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

The organic compounds which are derivative of hydrocarbons of oxygen are:

Question # 2

Alcohols reacts with Grignard reagent to form

Question # 3

Ethanol can be converted into ethanoic acid by

Question # 4

Which compound is more soluble in water

Question # 5

Na reacts with phenol to produce

Question # 6

In Dow's method, phenol can be made from

Question # 7

Which compound contains - OH in their molecule

Question # 8

Oxidation of ter-alcohol gives:

Question # 9

The boiling point of glycerol is more than propanal because of

Question # 10

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

Question # 11

Phenol is used in the preparation of

Question # 12

Primary and secondary alcohols on action of red hot copper give

Question # 13

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

Question # 14

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 15

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

Question # 16

Which of the following will not give iodoform test?

Question # 17

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 # 18

Which of the following is an isomer of ethanol

Question # 19

To prepare ethanol by fernentation the optimum temp. is

Question # 20

Which compound will not dissolve in H2O

Question # 21

Which one of the following reacts immediately with conc. HCI in the presence of ZnCI2

Question # 22

Isopropyl alcohol on oxidation gives

Question # 23

Alcohol can be denaturated by adding:

Question # 24

Which compound is more soluble in water?

Question # 25

Alcohols are derivatives of:

Question # 26

Baukelite is a polymer obtained from two monomers

Question # 27

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

Question # 28

Which is not the enzyme involved in the preparation of ethyl alcohol by fermentation of starch

Question # 29

The organic compounds which derivative of hydrocarbons due to oxygen is:

Question # 30

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

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Phenol is more readily soluble in
A. Dil. HCl
B. Both NaOH and HCl
C. NaOH sol
D. Sodium bicarbonate solution
2 Which of the following compound is obtained on passing ethanol vapours on heated Al2O3?
A. Ethylether
B. Acetone
C. Ethane
D. Ethanol
3 An alcohol with molecular formula CnH2n+1OH has a chiral carbon atom but does not react with MnO-4/H+what is the least number of carbon atoms such an alcohol could possess
A. 5
B. 6
C. 7
D. 8
4 In Lucas test primary alcohol make as oily layer
A. Immediately
B. In 10 mins
C. On heating
D. Not
5 Which of the following process is employed to convert alkyl halide into alcohol?
A. Addition
B. Substitution
C. Dehydrohalogenation
D. Molecular rearrangement
6 Alcohols, phenols and ethers may be considered as derivative of
A. Hydrocarbons
B. Benzene
C. Carboxylic acid
D. Water
7 Phenol gives ---------- Colour with neutral FeCl3solution
A. Violet
B. Green
C. Red
D. Blue
8 Ethanol can be converted into ethanoic acid by
A. Hydrogenation
B. Hydration
C. Oxidation
D. Fermentation
9 Which compound will not dissolve in H2O
A. C6H6
B. C2H5OH
C. CH3CH2CH2OH
D. CH3- OH
10 When phenol is reduced in the presence of Zn dust, we get
A. Cyclohexene
B. Cyclohexane
C. Benzene
D. Benzyne

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