1
WB JEE 2022
MCQ (Single Correct Answer)
+1
-0.25
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The enol form in which ethyle-3-oxobutanoate exists is

A
WB JEE 2022 Chemistry - Isomerism Question 3 English Option 1
B
WB JEE 2022 Chemistry - Isomerism Question 3 English Option 2
C
WB JEE 2022 Chemistry - Isomerism Question 3 English Option 3
D
WB JEE 2022 Chemistry - Isomerism Question 3 English Option 4
2
WB JEE 2022
MCQ (Single Correct Answer)
+1
-0.25
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How many monobriminated product(s) (including stereoisomers) would form in the free radical bromination of n-butane?

A
2
B
1
C
3
D
4
3
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
4
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
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