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

Carbolic acid is the other name for

Question # 2

Phenol is more readily soluble in

Question # 3

An organic compound will decolorise dill acidified (aq) KMnO4on warming, but will not decolorise bromine water. What is the compound

Question # 4

The order of reactivity of halogen acids for reaction with C2H5OH is

Question # 5

General formula of alcohol is:

Question # 6

Oxidation of ter-alcohol gives:

Question # 7

Which of the following is weakly acidic in nature

Question # 8

Scientific study of fermentation was first made by

Question # 9

Na reacts with phenol to produce

Question # 10

Phenol is used in the preparation of

Question # 11

Which compound is called a universal solvent?

Question # 12

The boiling points of alcohols are higher than the corresponding alkanes, This is because

Question # 13

Dow's process is used for the preparation of

Question # 14

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

Question # 15

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

Question # 16

Isopropyl alcohol on oxidation gives

Question # 17

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

Question # 18

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

Question # 19

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 20

In its reaction with Na, 1 mol of X gives 1 mol of H2(g). What is X

Question # 21

Which of the following is correct?

Question # 22

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

Question # 23

Rectified spirit contains alcohol about

Question # 24

Ethylene reacts will 1% cold alkaline KMnO4to give

Question # 25

Ethanol can be converted into ethanoic acid by

Question # 26

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

Question # 27

The reaction of sodium with ethanol gives

Question # 28

In Lucas test teriary alcohol make an oily layer

Question # 29

Which is not property in ether:

Question # 30

Which is used as an antifreeze?

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Rectified spirit contains alcohol about
A. 80%
B. 85%
C. 90%
D. 95%
2 In its reaction with Na, 1 mol of X gives 1 mol of H2(g). What is X
A. CH3CH2CH2CH2OH
B. (CH3)3COH
C. CH3CH2CH2CO2H
D. CH3CH(OH)CO2H
3 which enzyme is not involved in the fermentation of starch ?
A. Diastase
B. Zymase
C. Urease
D. Invertase
4 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
5 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
6 The only alcohol that can be prepared by the indirect hydration of alkene is
A. ethyl alcohol
B. propyl alcohol
C. isobutyl alcohol
D. methyl alcohol
7 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
8 Alcohols reacts with Grignard reagent to form
A. Alkanes
B. Alkenes
C. Alkynes
D. All
9 Diethyl ether is obtained by Williamsons synthesis using
A. Ethanol + Na + C2H5Br
B. Ethanol + Mg + C2H5Br
C. Methanol + Na + CH3Br
D. Methanol + Mg + CH3Br
10 How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C4H10O
A. 3
B. 4
C. 5
D. 6

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