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

Phenol is heated with CCl4and alkaline KOH when salicylic acid is produced.The reaction is known as

Question # 2

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

Question # 3

When sodium metal reacts with alcohols

Question # 4

Alcohol fermentation is brought about by the action of

Question # 5

The strongest acid among the following aromatic compound is

Question # 6

Dehydration of an alcohol at 180°

Question # 7

Maximum number of active hydrogens are present in

Question # 8

When alcohol reacts with concentreated H2SO4intermediate compound formed as

Question # 9

denaturing of alcohol is done by adding methanol in ethanol:

Question # 10

Which of the following statements is correct?

Question # 11

Baukelite is a polymer obtained from two monomers

Question # 12

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

Question # 13

Phenol is also known as

Question # 14

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

Question # 15

Alcohals can be distinguished using test:

Question # 16

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

Question # 17

Treatment of a secondary alcohol with a suitable oxidizing agent (K2Cr2O7) results in the formation of

Question # 18

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

Question # 19

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

Question # 20

Concentration of rectified spirit is:

Question # 21

Which compound will not dissolve in H2O

Question # 22

Which is a reagent for Lucas test

Question # 23

Industrial alcohol may be denaturated by the addition of

Question # 24

Which compound does not show hydrogen bonding with water

Question # 25

Which of the following is an isomer of ethanol

Question # 26

When phenol is distilled with zinc dust. It is reduced to

Question # 27

Glucose in the presence of zymase is converted into

Question # 28

Ethyl alcohol prepared during fermentation is pure:

Question # 29

Which is not property in ether:

Question # 30

According to Lewis concept ethers behave as:

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Phenols are derivative of:
A. Alkanes
B. Alkenes
C. Alkynes
D. Benzene
2 The formula of secondary alcohol is
A. R - OH
B. R - CH2OH
C. R2CHOH
D. R3COH
3 Carbolic acid is the other name for
A. Methanol
B. Ethanol
C. Propanol
D. Phenol
4 In Lucas test primary alcohol make as oily layer
A. Immediately
B. In 10 mins
C. On heating
D. Not
5 Ethanol can be converted into ethanoic acid :
A. Hydrogenation
B. Hydration
C. Oxidation
D. Fermentation
6 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?
A. H3PO4
B. H3PO2
C. HPO3
D. H3PO3
7 The malt-sugar in the presence of yeast or invertase gives
A. Fructose
B. Glucose
C. Lignin
D. Alcohol
8 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
9 Which is used as an antifreeze?
A. Glycol
B. Ethyl alcohol
C. Water
D. Methanol
10 Methanol is prepared from CO and H2 using catalyst:
A. ZnO
B. Cr2O3
C. Pt
D. Ni

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