Alcohols, Phenols and Ethers: MCQs Test – 4 2

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Topic: Alcohols, Phenols and Ethers, Test No.: 04, Total MCQs: 10

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Question 1
The compound which gives turbidity immediately with Lucas reagent at room temperature is _____.
A
2-methyl propan-1-ol
B
butan-1-ol
C
butan-2-ol
D
2-methyl propan-2-ol
Question 2
The conversion of m-nitrophenol to resorcinol involves respectively
A
diazotization, reduction and hydrolysis
B
hydrolysis, diazotization and reduction
C
reduction, diazotization and hydrolysis
D
hydrolysis, reduction and diazotization
Question 3

The correct order of acid strength of the following compounds is

A. Phenol

B. p-Cresol

C. m-Nitrophenol

D. p-Nitrophenol

A
A > B > D > C
B
C > B > A > D
C
D > C > A > B
D
B > D > A > C
Question 4
The correct order of decreasing acidity of nitrophenols will be
A
m-Nitrophenol > p-Nitrophenol > o-Nitrophenol
B
o-Nitrophenol > m-Nitrophenol > p-Nitrophenol
C
p-Nitrophenol > m-Nitrophenol > o-Nitrophenol
D
p-Nitrophenol > o-Nitrophenol > m-Nitrophenol
Question 5
The enzymes which are used to convert starch into ethyl alcohol are
A
maltase, diastase
B
diastase, maltase, zymase
C
invertase, zymase
D
invertase, diastase, maltase
Question 6
The major product obtained on interaction of phenol with sodium hydroxide and carbon dioxide is:
A
Salicylaldehyde
B
Salicylic acid
C
Phthalic acid
D
Benzoic acid
Question 7
The products formed when diethyl ether is reacted with cold HI are
A
2C2H5OH
B
2C2H5I + H2O
C
C2H5I + C2H5OH
D
C2H5-O-O-C2H5 +H2O
Question 8
Two aromatic compounds having formula C7H8O which are easily identifiable by FeCl3 solution test (violet colouration) are
A
o-cresol and benzyl alcohol
B
m-cresol and p-cresol
C
o-cresol and p-cresol
D
methyl phenyl ether and benzyl alcohol
Question 9
When benzenesulfonic acid and p-nitrophenol are treated with NaHCO3, the gases released respectively are
A
SO2, NO2
B
SO2, NO
C
SO2, CO2
D
CO2, CO2
Question 10
When compound X is oxidised by acidified potassium dichromate, compound Y is formed. Compound Y on reduction with LiAlH4 gives X. (X) and (Y) respectively are
A
C2H5OH, CH3COOH
B
CH3COCH3, CH3COOH
C
C2H5OH, CH3COCH3
D
CH3CHO, CH3COCH
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2 thoughts on “Alcohols, Phenols and Ethers: MCQs Test – 4”

  • Reply ↓
    avinash

    the answer to number 6 is salicylaldehyde, not salicylic acid… salicyli acid is with CCl4 and KOH. just saying

  • Reply ↓
    aditi chougule

    ans to the question 6 is salicylaldehyde.!