Question # 1

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

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HCl > HBr > HI

HI > HBr > HCl

HBr > HI > HCl

HBr > HCl > HI

which enzyme is not involved in the fermentation of starch ?

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Diastase

Zymase

Urease

Invertase

Alcohals can be distinguished using test:

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Lucas

Tollen's

Koib's

William's

Which compound shows hydrogen bonding

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C₂H₆

C₂H₅CI

CH₃- O - CH₃

C₂H₅OH

Which compound is more soluble in water?

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C₂H₅OH

C₅H₅OH

CH₃OCH₃

n-Hexanol

In its reaction with Na, 1 mol of X gives 1 mol of H_2(g). What is X

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CH₃CH₂CH₂CH₂OH

(CH₃)₃COH

CH₃CH₂CH₂CO₂H

CH₃CH(OH)CO₂H

Which statement in not correct about alcohol?

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Ethyl alcohol is heavier than water

Ethyl alcohol ecaporates more quickly

Alcohol with less number of carbon atoms is more soluble in water than alcohol with more number of carbons atoms

Alcohol produces H₂by reaction with sodium metal

Isopropyl alcohol on oxidation gives

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Acetone

Ether

Ethylene

Acetaldehyde

Concentration of rectified spirit is:

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12%

14%

90%

95%

Which of the following is weakly acidic in nature

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Alcohol

Phenol

Aidehyde

Amide

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ECAT Chemistry Chapter 22 Alcohols, Phenols and Ethers Online Test MCQs With Answers

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