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

Which compound will not dissolve in H2O

Question # 2

Which compound is more soluble in water

Question # 3

The strongest acid among the following aromatic compound is

Question # 4

When alcohol reacts with concentreated H2SO4intermediate compound formed as

Question # 5

Dow's process is used for the preparation of

Question # 6

Phenol is also known as

Question # 7

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

Question # 8

Alcohol fermentation is brought about by the action of

Question # 9

Which of the following will not give iodoform test?

Question # 10

Hydrolytic coversion of sucrose into glucose and fructose is known as

Question # 11

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

Question # 12

Phenol is more readily soluble in

Question # 13

The reaction of sodium with ethanol gives

Question # 14

Which is used as an antifreeze?

Question # 15

According to Lewis concept ethers behave as:

Question # 16

Methanol and ethanol can be distinguished by

Question # 17

Which is possible in ethers?

Question # 18

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

Question # 19

Which of the following is an isomer of ethanol

Question # 20

Which is not property in ether:

Question # 21

Oxidation of methyl alcohol gives

Question # 22

Industrial alcohol may be denaturated by the addition of

Question # 23

Maximum number of active hydrogens are present in

Question # 24

C2H5OH can be differentiated from CH3OH by

Question # 25

Which of the following cannot be produced by acidic dehydration of alcohols?

Question # 26

Which compound is more soluble in water?

Question # 27

Alcohols are derivatives of:

Question # 28

95% alcohol is called

Question # 29

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

Question # 30

Ethanol is prepared in Pakistan form fermentation of:

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 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
2 In Lucas test primary alcohol make as oily layer
A. Immediately
B. In 10 mins
C. On heating
D. Not
3 Alcohol reacts with halogen acid to produce
A. Alkyl halides
B. Aldelydes
C. Ketones
D. Alkanes
4 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
5 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
6 An alcohol with molecular formula CnH2n+1OH has a chiral carbon atom but does not react with MnO-4/H+what is the least number of carbon atoms such an alcohol could possess
A. 5
B. 6
C. 7
D. 8
7 The strongest acid among the following aromatic compound is
A. Ortho-nitrophenol
B. Para-chlorophenol
C. Para-nitrophenol
D. Meta-nitrophenol
8 Ethanol can be converted into ethanoic acid by
A. Hydrogenation
B. Hydration
C. Oxidation
D. Fermentation
9 Oxidation of methyl alcohol gives
A. Formaldehyde
B. Acetone
C. Ester
D. Acid
10 Diethyl ether is obtained by Williamsons synthesis using
A. Ethanol + Na + C2H5Br
B. Ethanol + Mg + C2H5Br
C. Methanol + Na + CH3Br
D. Methanol + Mg + CH3Br

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