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

Methyl alcohol is not used:

Question # 2

In Lucas test teriary alcohol make an oily layer

Question # 3

When alcohol reacts with concentreated H2SO4intermediate compound formed as

Question # 4

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

Question # 5

Baukelite is a polymer obtained from two monomers

Question # 6

Which of the following is an isomer of ethanol

Question # 7

Which enzyme is not involved in fermentation of strach

Question # 8

Ethyl alcohol prepared during fermentation is pure:

Question # 9

Dehydration of an alcohol at 180°

Question # 10

Organic acid without a carboxylic acid group is

Question # 11

Phenol is used in the preparation of

Question # 12

Which compound is more soluble in water?

Question # 13

Ethanol can be converted into ethanoic acid :

Question # 14

Which of the following is the most suitable method for removing the traces of water from ethanol?

Question # 15

Rectified spirit contains alcohol about:

Question # 16

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

Question # 17

Which compound shows hydrogen bonding

Question # 18

Methanol and ethanol can be distinguished by

Question # 19

Alcohols are derivatives of:

Question # 20

Alcohols of low molecular weight are

Question # 21

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

Question # 22

denaturing of alcohol is done by adding methanol in ethanol:

Question # 23

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 # 24

Alcohols react with carboxylic acid to produce the class of compounds known as

Question # 25

General formula of alcohol is:

Question # 26

Which compound shows more hydrogen bonding?

Question # 27

Nitration of phenol gives

Question # 28

Taste of lower alcohols is:

Question # 29

In Lucas test primary alcohol make as oily layer

Question # 30

Which is a reagent for Lucas test

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH2OH
A. 1
B. 2
C. 3
D. 4
2 Scientific study of fermentation was first made by
A. Buchner
B. Liebig
C. Biot
D. Pasteur
3 In Dow's method, phenol can be made from
A. Chlorobenzene
B. Benzene
C. Toluene
D. Benzene sulphonic acid
4 When phenol is distilled with zinc dust. It is reduced to
A. Benzene
B. Benzaldehyde
C. Toluene
D. Hexanol
5 Which of the following is an isomer of ethanol
A. CH3OCH3
B. C2H5OC2H5
C. CH3OH
D. C2H5OH
6 Dehydration of an alcohol at 180°
A. Alkene
B. Ether
C. Ester
D. An hydride
7 Alcohols are named by replacing 'e' of alkane with:
A. al
B. ene
C. ol
D. one
8 Which enzyme is not involved in fermentation of strach
A. Diastase
B. Zymase
C. Urease
D. Invertase
9 Dow's process is used for the preparation of
A. Ester
B. Ethers
C. Alcohols
D. Phenols
10 An organic compound will decolorise dill acidified (aq) KMnO4on warming, but will not decolorise bromine water. What is the compound
A. KMnO4
B. Ethanol
C. Ethane
D. CH3CH2Cl

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