1
JEE Main 2021 (Online) 25th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
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The correct order of acid character of the following compounds is :

JEE Main 2021 (Online) 25th February Evening Shift Chemistry - Basics of Organic Chemistry Question 143 English
A
IV > III > II > I
B
III > II > I > IV
C
II > III > IV > I
D
I > II > III > IV
2
JEE Main 2021 (Online) 24th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Which one of the following compounds is non-aromatic?
A
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Basics of Organic Chemistry Question 145 English Option 1
B
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Basics of Organic Chemistry Question 145 English Option 2
C
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Basics of Organic Chemistry Question 145 English Option 3
D
JEE Main 2021 (Online) 24th February Evening Shift Chemistry - Basics of Organic Chemistry Question 145 English Option 4
3
JEE Main 2020 (Online) 6th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
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The IUPAC name of the following compound is : JEE Main 2020 (Online) 6th September Evening Slot Chemistry - Basics of Organic Chemistry Question 146 English
A
2-nitro-4-hydroxymethyl-5-amino benzaldehyde
B
3-amino-4-hydroxymethyl-5-nitro benzaldehyde
C
4-amino-2-formyl-5-hydroxymehtyl nitrobenzene
D
5-amino-4-hydroxymethyl-2-nitro benzaldehyde
4
JEE Main 2020 (Online) 6th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
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Which of the following compounds shows geometrical isomerism?
A
2-methylpent-1-ene
B
4-methylpent-1-ene
C
2-methylpent-2-ene
D
4-methylpent-2-ene
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