BITSAT SERIES
Chemistry

Alcohols Phenols And Ethers

17 previous year questions.

Volume: 17 Ques
Yield: Medium

High-Yield Trend

1
2023
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2018
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2016
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2014
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2011
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2010
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1998

Chapter Questions
17 MCQs

01
PYQ 1998
hard
chemistry ID: bitsat-1
Phenol gives_______colour with neutral solution
1
viole
2
green
3
red
4
blue
02
PYQ 2006
medium
chemistry ID: bitsat-2
In the reaction The term is :
1
acetone
2
ethanamine
3
acetaldehyde
4
dimethyl amine
03
PYQ 2007
medium
chemistry ID: bitsat-2
The compound which gives the most stable carbonium ion on dehydration is
1
2
3
4
04
PYQ 2008
easy
chemistry ID: bitsat-2
The structure of the compound formed, when nitrobenzene is reduced by lithium aluminum hydride is
1
The structure of the compound formed
2
The structure of the compound formed
3
Β 

The structure of the compound formed

4
The structure of the compound formed
05
PYQ 2010
medium
chemistry ID: bitsat-2
In which of the following conversions, phosphorus pentachloride is used as the reagent?
1
Hβ‚‚C=CHβ‚‚ β†’ CH₃CHβ‚‚Cl
2
CH₃CHβ‚‚OH β†’ CH₃CHβ‚‚Cl
3
H₃C–O–CH₃ β†’ CH₃Cl
4
CHCH β†’ CHβ‚‚=CHCl
06
PYQ 2011
medium
chemistry ID: bitsat-2
Schotten–Baumann reaction is a reaction of phenols with:
1
benzoyl chloride and sodium hydroxide
2
acetyl chloride and sodium hydroxide
3
salicylic acid and conc. Hβ‚‚SOβ‚„
4
acetyl chloride and conc. Hβ‚‚SOβ‚„
07
PYQ 2011
medium
chemistry ID: bitsat-2

The reaction shown is called:

1
Williamson continuous etherification process
2
Etard reaction
3
Gattermann-Koch reaction
4
Williamson synthesis
08
PYQ 2011
medium
chemistry ID: bitsat-2

Identify X in the following reaction:

1
CH₃OH
2
Ethyl alcohol
3
Methyl cyanide
4
tert-Butyl alcohol
09
PYQ 2013
medium
chemistry ID: bitsat-2

Which of the following is not the product of dehydration of ?Β 



1
A
2
B
3
C
4
D
10
PYQ 2014
medium
chemistry ID: bitsat-2
The ionization constant of phenol is higher than that of ethanol because:
1
Phenoxide ion is bulkier than ethoxide
2
Phenoxide ion is stronger base than ethoxide
3
Phenoxide ion is stabilized through delocalization
4
Phenoxide ion is less stable than ethoxide
11
PYQ 2014
medium
chemistry ID: bitsat-2
The compound which gives the most stable carbocation on dehydration is:
1

2

3

4
12
PYQ 2014
medium
chemistry ID: bitsat-2

Consider the following phenols as shown in the figure. The decreasing order of acidity of the above phenols is:Β 

1
III > IV > II > I
2
II > I > IV > III
3
I > IV > II > III
4
III > IV > I > II
13
PYQ 2014
medium
chemistry ID: bitsat-2
Consider the following phenols : The decreasing order of acidity of the above phenols is
1
III > IV > II > I
2
II > I > IV > III
3
I > IV > II > III
4
III > IV > I > II
14
PYQ 2016
medium
chemistry ID: bitsat-2
Which of the following method gives better yield of p-nitrophenol?
1
Phenol [20^∘ C]dil. HNO₃ p-nitrophenol
2
Phenol NaNOβ‚‚ + Hβ‚‚SOβ‚„(8^∘ C) p-nitrophenol
3
Phenol NaOH β†’ conc. HNO₃
4
None of the three
15
PYQ 2018
medium
chemistry ID: bitsat-2

Phenol reacts as shown: PhenolxrightarrowNaOH[X]CHβ‚‚=CHCHβ‚‚Cl[Y] Here [Y] is:Β 

1
single compound
2
mixture of two compounds
3
mixture of three compounds
4
no reaction is possible
16
PYQ 2018
medium
chemistry ID: bitsat-2
Arrange the following alcohols in increasing order of their reactivity towards reaction with HCl: (1) CH₃CHβ‚‚OH, (2) (CH₃)β‚‚CHOH, (3) (CH₃)₃COH
1

2

3

4
2<3<1
17
PYQ 2023
easy
chemistry ID: bitsat-2
Which named reaction contains dichlorocarbene intermediate?
1
Aldol condensation
2
Cannizaro
3
Kolbe’s reaction
4
Riemen-Tiemann reaction

About Alcohols Phenols And Ethers - BITSAT

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