ECAT Pre Engineering Chemistry Chapter 22 MCQ Test With Answer

MCQ's Test For ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers

Try The MCQ's Test For ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers

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ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers

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Question # 1

Phenol is more readily soluble in

Question # 2

Sodium phenoxide reacts with CO2at 400 K and 4.7 atm pressure to give

Question # 3

Which alcohol gives only one oxidation product when wormed with dil acidified K2Cr2O7

Question # 4

Ethanol can be converted into ethanoic acid by

Question # 5

Which bond shows maximum hydrogen bonding with water?

Question # 6

Which of the following will not give iodoform test?

Question # 7

Methyl alcohol is not used

Question # 8

Rectified spirit contains alcohol about

Question # 9

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

Question # 10

When phenol is distilled with zinc dust. It is reduced to

Question # 11

Carbolic acid is the other name for

Question # 12

Alcohols reacts with Grignard reagent to form

Question # 13

Which the increase in carbon number of solubility of an alcohol

Question # 14

The test used for the detection of ethanol in the mouth of a drunk driver is that the drunk driver is asked to blow air from mouth into a solution of K2Cr2O7and H2SO4. The colour changes, if the driver is drunk

Question # 15

If an electrophile attacks then ______ bond breaks first

Question # 16

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

Question # 17

The formula of secondary alcohol is

Question # 18

Phenol is also known as

Question # 19

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

Question # 20

Diethyl ether is obtained by Williamsons synthesis using

Question # 21

A compound is soluble in conc. H2SO4, it does not decolourise bromine in carbon tetrachloride but is oxidized by chromic anhydride in aqueous sulphuric acid within two seconds, turning orange solution to blue, green and then opaque. The original compound is

Question # 22

When sodium metal reacts with alcohols

Question # 23

Which is possible in ethers?

Question # 24

Rectified spirit contains alcohol about:

Question # 25

Which enzyme is not involved in fermentation of strach

Question # 26

Picric acid is

Question # 27

Dow's process is used for the preparation of

Question # 28

Which of the following compound is known as oil of winter green?

Question # 29

Which compound is more soluble in water

Question # 30

Taste of lower alcohols is:

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Which alcohol gives only one oxidation product when wormed with dil acidified K2Cr2O7
A. Butan-1-ol
B. Butan-2-ol
C. 2-methyl propan-1-ol
D. 2-methyl propan-2-ol
2 The reaction of sodium with ethanol gives
A. CH3OH
B. NaH
C. H2O
D. H2
3 Alcohols react with carboxylic acid to produce the class of compounds known as
A. Grignard's reagent
B. Esters
C. Amides
D. None of these
4 Grignard reagent on reaction with a ketone forms
A. Tertiary alcohol
B. Secondary alcohol
C. Primary alcohol
D. Carboxylic acid
5 When phenol is distilled with zinc dust. It is reduced to
A. Benzene
B. Benzaldehyde
C. Toluene
D. Hexanol
6 Oxidation of 2-propanol gives
A. Propanone
B. Butanone
C. Pentanone
D. None of these
7 3 moles of ethanol react with one mole of phosphorus tribromide to from 3 moles of bromoethane and on mole of X. Which of the following is X?
A. H3PO4
B. H3PO2
C. HPO3
D. H3PO3
8 Which of the following is known as wood spirit
A. Ethyl alcohol
B. Propyl alcohol
C. Methyl alcohol
D. Butyl alcohol
9 Which compound shows hydrogen bonding
A. C2H6
B. C2H5CI
C. CH3- O - CH3
D. C2H5OH
10 Which isomers of C5H11OH gives, on dehydration, the greatest number of different alkenes

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