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

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

Question # 2

Baukelite is a polymer obtained from two monomers

Question # 3

When phenol is distilled with zinc dust. It is reduced to

Question # 4

Phenols are derivative of:

Question # 5

Which compound is more soluble in water

Question # 6

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 # 7

Alcohols are derivatives of:

Question # 8

Which the increase in carbon number of solubility of an alcohol

Question # 9

During dehydration of alcohols to alkenes by heating with conc. H2SO4, the initial step is

Question # 10

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

Question # 11

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 12

In Lucas test primary alcohol make as oily layer

Question # 13

Picric acid is

Question # 14

Alcohol fermentation is brought about by the action of

Question # 15

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 # 16

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

Question # 17

Na reacts with phenol to produce

Question # 18

The boiling points of alcohols are higher than the corresponding alkanes, This is because

Question # 19

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

Question # 20

Which one of the following reacts immediately with conc. HCI in the presence of ZnCI2

Question # 21

The boiling point of glycerol is more than propanal because of

Question # 22

Which of the following is used as anesthetics

Question # 23

Which compound is called a universal solvent?

Question # 24

Ethyl alcohol may be identified by

Question # 25

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

Question # 26

To prepare ethanol by fernentation the optimum temp. is

Question # 27

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

Question # 28

Which compound will not dissolve in H2O

Question # 29

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

Question # 30

Isopropyl alcohol on oxidation gives

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1
Question Image
A. A primary alcohol
B. A secondary alcohol
C. An eher
D. A phenol
2 Phenol was discovered by:
A. Hofmann
B. Runge
C. Henderson
D. Bakelite
3 Glucose in the presence of zymase is converted into
A. Alcohol
B. Acid
C. Ethyl alcohol
D. Ketone
4 The reaction of aromatic acyl chloride and phenol in the presence of a base NaOH or pyridine is called
A. Kolbe's reaction
B. Perkin's reaction
C. Sandmeyer's reaction
D. Schotten Baumann reaction
5 Alcohols of low molecular weight are
A. Soluble in water
B. Soluble in water on heating
C. Insoluble in water
D. Insoluble in all solvents
6 The strongest acid among the following aromatic compound is
A. Ortho-nitrophenol
B. Para-chlorophenol
C. Para-nitrophenol
D. Meta-nitrophenol
7 Dehydration of glycerol give
A. Propane
B. Propene
C. Acrolein
D. Benzene
8 Which bond shows maximum hydrogen bonding with water?
A. CH3OH
B. C2H5OH
C. CH3----O----CH3
D. C6H5OH
9 Ethanol is prepared in Pakistan form fermentation of:
A. Starch
B. Sugar
C. Glucose
D. Molasses
10 In Lucas test primary alcohol make as oily layer
A. Immediately
B. In 10 mins
C. On heating
D. Not

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