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

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

Question # 2

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

Question # 3

Diethyl ether is obtained by Williamsons synthesis using

Question # 4

Either, an organic compound has close resemblance in structure and thus a derivative of:

Question # 5

Which compound shows more hydrogen bonding?

Question # 6

Which compound shows hydrogen bonding

Question # 7

Alcohols are derivatives of:

Question # 8

Dehydration of glycerol give

Question # 9

Which compound is more soluble in water

Question # 10

Ethyl alcohol is industrially prepared from ethylene by

Question # 11

Ethanol containing some methanol is called

Question # 12

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

Question # 13

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

Question # 14

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

Question # 15

Which compound does not show hydrogen bonding with water

Question # 16

Isopropyl alcohol on oxidation gives

Question # 17

Alcohols, phenols and ethers may be considered as derivative of

Question # 18

Oxidation of methyl alcohol gives

Question # 19

Phenol is more readily soluble in

Question # 20

Which of the following is correct?

Question # 21

Which of the following will not give iodoform test?

Question # 22

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

Question # 23

Ethanol can be converted into ethanoic acid :

Question # 24

When phenol is reduced in the presence of Zn dust, we get

Question # 25

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

Question # 26

Maximum number of active hydrogens are present in

Question # 27

Alcohols are named by replacing 'e' of alkane with:

Question # 28

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

Question # 29

Ethyl alcohol may be identified by

Question # 30

Taste of lower alcohols is:

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Scientific study of fermentation was first made by
A. Buchner
B. Liebig
C. Biot
D. Pasteur
2 When alcohol reacts with concentreated H2SO4intermediate compound formed as
A. carbonium ion
B. alkoxy ion
C. alkyl hydrogen sulphate
D. non of these
3 Williamson's synthesis is used to prepare
A. Diethylether
B. Phenolphthalein
C. Hydrogenation
D. Bakelite
4 Which compound shows more hydrogen bonding?
A. C2H6
B. C2H5Cl
C. CH3----O----CH3
D. C2H5OH
5 Phenol is more readily soluble in
A. Dil. HCl
B. Both NaOH and HCl
C. NaOH sol
D. Sodium bicarbonate solution
6 Which compound contains - OH in their molecule
A. Alcohol
B. Phenol
C. Alcohol and phenol
D. Ether
7 Which is not property in ether:
A. Very weak hydogen bonding
B. High b.p
C. Slightly soluble
D. Inflammable
8 Which structure shows a tertiary alcohol
A. CH3CH2OH
B. (CH3)2CHOH
C. (CH3)3COH
D. CH2OH
9 Which of the following is correct?
A. Reduction of any aldehyde gives secondary alcohol
B. Reaction of vegetable oil with H2SO4gives glycerine
C. Alcoholic iodine with NaOH gives iodoform
D. Sucrose on reaction with NaCl gives invert sugar
10 Mild oxidation of glycerol with H2O2/FeSO4gives
A. Glyceraldehyde
B. Dihydroxy acetone
C. Glycerose
D. None

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