Question # 1

Baukelite is a polymer obtained from two monomers

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Phenol and ethanol

Phenol and methanol

Phenol and methanal

Phenol and acetone

Concentration of rectified spirit is:

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12%

14%

90%

95%

Ethyl alcohol on oxidation with K₂Cr₂O₇gives

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Acetic acid

Acetaldehyde

Formaldehyde

Formic acid

Alcohol reacts with halogen acid to produce

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Alkyl halides

Aldelydes

Ketones

Alkanes

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Aqueous bromine

Dilute HNO₃

Dilute HCI

CH₃COCI

Which one of the following reacts immediately with conc. HCI in the presence of ZnCI₂

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Primary alcohol

Secondary alcohol

Tertiary alcohol

Ether

Use of ethanol as:

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Drink

Solvent and fuel

In beverage

All of these

On heating glycerol with conc. Sulphuric acid a compound with unpleasant odour is obtained. The compound is

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Methyl alcohol

Formic acid

Prop-2-enal

Glycerol sulphate

Which more acidic?

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o-cresol

p-nitrophenol

phenol

m-cresol

When alcohol reacts with concentreated H₂SO₄intermediate compound formed as

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carbonium ion

alkoxy ion

alkyl hydrogen sulphate

non of these

The organic compound, alcohols are much closer to, in structure and hence is also called its derivative:

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Water

Oxidizes of lithium oxides

Oxidizes of magnesium

Oxidizes of aluminium

Methanol and ethanol can be distinguished by

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Iodoform test

Iucas test

Dichromate/H₂SO₄oxidation test

Flame test

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A primary alcohol

A secondary alcohol

An eher

A phenol

A compound of the formula C₄H₁₀O_{reacts with sodium and undergoes oxidation to give a carbonyl compound which does not reduce Tollen's reagent, the original compound is}

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Diethyl ether

n-Butyl alcohol

Isobutyl alcohol

sec-Butyl alcohol

Which compound shows more hydrogen bonding?

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C₂H₆

C₂H₅Cl

CH₃----O----CH₃

C₂H₅OH

denaturing of alcohol is done by adding methanol in ethanol:

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10%

20%

30%

40%

Which bond shows maximum hydrogen bonding with water?

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CH₃OH

C₂H₅OH

CH₃----O----CH₃

C₆H₅OH

How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C₄H₁₀O

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3

4

5

6

Ethyl alcohol may be identified by

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Ring test

Iodoform test

Tollen's test

Bazeyer's test

Williamson's synthesis is used to prepare

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Diethylether

Phenolphthalein

Hydrogenation

Bakelite

The reaction of sodium with ethanol gives

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CH₃OH

NaH

H₂O

H₂

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

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Addition

Substitution

Dehydrohalogenation

Molecular rearrangement

Which compound will not dissolve in H₂O

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C₆H₆

C₂H₅OH

CH₃CH₂CH₂OH

CH₃- OH

Which is not the enzyme involved in the preparation of ethyl alcohol by fermentation of starch

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Diastase

Maltase

Zymase

Invertase

Which of the following cannot be produced by acidic dehydration of alcohols?

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Ethers

Aldehyde

Alkyl Hydrogen sulphate

Alkene

Which of the following is known as wood spirit

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Ethyl alcohol

Propyl alcohol

Methyl alcohol

Butyl alcohol

Dehydration of ethyl alcohol yields

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Aldehyde

Ketone

Acid

Alkene

Which one is used as a fuel for internal combustion engines in many European countries and Brazil

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C₂H₅OH

CH₃OH

CH₃COOH

C₂H₂

The organic compounds which derivative of hydrocarbons due to oxygen is:

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Phenol

Alcohol

Alkyl halide

Either

Dow's process is used for the preparation of

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Ester

Ethers

Alcohols

Phenols

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

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