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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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Total Questions30
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Time Allowed30
ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers
00:00
Question # 1
Ethanol is prepared in Pakistan form fermentation of:
Question # 2
Ethanol can be converted into ethanoic acid by
Question # 3
Phenol is a weak acid. The correct order of acid strength of carboxylic acid, phenol and alcohol is
Question # 4
Which of the following is weakly acidic in nature
Question # 5
Alcohals can be distinguished using test:
Question # 6
Ethanol can be converted into ethanoic acid by
Question # 7
When phenol is reduced in the presence of Zn dust, we get
Question # 8
The strongest acid among the following aromatic compound is
Question # 9
Baukelite is a polymer obtained from two monomers
Question # 10
Which of the following compound is known as oil of winter green?
Question # 11
During dehydration of alcohols to alkenes by heating with conc. H2SO4, the initial step is
Question # 12
Diethyl ether is obtained by Williamsons synthesis using
Question # 13
Rectified spirit contains alcohol about:
Question # 14
In Lucas test teriary alcohol make an oily layer
Question # 15
The organic compounds which derivative of hydrocarbons due to oxygen is:
Question # 16
On heating glycerol with conc. Sulphuric acid a compound with unpleasant odour is obtained. The compound is
Question # 17
If an electrophile attacks then ______ bond breaks first
Question # 18
Which of the following groups will increase the acidity of phenol?
Question # 19
Use of ethanol as:
Question # 20
Alcohol reacts with halogen acid to produce
Question # 21
Treatment of a secondary alcohol with a suitable oxidizing agent (K2Cr2O7) results in the formation of
Question # 22
Grignard reagent on reaction with a ketone forms
Question # 23
Which is used as an antifreeze?
Question # 24
Which is a reagent for Lucas test
Question # 25
Ethyl alcohol on oxidation with K2Cr2O7gives
Question # 26
Which of the following compounds will not react with sodium metal to release hydrogen
Question # 27
which enzyme is not involved in the fermentation of starch ?
Question # 28
Maximum number of active hydrogens are present in
Question # 29
Which statement in not correct about alcohol?
Question # 30
Glucose in the presence of zymase is converted into
Top Scorers Of ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers MCQ`s Test
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M M Umer Arain 08 - Dec - 2024 00 Min 08 Sec 120/120 -
F Farzand Shah Farzand Shah 24 - May - 2024 02 Min 27 Sec 115/120 -
U Unaiza Usman 23 - Feb - 2024 03 Min 09 Sec 95/120 -
M Mehreen Ather 19 - Dec - 2024 09 Min 56 Sec 95/120 -
Z zahida kalsoom 25 - Feb - 2024 11 Min 28 Sec 90/120 -
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Z Zaman Shehzad 24 - May - 2024 07 Min 20 Sec 85/120 -
M Meerab Ihtisham 05 - Jun - 2024 16 Min 13 Sec 80/120 -
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H Haniya Ali 14 - Mar - 2024 11 Min 32 Sec 75/120 -
M Muhammad Faizan 20 - Feb - 2024 14 Min 54 Sec 75/120 -
C Computer mail 08 - Feb - 2026 06 Min 59 Sec 72/120 -
A Ayan Khan 06 - Aug - 2024 05 Min 31 Sec 70/120 -
K Kazim Ali 17 - May - 2024 12 Min 49 Sec 70/120 -
A Abdullah 08 - Mar - 2024 04 Min 10 Sec 65/120
ECAT Chemistry Chapter 22 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | When sodium metal reacts with alcohols |
A. Hydrogen gas evolves
B. Sodium hydroxide is obtained
C. Alcohol is reduced
D. Alcohol is polymerised
|
| 2 | Williamson's synthesis is used to prepare |
A. Diethylether
B. Phenolphthalein
C. Hydrogenation
D. Bakelite
|
| 3 | Which the increase in carbon number of solubility of an alcohol |
A. Increases
B. Decreases
C. Remains unaffected
D. None of these
|
| 4 | Mild oxidation of glycerol with H2O2/FeSO4gives |
A. Glyceraldehyde
B. Dihydroxy acetone
C. Glycerose
D. None
|
| 5 | The organic compounds which are derivative of hydrocarbons of oxygen are: |
A. Carbohydrates
B. Phenols
C. Alcohals
D. All of these
|
| 6 | Which isomers of C5H11OH gives, on dehydration, the greatest number of different alkenes | |
| 7 |
|
A. 1-bromobutane
B. 2-bromobutane
C. 1-bromo-2-methyl propane
D. 2-bromo-2-methyl propane
|
| 8 | During dehydration of alcohols to alkenes by heating with conc. H2SO4, the initial step is |
A. Formation of an ester
B. Protonation of alcohol molecule
C. Formation of carbocation
D. Elimination of water
|
| 9 | I-Phenylethanol can be prepared by reaction of benzaldehyde with |
A. Methyl iodide an Magnesium
B. Methyl bromide
C. Methyl bromide and AIBr3
D. C2H5l and Mg
|
| 10 | Methyl alcohol is not used: |
A. As a subsitution for petrol
B. As an anti-freezing agent
C. For denating of ethyle alcohal
D. As a solvent
|
Test Questions