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

Isopropyl alcohol on oxidation gives

Question # 2

Which of the following is weakly acidic in nature

Question # 3

Phenol is also known as

Question # 4

C2H5OH can be differentiated from CH3OH by

Question # 5

Which of the following is an isomer of ethanol

Question # 6

Alcohol can be denaturated by adding:

Question # 7

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

Question # 8

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

Question # 9

Alcohol reacts with halogen acid to produce

Question # 10

In Dow's method, phenol can be made from

Question # 11

Which compound will not dissolve in H2O

Question # 12

The organic compounds which are derivative of hydrocarbons of oxygen are:

Question # 13

Which of the following will not give iodoform test?

Question # 14

Which bond shows maximum hydrogen bonding with water?

Question # 15

Which compound is more soluble in water

Question # 16

Nitration of phenol gives

Question # 17

Which compound is more soluble in water

Question # 18

Which isomers of C5H11OH gives, on dehydration, the greatest number of different alkenes

Question # 19

Methanol is prepared from CO and H2 using catalyst:

Question # 20

Which compound shows hydrogen bonding

Question # 21

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

Question # 22

Mild oxidation of glycerol with H2O2/FeSO4gives

Question # 23

Derivative of water is:

Question # 24

Oxidation of 2-propanol gives

Question # 25

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 # 26

Dehydration of an alcohol at 180°

Question # 27

What will react differently with the two isomeric pentols, (CH3)3CCH2OH and (CH3)2CH CH2CH2OH

Question # 28

Which compound shows more hydrogen bonding?

Question # 29

Which of the following compound is obtained on passing ethanol vapours on heated Al2O3?

Question # 30

Picric acid is

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Treatment of a secondary alcohol with a suitable oxidizing agent (K2Cr2O7) results in the formation of
A. Ketone
B. Aidehyde
C. Ether
D. Alkyl halide
2 Which statement in not correct about alcohol?
A. Ethyl alcohol is heavier than water
B. Ethyl alcohol ecaporates more quickly
C. Alcohol with less number of carbon atoms is more soluble in water than alcohol with more number of carbons atoms
D. Alcohol produces H2by reaction with sodium metal
3 Ethyl alcohol prepared during fermentation is pure:
A. 20%
B. 10%
C. 11%
D. 12%
4 Alcohol fermentation is brought about by the action of
A. CO2
B. O2
C. Invertase
D. Yeast
5 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
6 An organic compound A reacts with methyl magnesium iodide to form an addition product which on hydrolysis forms the compound B . Compound B gives blue colour salt in Victor Meyer's test.The compounds A and B are respectively
A. Acetaldehyde, tertiary butyl alcohol
B. Acetaldehyde, ethyl alcohol
C. Acetaldehyde, isopropyl alcohol
D. Acetone, isopropyl alcohol
7 which enzyme is not involved in the fermentation of starch ?
A. Diastase
B. Zymase
C. Urease
D. Invertase
8 Alcohol reacts with halogen acid to produce
A. Alkyl halides
B. Aldelydes
C. Ketones
D. Alkanes
9 When phenol is distilled with zinc dust. It is reduced to
A. Benzene
B. Benzaldehyde
C. Toluene
D. Hexanol
10 The boiling point of glycerol is more than propanal because of
A. Hybridisation
B. H-bonding
C. Resonance
D. All these factors

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