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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
Derivative of water is:
Question # 2
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 # 3
Dehydration of an alcohol at 180°
Question # 4
which enzyme is not involved in the fermentation of starch ?
Question # 5
The organic compound, alcohols are much closer to, in structure and hence is also called its derivative:
Question # 6
Ethylene reacts will 1% cold alkaline KMnO4to give
Question # 7
When sodium metal reacts with alcohols
Question # 8
According to Lewis concept ethers behave as:
Question # 9
Alcohol can be denaturated by adding:
Question # 10
Methanol and ethanol can be distinguished by
Question # 11
Ethanol is prepared in Pakistan form fermentation of:
Question # 12
When ethylene glycol is heated with acidified potassium permanganate, the main organic compound obtained is
Question # 13
Which compound is more soluble in water
Question # 14
Which of the following is weakly acidic in nature
Question # 15
Which isomers of C5H11OH gives, on dehydration, the greatest number of different alkenes
Question # 16
Alcohols react with carboxylic acid to produce the class of compounds known as
Question # 17
Phenol gives ---------- Colour with neutral FeCl3solution
Question # 18
Primary and secondary alcohols on action of red hot copper give
Question # 19
Dehydration of glycerol give
Question # 20
Alcohols reacts with Grignard reagent to form
Question # 21
Which compound has the maximum repulsion with water?
Question # 22
Which of the following compounds will not react with sodium metal to release hydrogen
Question # 23
Ethyl alcohol prepared during fermentation is pure:
Question # 24
Which the increase in carbon number of solubility of an alcohol
Question # 25
Dow's process is used for the preparation of
Question # 26
Oxidation of ter-alcohol gives:
Question # 27
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 # 28
Methyl alcohol is not used:
Question # 29
Which is not property in ether:
Question # 30
Grignard reagent on reaction with a ketone forms
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 -
H Huzaifa Asim 30 - May - 2024 02 Min 45 Sec 85/120 -
Z Zaman Shehzad 24 - May - 2024 07 Min 20 Sec 85/120 -
M Meerab Ihtisham 05 - Jun - 2024 16 Min 13 Sec 80/120 -
A Ayra Arshad 06 - Jul - 2024 04 Min 36 Sec 75/120 -
H Haniya Ali 14 - Mar - 2024 11 Min 32 Sec 75/120 -
M Muhammad Faizan 20 - Feb - 2024 14 Min 54 Sec 75/120 -
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 -
A Arnab Shakir 29 - Feb - 2024 05 Min 59 Sec 65/120
ECAT Chemistry Chapter 22 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Which of the following is the most suitable method for removing the traces of water from ethanol? |
A. Reacting with Na metal
B. Passing dry HCl through it
C. Distilling it
D. Reacting with Mg
|
| 2 | Absolute alcohol is obtained by adding rectified apirit in alcohol: |
A. Water
B. Na2CO3
C. NaOH
D. CaO
|
| 3 | According to Lewis concept ethers behave as: |
A. Acid
B. Base
C. Acid as well as a base
D. None of them
|
| 4 | What will react differently with the two isomeric pentols, (CH3)3CCH2OH and (CH3)2CH CH2CH2OH |
A. Acidified (aq) KMnO4
B. Concentrated H2SO4
C. PCl
D. Sodium
|
| 5 |
|
A. 1-bromobutane
B. 2-bromobutane
C. 1-bromo-2-methyl propane
D. 2-bromo-2-methyl propane
|
| 6 | How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C4H10O |
A. 3
B. 4
C. 5
D. 6
|
| 7 | When phenol is distilled with zinc dust. It is reduced to |
A. Benzene
B. Benzaldehyde
C. Toluene
D. Hexanol
|
| 8 | Ethyl alcohol may be identified by |
A. Ring test
B. Iodoform test
C. Tollen's test
D. Bazeyer's test
|
| 9 | Which of the following is weakly acidic in nature |
A. Alcohol
B. Phenol
C. Aidehyde
D. Amide
|
| 10 | Dow's process is used for the preparation of |
A. Ester
B. Ethers
C. Alcohols
D. Phenols
|
Test Questions
