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

Ethyl alcohol on oxidation with K2Cr2O7gives

Question # 2

Alcohols react with carboxylic acid to produce the class of compounds known as

Question # 3

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

Question # 4

Oxidation of ter-alcohol gives:

Question # 5

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

Question # 6

Which alcohol gives only one oxidation product when wormed with dil acidified K2Cr2O7

Question # 7

Ethyl alcohol is industrially prepared from ethylene by

Question # 8

When ethylene glycol is heated with acidified potassium permanganate, the main organic compound obtained is

Question # 9

Which one of the following correctly describes the acid properties of phenol

Question # 10

The hydroxyl derivatives of aromatic hydrocarbons which have the -OH group directly bonded to the ring C-atom are called

Question # 11

Which compound is more soluble in water?

Question # 12

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 # 13

Dehydration of an alcohol at 180°

Question # 14

Which compound is more soluble in water

Question # 15

Alcohols reacts with Grignard reagent to form

Question # 16

Which compound shows hydrogen bonding

Question # 17

Glucose in the presence of zymase is converted into

Question # 18

Which the increase in carbon number of solubility of an alcohol

Question # 19

Which is not property in ether:

Question # 20

In Lucas test primary alcohol make as oily layer

Question # 21

According to Lewis concept ethers behave as:

Question # 22

Methyl alcohol is not used:

Question # 23

The strongest acid among the following aromatic compound is

Question # 24

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

Question # 25

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

Question # 26

Which bond shows maximum hydrogen bonding with water?

Question # 27

Which of the following is used as anesthetics

Question # 28

which enzyme is not involved in the fermentation of starch ?

Question # 29

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

Question # 30

Which one is primary alcohol?

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Ethanol can be converted into ethanoic acid :
A. Hydrogenation
B. Hydration
C. Oxidation
D. Fermentation
2 Which compound is called a universal solvent?
A. H2O
B. CH3OH
C. C2H5OH
D. CH3----O---CH3
3 When sodium metal reacts with alcohols
A. Hydrogen gas evolves
B. Sodium hydroxide is obtained
C. Alcohol is reduced
D. Alcohol is polymerised
4 What will react differently with the two isomeric pentols, (CH3)3CCH2OH and (CH3)2CH CH2CH2OH
A. Acidified (aq) KMnO4
B. Concentrated H2SO4
C. PCl
D. Sodium
5 Dehydration of glycerol give
A. Propane
B. Propene
C. Acrolein
D. Benzene
6 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
7 Phenol gives ---------- Colour with neutral FeCl3solution
A. Violet
B. Green
C. Red
D. Blue
8 Rectified spirit contains alcohol about
A. 80%
B. 85%
C. 90%
D. 95%
9 Which is not property in ether:
A. Very weak hydogen bonding
B. High b.p
C. Slightly soluble
D. Inflammable
10 In Dow's method, phenol can be made from
A. Chlorobenzene
B. Benzene
C. Toluene
D. Benzene sulphonic acid

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