1
JEE Main 2022 (Online) 24th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Which of the following is an example of conjugated diketone?

A
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 25 English Option 1
B
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 25 English Option 2
C
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 25 English Option 3
D
JEE Main 2022 (Online) 24th June Morning Shift Chemistry - Basics of Organic Chemistry Question 25 English Option 4
2
JEE Main 2021 (Online) 31st August Evening Shift
MCQ (Single Correct Answer)
+4
-1
Arrange the following conformational isomers of n-butane in order of their increasing potential energy :

JEE Main 2021 (Online) 31st August Evening Shift Chemistry - Basics of Organic Chemistry Question 37 English
A
II < III < IV < I
B
I < IV < III < II
C
II < IV < III < I
D
I < III < IV < II
3
JEE Main 2021 (Online) 31st August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Choose the correct name for compound given below :

JEE Main 2021 (Online) 31st August Morning Shift Chemistry - Basics of Organic Chemistry Question 39 English
A
(4E)-5-Bromo-hex-4-en-2-yne
B
(2E)-2-Bromo-hex-4-yn-2-ene
C
(2E)-2-Bromo-hex-2-en-4-yne
D
(4E)-5-Bromo-hex-2-en-4-yne
4
JEE Main 2021 (Online) 27th August Evening Shift
MCQ (Single Correct Answer)
+4
-1
The compound/s which will show significant intermolecular H-bonding is/are :

JEE Main 2021 (Online) 27th August Evening Shift Chemistry - Basics of Organic Chemistry Question 40 English
A
(b) only
B
(c) only
C
(a) and (b) only
D
(a), (b) and (c)
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