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

Carbolic acid is the other name for

Question # 2

Ethyl alcohol on oxidation with K2Cr2O7gives

Question # 3

Oxidation of 2-propanol gives

Question # 4

Scientific study of fermentation was first made by

Question # 5

Which compound is more soluble in water

Question # 6

Ethanol can be converted into ethanoic acid by

Question # 7

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

Question # 8

Phenol is a weak acid. The correct order of acid strength of carboxylic acid, phenol and alcohol is

Question # 9

Salol is prepared from

Question # 10

Which of the following is correct?

Question # 11

Picric acid is

Question # 12

The order of reactivity of halogen acids for reaction with C2H5OH is

Question # 13

Alcohols of low molecular weight are

Question # 14

Methanol is prepared from CO and H2 using catalyst:

Question # 15

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

Question # 16

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

Question # 17

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

Question # 18

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

Question # 19

Methanol and ethanol can be distinguished by

Question # 20

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

Question # 21

Which compound shows more hydrogen bonding?

Question # 22

Which compound shows hydrogen bonding

Question # 23

Williamson's synthesis is used to prepare

Question # 24

Ethanol is prepared in Pakistan form fermentation of:

Question # 25

Which compound is called a universal solvent?

Question # 26

Concentration of rectified spirit is:

Question # 27

The strongest acid among the following aromatic compound is

Question # 28

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 # 29

Phenol is also known as

Question # 30

Which is used as an antifreeze?

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Picric acid is
A. 2, 4, 6-Trinitrotoluene
B. 2, 4, 6-Tribomoethanol
C. 2, 4,6-Trinitrophenol
D. Para-Nitrophenol
2 Which of the following will not give iodoform test?
A. Ethanol
B. Ethanal
C. Isopropyl alcohol
D. Benzyl alcohol
3 Which is not the enzyme involved in the preparation of ethyl alcohol by fermentation of starch
A. Diastase
B. Maltase
C. Zymase
D. Invertase
4 Which of the following compounds will not react with sodium metal to release hydrogen
A. CH3CH2CH3
B. CH3CH2OH
C. C6H5OH
D. C6H5CH2OH
5 Which more acidic?
A. o-cresol
B. p-nitrophenol
C. phenol
D. m-cresol
6 Which compound is more soluble in water
A. C2H5OH
B. Benzene
C. CH3OCH3
D. Hexane
7 The boiling points of alcohols are higher than the corresponding alkanes, This is because
A. Of hydrogen bonding existing between molecules of alcohols
B. Alkanes are dipolar compounds
C. Alcohols are sweet in taste
D. Alcohols are soluble in water
8 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
9 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
10 Phenol is heated with CCl4and alkaline KOH when salicylic acid is produced.The reaction is known as
A. Frledel-Craft reaction
B. Riemer-Tiemann's reaction
C. Rosenmund's reaction
D. Sommelet reaction

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