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कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Out of 2-chloroethanol and ethanol which is more acidic and why?

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प्रश्न

Out of 2-chloroethanol and ethanol which is more acidic and why?

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उत्तर

The acidic character of alcohols is due to the polar nature of \[\ce{O - H}\] bond. 2-Chloroethanol, is more acidic due to \[\ce{-I}\] effect of chlorine atom. It increases the polarity of \[\ce{O - H}\] bond and increases the acidic strength.

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अध्याय 11: Alcohols, Phenols and Ethers - Multiple Choice Questions (Type - I) [पृष्ठ १५९]

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एनसीईआरटी एक्झांप्लर Chemistry Exemplar [English] Class 12
अध्याय 11 Alcohols, Phenols and Ethers
Multiple Choice Questions (Type - I) | Q 28 | पृष्ठ १५९

संबंधित प्रश्न

How do you convert the following:

Ethanol to Propan-2-ol


Give simple chemical test to distinguish between Ethanol and Phenol.


Among the following the one which reacts most readily with ethanol is:


Methanol and ethanol are miscible in water due to ____________.


If ethanol dissolves in water, then which of the following would be observed:


Which of the following is correct?


Phenol is less acidic than ______.


Phenol can be distinguished from ethanol by the reactions with:

(i) \[\ce{Br2/water}\]

(ii) \[\ce{Na}\]

(iii) Neutral \[\ce{FeCl3}\]

(iv) All the above


Suggest a reagent for conversion of ethanol to ethanoic acid.


Name the enzymes and write the reactions involved in the preparation of ethanol from sucrose by fermentation.


Arrange water, ethanol and phenol in increasing order of acidity and give reason for your answer.


Match the items of column I with items of column II.

  Column I Column II
(i) Antifreeze used in car engine (a) Neutral ferric chloride
(ii) Solvent used in perfumes (b) Glycerol
(iii) Starting material for picric acid (c) Methanol
(iv) Wood spirit (d) Phenol
(v) Reagent used for detection of phenolic group (e) Ethleneglycol
(vi) By product of soap industry used in cosmetics (f) Ethanol

Match the items of column I with items of column II.

  Column I Column II
(i) Methanol (a) Conversion of phenol to o-hydroxysalicylic acid
(ii) Kolbe’s reaction (b) Ethyl alcohol
(iii) Williamson’s synthesis (c) Conversion of phenol to salicylaldehyde
(iv) Conversion of 2° alcohol to ketone (d) Wood spirit
(v) Reimer-Tiemann reaction (e) Heated copper at 573 K
(vi) Fermentation (f) Reaction of alkyl halide with sodium alkoxide

Convert the following: 

Propanenitrile to ethanol.


Tonics in general contain


Liquor poisoning is due to


Convert the following Ethanal to ethanol.


Give IUPAC names of the following compounds:

 \[\begin{array}{cc}
\ce{CH3 - CH - CH - CH - CH2-OH }\\
|\phantom{......}|\phantom{......}|\phantom{.......}\\
\ce{Cl}\phantom{....}\ce{CH3}\phantom{...}\ce{CH3}\phantom{.....}
\end{array}\]


3, 3-dimethyl-1-butene was subject to following reactions:


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