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

Oxidation of methyl alcohol gives

Question # 2

Which compound does not show hydrogen bonding with water

Question # 3

Which compound is more soluble in water?

Question # 4

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

Question # 5

Na reacts with phenol to produce

Question # 6

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

Question # 7

Which compound shows more hydrogen bonding?

Question # 8

Ethanol containing some methanol is called

Question # 9

Alcohols are derivatives of:

Question # 10

Alcohals can be distinguished using test:

Question # 11

Which compound shows hydrogen bonding

Question # 12

Rectified spirit contains alcohol about

Question # 13

Phenol was discovered by:

Question # 14

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 15

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

Question # 16

To prepare ethanol by fernentation the optimum temp. is

Question # 17

Dehydration of glycerol give

Question # 18

Phenol is used in the preparation of

Question # 19

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

Question # 20

In its reaction with Na, 1 mol of X gives 1 mol of H2(g). What is X

Question # 21

Alcohol fermentation is brought about by the action of

Question # 22

Ethanol can be converted into ethanoic acid :

Question # 23

An organic compound will decolorise dill acidified (aq) KMnO4on warming, but will not decolorise bromine water. What is the compound

Question # 24

95% alcohol is called

Question # 25

Which of the following process is employed to convert alkyl halide into alcohol?

Question # 26

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

Question # 27

If an electrophile attacks then ______ bond breaks first

Question # 28

Ethyl alcohol is industrially prepared from ethylene by

Question # 29

Which compound is called a universal solvent?

Question # 30

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

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Which of the following is weakly acidic in nature
A. Alcohol
B. Phenol
C. Aidehyde
D. Amide
2 Which compound will not dissolve in H2O
A. C6H6
B. C2H5OH
C. CH3CH2CH2OH
D. CH3- OH
3 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
4 Which of the following cannot be produced by acidic dehydration of alcohols?
A. Ethers
B. Aldehyde
C. Alkyl Hydrogen sulphate
D. Alkene
5 Ethanol can be converted into ethanoic acid by
A. Hydrogenation
B. Hydration
C. Oxidation
D. Fermentation
6 Which bond shows maximum hydrogen bonding with water?
A. CH3OH
B. C2H5OH
C. CH3----O----CH3
D. C6H5OH
7 Which compound contains - OH in their molecule
A. Alcohol
B. Phenol
C. Alcohol and phenol
D. Ether
8 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
9 Scientific study of fermentation was first made by
A. Buchner
B. Liebig
C. Biot
D. Pasteur
10 Which of the following groups will increase the acidity of phenol?
A. -NO2
B. -CN
C. -X (halogens)
D. All

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