1
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
Change Language
The exact order of boiling points of the compounds n-pentane, isopentane, butanone and 1-butanol is
A
n-pentane < isopentane < butanone < 1-butanol
B
isopentane < n-pentane < butanone < 1-butanol
C
butanone < n-pentane < isopentane < 1-butanol
D
1-butanol < butanone < n-pentane < isopentane
2
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
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The maximum number of atoms that can be in one plane in the molecule p-nitrobenzonitrile are
A
6
B
12
C
13
D
15
3
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
Change Language
Cyclo [18] carbon is an allotrope of carbon with molecular formula C18. It is a ring of 18 carbon atoms, connected by single and triple bonds. The total number of triple bonds present in this cyclocarbon are
A
9
B
10
C
12
D
6
4
WB JEE 2021
MCQ (Single Correct Answer)
+1
-0.25
Change Language
p-nitro-N, N-dimethylaniline cannot be represented by the resonating structures.

WB JEE 2021 Chemistry - General Organic Chemistry Question 9 English
A
I and II
B
II and IV
C
I and III
D
III and IV
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