Question # 1

The reaction of aromatic acyl chloride and phenol in the presence of a base NaOH or pyridine is called

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Kolbe's reaction

Perkin's reaction

Sandmeyer's reaction

Schotten Baumann reaction

Use of ethanol as:

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Drink

Solvent and fuel

In beverage

All of these

Ethanol can be converted into ethanoic acid by

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Hydrogenation

Hydration

oxidation

Frmentation

Which more acidic?

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o-cresol

p-nitrophenol

phenol

m-cresol

Ethyl alcohol prepared during fermentation is pure:

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20%

10%

11%

12%

The boiling point of glycerol is more than propanal because of

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Hybridisation

H-bonding

Resonance

All these factors

Which of the following is used as anesthetics

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Alcohol

Diethylether

Phenol

Dimethyl ether

Which enzyme is not involved in fermentation of strach

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Diastase

Zymase

Urease

Invertase

Which statement in not correct about alcohol?

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Ethyl alcohol is heavier than water

Ethyl alcohol ecaporates more quickly

Alcohol with less number of carbon atoms is more soluble in water than alcohol with more number of carbons atoms

Alcohol produces H₂by reaction with sodium metal

The boiling points of alcohols are higher than the corresponding alkanes, This is because

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Of hydrogen bonding existing between molecules of alcohols

Alkanes are dipolar compounds

Alcohols are sweet in taste

Alcohols are soluble in water

Phenol is more readily soluble in

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Dil. HCl

Both NaOH and HCl

NaOH sol

Sodium bicarbonate solution

Which structure shows a tertiary alcohol

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CH₃CH₂OH

(CH₃)₂CHOH

(CH₃)₃COH

CH₂OH

Nitration of phenol gives

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o-nitrophenol

p-nitrophenol

m-nitrophenol

Both o and p-nitrophenol

Which of the following will not give iodoform test?

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Ethanol

Ethanal

Isopropyl alcohol

Benzyl alcohol

Ethyl alcohol is industrially prepared from ethylene by

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permanganate oxidation

Catalytic reduction

Absorbing in H₂SO₄followed by hydrolysis

Fermentation

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Aqueous bromine

Dilute HNO₃

Dilute HCI

CH₃COCI

Which of the following is known as wood spirit

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Ethyl alcohol

Propyl alcohol

Methyl alcohol

Butyl alcohol

Which of the following process is employed to convert alkyl halide into alcohol?

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Addition

Substitution

Dehydrohalogenation

Molecular rearrangement

Which isomers of C₅H₁₁OH gives, on dehydration, the greatest number of different alkenes

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Which compound does not show hydrogen bonding with water

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CH₃OH

C₂H₅OH

CH₃- O - CH₃

C₆H₅OH

Derivative of water is:

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Alcohals

Phenols

Either

Phenol

Absolute alcohol is obtained by adding rectified apirit in alcohol:

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Water

Na₂CO₃

NaOH

CaO

Salol is prepared from

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Salicylic acid and phenol

Salicylic acid and methyl alcohol

Both

None

If an electrophile attacks then ______ bond breaks first

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C - H

O - H

C - O

None of these

In Lucas test primary alcohol make as oily layer

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Immediately

In 10 mins

On heating

Not

Which compound contains - OH in their molecule

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Alcohol

Phenol

Alcohol and phenol

Ether

How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH₂OH

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1

2

3

4

Phenol is also known as

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Acetic acid

Carbolic acid

Tararic acid

Trichloroacetic acid

The malt-sugar in the presence of yeast or invertase gives

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Fructose

Glucose

Lignin

Alcohol

Which the increase in carbon number of solubility of an alcohol

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Increases

Decreases

Remains unaffected

None of these

Which is possible in ethers?

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Reactivity high

Oxidation and reduction

Reactivity towards bases

Towards acids

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ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers Online Test MCQs With Answers

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