1
WB JEE 2022
MCQ (Single Correct Answer)
+1
-0.25
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The correct order of relative stability of the given conformers of n-butane is

WB JEE 2022 Chemistry - Isomerism Question 5 English

A
II > I = III
B
II > III > I
C
II > I > III
D
I = III > II
2
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
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WB JEE 2021 Chemistry - Isomerism Question 6 English
The relationship between the pair of compounds shown above are respectively
A
Homomer (identical), enantiomer and constitutional isomer
B
Enantiomer, enantiomer and diastereomer
C
Homomer (identical), homomer (identical) and constitutional isomer
D
Enantiomer, homomer (identical) and geometrical isomer
3
WB JEE 2020
MCQ (Single Correct Answer)
+2
-0.5
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Which of the following compounds is asymmetric?
A
WB JEE 2020 Chemistry - Isomerism Question 10 English Option 1
B
WB JEE 2020 Chemistry - Isomerism Question 10 English Option 2
C
WB JEE 2020 Chemistry - Isomerism Question 10 English Option 3
D
WB JEE 2020 Chemistry - Isomerism Question 10 English Option 4
4
WB JEE 2019
MCQ (Single Correct Answer)
+1
-0.33
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The conformations of n-butane, commonly known as eclipsed, gauche and anti-conformations can be interconverted by
A
rotation around C - H bond of a methyl group
B
rotation around C - H bond of a methylene group
C
rotation around C1-C2 linkage
D
rotation around C2-C3 linkage
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