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

95% alcohol is called

Question # 2

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

Question # 3

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

Question # 4

Diethyl ether is obtained by Williamsons synthesis using

Question # 5

What will react differently with the two isomeric pentols, (CH3)3CCH2OH and (CH3)2CH CH2CH2OH

Question # 6

Alcohol reacts with halogen acid to produce

Question # 7

Ethyl alcohol may be identified by

Question # 8

Methyl alcohol is not used

Question # 9

Derivative of water is:

Question # 10

Industrial alcohol may be denaturated by the addition of

Question # 11

Which of the following compound is known as oil of winter green?

Question # 12

Which of the following compounds will not react with sodium metal to release hydrogen

Question # 13

Which is possible in ethers?

Question # 14

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

Question # 15

Baukelite is a polymer obtained from two monomers

Question # 16

Hydrolytic coversion of sucrose into glucose and fructose is known as

Question # 17

C2H5OH can be differentiated from CH3OH by

Question # 18

General formula of alcohol is:

Question # 19

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

Question # 20

During dehydration of alcohols to alkenes by heating with conc. H2SO4, the initial step is

Question # 21

Which of the following is produced when an aqueous solution of butan-2-ol is refluxed with dil acidified KMnO4

Question # 22

Alcohols of low molecular weight are

Question # 23

Dow's process is used for the preparation of

Question # 24

Which compound has the maximum repulsion with water?

Question # 25

Which is used as an antifreeze?

Question # 26

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

Question # 27

Which one is primary alcohol?

Question # 28

Which structure shows a tertiary alcohol

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Which bond shows maximum hydrogen bonding with water?
A. CH3OH
B. C2H5OH
C. CH3----O----CH3
D. C6H5OH
2 Which of the following statements is correct?
A. Phenol is less acidic than ethyl alcohol
B. Phenol is more acidic than ethanol
C. Phenol is more acidic than carbonic acid
D. Phenol is more acidic than CH3COOH
3 The boiling point of glycerol is more than propanal because of
A. Hybridisation
B. H-bonding
C. Resonance
D. All these factors
4 Which the increase in carbon number of solubility of an alcohol
A. Increases
B. Decreases
C. Remains unaffected
D. None of these
5 Rectified spirit contains alcohol about
A. 80%
B. 85%
C. 90%
D. 95%
6 Which one of the following correctly describes the acid properties of phenol
A. Stronger than HCI
B. Stronger than carboxylic acid
C. An acid stronger than carbonic acid
D. An acid weaker than carboxylic acid
7 Alcohols of low molecular weight are
A. Soluble in water
B. Soluble in water on heating
C. Insoluble in water
D. Insoluble in all solvents
8 Carbolic acid is the other name for
A. Methanol
B. Ethanol
C. Propanol
D. Phenol
9 denaturing of alcohol is done by adding methanol in ethanol:
A. 10%
B. 20%
C. 30%
D. 40%
10 A compound of the formula C4H10Oreacts with sodium and undergoes oxidation to give a carbonyl compound which does not reduce Tollen's reagent, the original compound is
A. Diethyl ether
B. n-Butyl alcohol
C. Isobutyl alcohol
D. sec-Butyl alcohol

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