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

Primary and secondary alcohols on action of red hot copper give

Question # 2

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

Question # 3

Which statement in not correct about alcohol?

Question # 4

Scientific study of fermentation was first made by

Question # 5

Grignard reagent on reaction with a ketone forms

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

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

Question # 9

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

Question # 10

Which compound does not show hydrogen bonding with water

Question # 11

Phenol is used in the preparation of

Question # 12

Propanone is the product obtained by dehydrogenation of

Question # 13

Which of the following groups will increase the acidity of phenol?

Question # 14

Which is not property in ether:

Question # 15

Which of the following is weakly acidic in nature

Question # 16

Isopropyl alcohol on oxidation gives

Question # 17

denaturing of alcohol is done by adding methanol in ethanol:

Question # 18

The strongest acid among the following aromatic compound is

Question # 19

The only alcohol that can be prepared by the indirect hydration of alkene is

Question # 20

Which compound shows more hydrogen bonding?

Question # 21

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

Question # 22

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

Question # 23

The order of reactivity of halogen acids for reaction with C2H5OH is

Question # 24

Which of the following will not give iodoform test?

Question # 25

A compound is soluble in conc. H2SO4, it does not decolourise bromine in carbon tetrachloride but is oxidized by chromic anhydride in aqueous sulphuric acid within two seconds, turning orange solution to blue, green and then opaque. The original compound is

Question # 26

General formula of alcohol is:

Question # 27

Phenols are derivative of:

Question # 28

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

Question # 29

When phenol is reduced in the presence of Zn dust, we get

Question # 30

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

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ECAT Chemistry Chapter 22 Important MCQ's

Sr.# Question Answer
1 Phenol is used in the preparation of
A. Bakelite
B. Phenatherene
C. Cellulose
D. All of these
2 The malt-sugar in the presence of yeast or invertase gives
A. Fructose
B. Glucose
C. Lignin
D. Alcohol
3 The formula of secondary alcohol is
A. R - OH
B. R - CH2OH
C. R2CHOH
D. R3COH
4 When sodium metal reacts with alcohols
A. Hydrogen gas evolves
B. Sodium hydroxide is obtained
C. Alcohol is reduced
D. Alcohol is polymerised
5 Alcohals can be distinguished using test:
A. Lucas
B. Tollen's
C. Koib's
D. William's
6 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
A. CH3OH
B. CH3CHO
C. CH3CH(OH)CH3
D. CH3COCH3
7 I-Phenylethanol can be prepared by reaction of benzaldehyde with
A. Methyl iodide an Magnesium
B. Methyl bromide
C. Methyl bromide and AIBr3
D. C2H5l and Mg
8 Oxidation of 2-propanol gives
A. Propanone
B. Butanone
C. Pentanone
D. None of these
9 95% alcohol is called
A. Rectified spirit
B. Spirit of wine
C. Spirit
D. Methylated
10 Which of the following is correct?
A. Reduction of any aldehyde gives secondary alcohol
B. Reaction of vegetable oil with H2SO4gives glycerine
C. Alcoholic iodine with NaOH gives iodoform
D. Sucrose on reaction with NaCl gives invert sugar

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