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

To prepare ethanol by fernentation the optimum temp. is

Question # 2

Phenol was discovered by:

Question # 3

Ethyl alcohol may be identified by

Question # 4

Which more acidic?

Question # 5

Which compound does not show hydrogen bonding with water

Question # 6

General formula of alcohol is:

Question # 7

Rectified spirit contains alcohol about

Question # 8

3 moles of ethanol react with one mole of phosphorus tribromide to from 3 moles of bromoethane and on mole of X. Which of the following is X?

Question # 9

How many alcohol (including both structural isomers and stereoisomers) can have the molecular formula C4H10O

Question # 10

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

Question # 11

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

Question # 12

Ethyl alcohol is industrially prepared from ethylene by

Question # 13

Which is possible in ethers?

Question # 14

Alcohol fermentation is brought about by the action of

Question # 15

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

Question # 16

Which of the following statements is correct?

Question # 17

Which of the following is used as anesthetics

Question # 18

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

Question # 19

Ethanol can be converted into ethanoic acid :

Question # 20

Which compound is more soluble in water

Question # 21

Which the increase in carbon number of solubility of an alcohol

Question # 22

In Lucas test teriary alcohol make an oily layer

Question # 23

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 24

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

Question # 25

Which is a reagent for Lucas test

Question # 26

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

Question # 27

Which of the following will not give iodoform test?

Question # 28

Ethyl alcohol prepared during fermentation is pure:

Question # 29

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

Question # 30

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

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 General formula of alcohol is:
A. ROH
B. Ar-OH
C. R-O-R
D. Ph-OH
2 When sodium metal reacts with alcohols
A. Hydrogen gas evolves
B. Sodium hydroxide is obtained
C. Alcohol is reduced
D. Alcohol is polymerised
3 Which more acidic?
A. o-cresol
B. p-nitrophenol
C. phenol
D. m-cresol
4 which enzyme is not involved in the fermentation of starch ?
A. Diastase
B. Zymase
C. Urease
D. Invertase
5 Hydrolytic coversion of sucrose into glucose and fructose is known as
A. Induction
B. Inversion
C. Insertion
D. Inhibition
6 Methanol is prepared from CO and H2 using catalyst:
A. ZnO
B. Cr2O3
C. Pt
D. Ni
7 Alcohols are derivatives of:
A. Benzene
B. Alkanes
C. Alkens
D. Alkynes
8 The organic compounds which are derivative of hydrocarbons of oxygen are:
A. Carbohydrates
B. Phenols
C. Alcohals
D. All of these
9 Industrial alcohol may be denaturated by the addition of
A. Methyl alcohol
B. Acetone
C. Pyridine
D. Any of the above reagent
10 Baukelite is a polymer obtained from two monomers
A. Phenol and ethanol
B. Phenol and methanol
C. Phenol and methanal
D. Phenol and acetone

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