemical test that distinguish between benzoic acid and phenol is ______.


Arrange O - H, C - H and N - H bonds in increasing order of their bond polarity.


Write the product when 1°, 2° and 3° alcohol vapours are passed over hot copper.


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