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महाराष्ट्र राज्य शिक्षण मंडळएचएससी विज्ञान (सामान्य) इयत्ता १२ वी

When vapours of tert.butyl alcohol are passed over hot copper, it gives _____________

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प्रश्न

When vapours of tert.butyl alcohol are passed over hot copper, it gives _____________

पर्याय

  • butanal

  • butanoic acid

  • butanone

  • isobutylene

MCQ
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उत्तर

When vapours of tert.butyl alcohol are passed over hot copper, it gives isobutylene

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पाठ 11: Alcohols, Phenols and Ethers - Multiple choice questions

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एससीईआरटी महाराष्ट्र Chemistry [English] 12 Standard HSC
पाठ 11 Alcohols, Phenols and Ethers
Multiple choice questions | Q 5

संबंधित प्रश्‍न

Answer in one sentence/ word.

Hydroboration-oxidation of propene gives _________.


Write Kolbe’s reaction.


How will you bring about the following conversions?

isopropyl alcohol to acetone


How will you bring about the following conversions?

2-methyl propan-2-ol to 2-methylpropene


How will you bring about the following conversions?

acetone to 2-methylpropan-2-ol


What is the action of conc. H2SO4 on carbolic acid at 373 K.


Write chemical reactions to convert phenol into salicyaldehyde. Write the name of the reaction. What happens when if CCl4 is used instead of CHCl3 in the above reaction.


Number of oxygen atoms present in salicylaldehyde are ______.


\[\ce{C3H8O ->[KMnO4][(Oxidation)] C3H6O2}\]

The compound C3H8O is a/an ____________.


Which of the following compounds does not react with bromine in alkaline medium?


Phenol is ____________.


What is the product of the following reaction?

\[\ce{CH3 - CH2 - CH2 - OH ->[conc. H2SO4][\Delta]}\]


\[\ce{CH3 - CH = CH2 ->[HBr][Peroxide] A}\]

Identify A.


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


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

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


Which isomer of C4H10O is optically active?


Which following reagent is used to obtain alkene from alcohol?


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


Which of the following on oxidation yields ethyl methyl ketone?


Identify the product X in the following reaction.

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


The compound which reacts fastest with Lucas reagent at room temperature is ______.


Product (B) in this reaction is:


Which of the following compounds reacts immediately with Lucas reagent?


What is the action of nitrous acid on aniline?


Explain the reaction of 1° and 2° alcohol with oxidising agent chromic anhydride (CrO3).


Write the chemical reaction when hot copper is treated with Vapours of 2° (secondary) alcohol.


Write chemical reaction when hot copper is treated with Vapours of 3° (tertiary) alcohol.


Convert the following :

cumene to phenol.


What is the commercial method of preparation of phenol?


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