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 will not give iodoform test?

Question # 2

Which one is primary alcohol?

Question # 3

Rectified spirit contains alcohol about

Question # 4

Which isomers of C5H11OH gives, on dehydration, the greatest number of different alkenes

Question # 5

Picric acid is

Question # 6

Alcohols react with carboxylic acid to produce the class of compounds known as

Question # 7

Alcohol reacts with halogen acid to produce

Question # 8

In Lucas test primary alcohol make as oily layer

Question # 9

denaturing of alcohol is done by adding methanol in ethanol:

Question # 10

Grignard reagent on reaction with a ketone forms

Question # 11

I-Phenylethanol can be prepared by reaction of benzaldehyde with

Question # 12

Phenol is also known as

Question # 13

Propanone is the product obtained by dehydrogenation of

Question # 14

Na reacts with phenol to produce

Question # 15

Concentration of rectified spirit is:

Question # 16

The reaction of sodium with ethanol gives

Question # 17

Methyl alcohol is not used

Question # 18

Oxidation of 2-propanol gives

Question # 19

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

Question # 20

Which compound shows hydrogen bonding

Question # 21

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

Question # 22

Which of the following is used as anesthetics

Question # 23

Phenol was discovered by:

Question # 24

The test used for the detection of ethanol in the mouth of a drunk driver is that the drunk driver is asked to blow air from mouth into a solution of K2Cr2O7and H2SO4. The colour changes, if the driver is drunk

Question # 25

Dow's process is used for the preparation of

Question # 26

Which bond shows maximum hydrogen bonding with water?

Question # 27

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 # 28

Ethylene reacts will 1% cold alkaline KMnO4to give

Question # 29

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

Question # 30

Which is not property in ether:

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Rectified spirit contains alcohol about
A. 80%
B. 85%
C. 90%
D. 95%
2 Which of the following process is employed to convert alkyl halide into alcohol?
A. Addition
B. Substitution
C. Dehydrohalogenation
D. Molecular rearrangement
3 Which of the following groups will increase the acidity of phenol?
A. -NO2
B. -CN
C. -X (halogens)
D. All
4 Which of the following is an isomer of ethanol
A. CH3OCH3
B. C2H5OC2H5
C. CH3OH
D. C2H5OH
5 The hydroxyl derivatives of aromatic hydrocarbons which have the -OH group directly bonded to the ring C-atom are called
A. Alcohols
B. Ketones
C. Esters
D. Phenols
6 Which of the following is used as anesthetics
A. Alcohol
B. Diethylether
C. Phenol
D. Dimethyl ether
7 Which is possible in ethers?
A. Reactivity high
B. Oxidation and reduction
C. Reactivity towards bases
D. Towards acids
8 Which enzyme is not involved in fermentation of strach
A. Diastase
B. Zymase
C. Urease
D. Invertase
9 Dehydration of ethyl alcohol yields
A. Aldehyde
B. Ketone
C. Acid
D. Alkene
10 Which compound does not show hydrogen bonding with water
A. CH3OH
B. C2H5OH
C. CH3- O - CH3
D. C6H5OH

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