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

Which of the following will not give iodoform test?

Question # 2

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

Question # 3

Ethanol containing some methanol is called

Question # 4

Ethylene reacts will 1% cold alkaline KMnO4to give

Question # 5

The organic compounds which are derivative of hydrocarbons of oxygen are:

Question # 6

Which of the following statements is correct?

Question # 7

Rectified spirit contains alcohol about

Question # 8

Which compound shows more hydrogen bonding?

Question # 9

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

Question # 10

Williamson's synthesis is used to prepare

Question # 11

Oxidation of methyl alcohol gives

Question # 12

Which enzyme is not involved in fermentation of strach

Question # 13

Alcohols are derivatives of:

Question # 14

Ethyl alcohol prepared during fermentation is pure:

Question # 15

Which of the following compounds will not react with sodium metal to release hydrogen

Question # 16

Propanone is the product obtained by dehydrogenation of

Question # 17

Which is possible in ethers?

Question # 18

The formula of secondary alcohol is

Question # 19

Glucose in the presence of zymase is converted into

Question # 20

C2H5OH can be differentiated from CH3OH by

Question # 21

Dehydration of an alcohol at 180°

Question # 22

Phenol is a weak acid. The correct order of acid strength of carboxylic acid, phenol and alcohol is

Question # 23

Which is not property in ether:

Question # 24

Ethanol can be converted into ethanoic acid by

Question # 25

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

Question # 26

During dehydration of alcohols to alkenes by heating with conc. H2SO4, the initial step is

Question # 27

Alcohols of low molecular weight are

Question # 28

Organic acid without a carboxylic acid group is

Question # 29

Which compound does not show hydrogen bonding with water

Question # 30

Which compound is more soluble in water

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Methyl alcohol is not used:
A. As a subsitution for petrol
B. As an anti-freezing agent
C. For denating of ethyle alcohal
D. As a solvent
2 The organic compound, alcohols are much closer to, in structure and hence is also called its derivative:
A. Water
B. Oxidizes of lithium oxides
C. Oxidizes of magnesium
D. Oxidizes of aluminium
3 Which is not the enzyme involved in the preparation of ethyl alcohol by fermentation of starch
A. Diastase
B. Maltase
C. Zymase
D. Invertase
4 Scientific study of fermentation was first made by
A. Buchner
B. Liebig
C. Biot
D. Pasteur
5 Which of the following cannot be produced by acidic dehydration of alcohols?
A. Ethers
B. Aldehyde
C. Alkyl Hydrogen sulphate
D. Alkene
6 Phenol gives ---------- Colour with neutral FeCl3solution
A. Violet
B. Green
C. Red
D. Blue
7 Nitration of phenol gives
A. o-nitrophenol
B. p-nitrophenol
C. m-nitrophenol
D. Both o and p-nitrophenol
8 Propanone is the product obtained by dehydrogenation of
A. 2-Propanol
B. 1-Propanol
C. Isobutyl alcohol
D. Propanethoil
9 Which compound shows hydrogen bonding
A. C2H6
B. C2H5CI
C. CH3- O - CH3
D. C2H5OH
10 Which the increase in carbon number of solubility of an alcohol
A. Increases
B. Decreases
C. Remains unaffected
D. None of these

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