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

The reaction of aromatic acyl chloride and phenol in the presence of a base NaOH or pyridine is called

Question # 2

Which of the following is produced when an aqueous solution of butan-2-ol is refluxed with dil acidified KMnO4

Question # 3

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

Question # 4

Taste of lower alcohols is:

Question # 5

Which compound contains - OH in their molecule

Question # 6

Alcohol can be denaturated by adding:

Question # 7

Oxidation of methyl alcohol gives

Question # 8

Na reacts with phenol to produce

Question # 9

Maximum number of active hydrogens are present in

Question # 10

Ethylene reacts will 1% cold alkaline KMnO4to give

Question # 11

Phenols are derivative of:

Question # 12

The formula of secondary alcohol is

Question # 13

When alcohol reacts with concentreated H2SO4intermediate compound formed as

Question # 14

Which more acidic?

Question # 15

Which compound will not dissolve in H2O

Question # 16

Hydrolytic coversion of sucrose into glucose and fructose is known as

Question # 17

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

Question # 18

The test used for the detection of ethanol in the mouth of a drunk driver is that the drunk driver is asked to blow air from mouth into a solution of K2Cr2O7and H2SO4. The colour changes, if the driver is drunk

Question # 19

Which is not the enzyme involved in the preparation of ethyl alcohol by fermentation of starch

Question # 20

Which compound is called a universal solvent?

Question # 21

Phenol is also known as

Question # 22

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

Question # 23

When sodium metal reacts with alcohols

Question # 24

Phenol is more readily soluble in

Question # 25

The reaction of sodium with ethanol gives

Question # 26

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

Question # 27

Oxidation of 2-propanol gives

Question # 28

Derivative of water is:

Question # 29

Rectified spirit contains alcohol about

Question # 30

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

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Which of the following is weakly acidic in nature
A. Alcohol
B. Phenol
C. Aidehyde
D. Amide
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 alcohol gives only one oxidation product when wormed with dil acidified K2Cr2O7
A. Butan-1-ol
B. Butan-2-ol
C. 2-methyl propan-1-ol
D. 2-methyl propan-2-ol
4 Oxidation of methyl alcohol gives
A. Formaldehyde
B. Acetone
C. Ester
D. Acid
5 Which one of the following reacts immediately with conc. HCI in the presence of ZnCI2
A. Primary alcohol
B. Secondary alcohol
C. Tertiary alcohol
D. Ether
6 Picric acid is
A. 2, 4, 6-Trinitrotoluene
B. 2, 4, 6-Tribomoethanol
C. 2, 4,6-Trinitrophenol
D. Para-Nitrophenol
7 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
8 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
A. CH3OH
B. CH3CHO
C. CH3CH(OH)CH3
D. CH3COCH3
9 Ethyl alcohol is industrially prepared from ethylene by
A. permanganate oxidation
B. Catalytic reduction
C. Absorbing in H2SO4followed by hydrolysis
D. Fermentation
10 Hydrolytic coversion of sucrose into glucose and fructose is known as
A. Induction
B. Inversion
C. Insertion
D. Inhibition

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