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 shows hydrogen bonding

Question # 2

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

Question # 3

Which of the following is an isomer of ethanol

Question # 4

Ethanol can be converted into ethanoic acid by

Question # 5

Alcohols are derivatives of:

Question # 6

Glucose in the presence of zymase is converted into

Question # 7

Which compound shows hydrogen bonding

Question # 8

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

Question # 9

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 # 10

Phenol is also known as

Question # 11

Concentration of rectified spirit is:

Question # 12

In Dow's method, phenol can be made from

Question # 13

Which compound is more soluble in water

Question # 14

Oxidation of methyl alcohol gives

Question # 15

The formula of secondary alcohol is

Question # 16

Which is possible in ethers?

Question # 17

Which of the following is used as anesthetics

Question # 18

Which compound contains - OH in their molecule

Question # 19

Which of the following is the most suitable method for removing the traces of water from ethanol?

Question # 20

Which alcohol gives only one oxidation product when wormed with dil acidified K2Cr2O7

Question # 21

Absolute alcohol is obtained by adding rectified apirit in alcohol:

Question # 22

According to Lewis concept ethers behave as:

Question # 23

Methyl alcohol is not used:

Question # 24

Williamson's synthesis is used to prepare

Question # 25

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

Question # 26

Diethyl ether is obtained by Williamsons synthesis using

Question # 27

A compound is soluble in conc. H2SO4, it does not decolourise bromine in carbon tetrachloride but is oxidized by chromic anhydride in aqueous sulphuric acid within two seconds, turning orange solution to blue, green and then opaque. The original compound is

Question # 28

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

Question # 29

Phenol is more readily soluble in

Question # 30

How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH2OH

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 The hydroxyl derivatives of aromatic hydrocarbons which have the -OH group directly bonded to the ring C-atom are called
A. Alcohols
B. Ketones
C. Esters
D. Phenols
2 Which of the following cannot be produced by acidic dehydration of alcohols?
A. Ethers
B. Aldehyde
C. Alkyl Hydrogen sulphate
D. Alkene
3 Dehydration of glycerol give
A. Propane
B. Propene
C. Acrolein
D. Benzene
4 Mild oxidation of glycerol with H2O2/FeSO4gives
A. Glyceraldehyde
B. Dihydroxy acetone
C. Glycerose
D. None
5 How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C4H10O
A. 3
B. 4
C. 5
D. 6
6 Phenol is also known as
A. Acetic acid
B. Carbolic acid
C. Tararic acid
D. Trichloroacetic acid
7 How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH2OH
A. 1
B. 2
C. 3
D. 4
8 Ethanol is prepared in Pakistan form fermentation of:
A. Starch
B. Sugar
C. Glucose
D. Molasses
9 Glucose in the presence of zymase is converted into
A. Alcohol
B. Acid
C. Ethyl alcohol
D. Ketone
10 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

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