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

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

Question # 2

The organic compound, alcohols are much closer to, in structure and hence is also called its derivative:

Question # 3

How many secondary alcoholic groups are present in the structure of glucose OHC CHOH CHOHCH OH CHOH CH2OH

Question # 4

Which compound is called a universal solvent?

Question # 5

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

Question # 6

Ethanol can be converted into ethanoic acid by

Question # 7

Methyl alcohol is not used:

Question # 8

Which of the following is known as wood spirit

Question # 9

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

Question # 10

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

Question # 11

Alcohols reacts with Grignard reagent to form

Question # 12

The boiling points of alcohols are higher than the corresponding alkanes, This is because

Question # 13

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

Question # 14

Rectified spirit contains alcohol about:

Question # 15

Which statement in not correct about alcohol?

Question # 16

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 # 17

Hydrolytic coversion of sucrose into glucose and fructose is known as

Question # 18

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

Question # 19

The formula of secondary alcohol is

Question # 20

Which structure shows a tertiary alcohol

Question # 21

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

Question # 22

Which of the following is weakly acidic in nature

Question # 23

Which is possible in ethers?

Question # 24

Either, an organic compound has close resemblance in structure and thus a derivative of:

Question # 25

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

Question # 26

Sodium phenoxide reacts with CO2at 400 K and 4.7 atm pressure to give

Question # 27

Which of the following compound is obtained on passing ethanol vapours on heated Al2O3?

Question # 28

Which one is primary alcohol?

Question # 29

Which compound is more soluble in water?

Question # 30

In Dow's method, phenol can be made from

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Mild oxidation of glycerol with H2O2/FeSO4gives
A. Glyceraldehyde
B. Dihydroxy acetone
C. Glycerose
D. None
2 Hydrolytic coversion of sucrose into glucose and fructose is known as
A. Induction
B. Inversion
C. Insertion
D. Inhibition
3 The order of reactivity of halogen acids for reaction with C2H5OH is
A. HCl > HBr > HI
B. HI > HBr > HCl
C. HBr > HI > HCl
D. HBr > HCl > HI
4 Which statement in not correct about alcohol?
A. Ethyl alcohol is heavier than water
B. Ethyl alcohol ecaporates more quickly
C. Alcohol with less number of carbon atoms is more soluble in water than alcohol with more number of carbons atoms
D. Alcohol produces H2by reaction with sodium metal
5 When phenol is reduced in the presence of Zn dust, we get
A. Cyclohexene
B. Cyclohexane
C. Benzene
D. Benzyne
6 Ethyl alcohol may be identified by
A. Ring test
B. Iodoform test
C. Tollen's test
D. Bazeyer's test
7 On heating glycerol with conc. Sulphuric acid a compound with unpleasant odour is obtained. The compound is
A. Methyl alcohol
B. Formic acid
C. Prop-2-enal
D. Glycerol sulphate
8 Alcohols are named by replacing 'e' of alkane with:
A. al
B. ene
C. ol
D. one
9 Sodium phenoxide reacts with CO2at 400 K and 4.7 atm pressure to give
A. Sodium salicylate
B. Salicyl aldehyde
C. Catechol
D. Benzoic acid
10 Methyl alcohol is not used
A. As a solvent
B. A an anti-freezing agent
C. As a substitute for petrol
D. For denaturing of ethyl alcohol

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