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 compound is known as oil of winter green?

Question # 2

Which structure shows a tertiary alcohol

Question # 3

The reaction of sodium with ethanol gives

Question # 4

Which statement in not correct about alcohol?

Question # 5

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

Question # 6

Ethylene reacts will 1% cold alkaline KMnO4to give

Question # 7

To prepare ethanol by fernentation the optimum temp. is

Question # 8

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

Question # 9

Methanol and ethanol can be distinguished by

Question # 10

which enzyme is not involved in the fermentation of starch ?

Question # 11

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 12

C2H5OH can be differentiated from CH3OH by

Question # 13

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

Question # 14

Which one is primary alcohol?

Question # 15

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

Question # 16

denaturing of alcohol is done by adding methanol in ethanol:

Question # 17

Use of ethanol as:

Question # 18

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

Question # 19

Which compound is more soluble in water?

Question # 20

Which of the following is produced when an aqueous solution of butan-2-ol is refluxed with dil acidified KMnO4

Question # 21

Methyl alcohol is not used

Question # 22

In Lucas test teriary alcohol make an oily layer

Question # 23

Oxidation of ter-alcohol gives:

Question # 24

Which compound has the maximum repulsion with water?

Question # 25

Ethyl alcohol may be identified by

Question # 26

Dehydration of ethyl alcohol yields

Question # 27

Organic acid without a carboxylic acid group is

Question # 28

Which of the following is an isomer of ethanol

Question # 29

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?

Question # 30

The only alcohol that can be prepared by the indirect hydration of alkene is

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Salol is prepared from
A. Salicylic acid and phenol
B. Salicylic acid and methyl alcohol
C. Both
D. None
2 The reaction of aromatic acyl chloride and phenol in the presence of a base NaOH or pyridine is called
A. Kolbe's reaction
B. Perkin's reaction
C. Sandmeyer's reaction
D. Schotten Baumann reaction
3 Concentration of rectified spirit is:
A. 12%
B. 14%
C. 90%
D. 95%
4 Sodium phenoxide reacts with CO2at 400 K and 4.7 atm pressure to give
A. Sodium salicylate
B. Salicyl aldehyde
C. Catechol
D. Benzoic acid
5 Which compound has the maximum repulsion with water?
A. C6H6
B. C2H5OH
C. CH3CH2CH2OH
D. CH3----O---CH3
6 Which is a reagent for Lucas test
A. ZnCl2+ Conc. HCl
B. Zn
C. Na
D. Br
7 During dehydration of alcohols to alkenes by heating with conc. H2SO4, the initial step is
A. Formation of an ester
B. Protonation of alcohol molecule
C. Formation of carbocation
D. Elimination of water
8 Which compound is more soluble in water
A. C2H5OH
B. C6H5OH
C. CH3OCH3
D. n-hexanol
9 Oxidation of 2-propanol gives
A. Propanone
B. Butanone
C. Pentanone
D. None of these
10 The reaction of sodium with ethanol gives
A. CH3OH
B. NaH
C. H2O
D. H2

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