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

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

Question # 2

Which is not property in ether:

Question # 3

How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH2OH

Question # 4

Ethanol can be converted into ethanoic acid by

Question # 5

Which structure shows a tertiary alcohol

Question # 6

Which compound contains - OH in their molecule

Question # 7

Primary and secondary alcohols on action of red hot copper give

Question # 8

Methyl alcohol is not used

Question # 9

Phenol gives ---------- Colour with neutral FeCl3solution

Question # 10

Which compound shows more hydrogen bonding?

Question # 11

Which compound shows hydrogen bonding

Question # 12

Phenol was discovered by:

Question # 13

Which compound is more soluble in water?

Question # 14

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

Question # 15

Alcohols are derivatives of:

Question # 16

Dehydration of an alcohol at 180°

Question # 17

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

Question # 18

Compound X has molecular formula C10H14O and is unreactive towards mild oxidising agents. What is the structure of the compound formed by dehydration of X

Question # 19

Ethanol can be converted into ethanoic acid by

Question # 20

Hydrolytic coversion of sucrose into glucose and fructose is known as

Question # 21

Phenol is used in the preparation of

Question # 22

Taste of lower alcohols is:

Question # 23

Methanol and ethanol can be distinguished by

Question # 24

Diethyl ether is obtained by Williamsons synthesis using

Question # 25

Mild oxidation of glycerol with H2O2/FeSO4gives

Question # 26

Which of the following will not give iodoform test?

Question # 27

The organic compounds which derivative of hydrocarbons due to oxygen is:

Question # 28

Which enzyme is not involved in fermentation of strach

Question # 29

Ethanol containing some methanol is called

Question # 30

Rectified spirit contains alcohol about

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 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
2 Alcohols react with carboxylic acid to produce the class of compounds known as
A. Grignard's reagent
B. Esters
C. Amides
D. None of these
3 The formula of secondary alcohol is
A. R - OH
B. R - CH2OH
C. R2CHOH
D. R3COH
4 Ethanol can be converted into ethanoic acid by
A. Hydrogenation
B. Hydration
C. Oxidation
D. Fermentation
5 In Lucas test teriary alcohol make an oily layer
A. Immediately
B. In 10 mins
C. On heating
D. Not
6 According to Lewis concept ethers behave as:
A. Acid
B. Base
C. Acid as well as a base
D. None of them
7 Organic acid without a carboxylic acid group is
A. Ascorbic acid
B. Vinegar
C. Oxalic acid
D. Picric acid
8 Williamson's synthesis is used to prepare
A. Diethylether
B. Phenolphthalein
C. Hydrogenation
D. Bakelite
9 Dehydration of glycerol give
A. Propane
B. Propene
C. Acrolein
D. Benzene
10 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

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