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

Picric acid is

Question # 2

An organic compound 'X' on treatment with acidified K2Cr2O7gives a compound 'Y' which reacts with I2and sodium carbonate to form Triodomethane. The compound 'X' is

Question # 3

Which enzyme is not involved in fermentation of strach

Question # 4

Rectified spirit contains alcohol about

Question # 5

denaturing of alcohol is done by adding methanol in ethanol:

Question # 6

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

Question # 7

Nitration of phenol gives

Question # 8

Which compound does not show hydrogen bonding with water

Question # 9

Oxidation of ter-alcohol gives:

Question # 10

In Lucas test primary alcohol make as oily layer

Question # 11

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

Question # 12

The malt-sugar in the presence of yeast or invertase gives

Question # 13

Phenol is heated with CCl4and alkaline KOH when salicylic acid is produced.The reaction is known as

Question # 14

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

Question # 15

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 # 16

Dehydration of an alcohol at 180°

Question # 17

Phenol is more readily soluble in

Question # 18

Oxidation of 2-propanol gives

Question # 19

Which compound shows more hydrogen bonding?

Question # 20

Derivative of water is:

Question # 21

Which compound is called a universal solvent?

Question # 22

Carbolic acid is the other name for

Question # 23

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

Question # 24

Alcohols are named by replacing 'e' of alkane with:

Question # 25

When phenol is reduced in the presence of Zn dust, we get

Question # 26

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

Question # 27

To prepare ethanol by fernentation the optimum temp. is

Question # 28

Which is not property in ether:

Question # 29

Alcohols, phenols and ethers may be considered as derivative of

Question # 30

Ethyl alcohol on oxidation with K2Cr2O7gives

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Which is not property in ether:
A. Very weak hydogen bonding
B. High b.p
C. Slightly soluble
D. Inflammable
2 Methyl alcohol is not used
A. As a solvent
B. A an anti-freezing agent
C. As a substitute for petrol
D. For denaturing of ethyl alcohol
3 Williamson's synthesis is used to prepare
A. Diethylether
B. Phenolphthalein
C. Hydrogenation
D. Bakelite
4 How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C4H10O
A. 3
B. 4
C. 5
D. 6
5 On heating glycerol with conc. Sulphuric acid a compound with unpleasant odour is obtained. The compound is
A. Methyl alcohol
B. Formic acid
C. Prop-2-enal
D. Glycerol sulphate
6 Maximum number of active hydrogens are present in
A. Acetic acid
B. Glycerol
C. Methane
D. Methanol
7 Picric acid is
A. 2, 4, 6-Trinitrotoluene
B. 2, 4, 6-Tribomoethanol
C. 2, 4,6-Trinitrophenol
D. Para-Nitrophenol
8 Alcohol fermentation is brought about by the action of
A. CO2
B. O2
C. Invertase
D. Yeast
9 Ethyl alcohol is industrially prepared from ethylene by
A. permanganate oxidation
B. Catalytic reduction
C. Absorbing in H2SO4followed by hydrolysis
D. Fermentation
10 The formula of secondary alcohol is
A. R - OH
B. R - CH2OH
C. R2CHOH
D. R3COH

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