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1
JEE Main 2022 (Online) 25th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Arrange the following in decreasing acidic strength.

JEE Main 2022 (Online) 25th July Evening Shift Chemistry - Basics of Organic Chemistry Question 98 English

A
A > B > C > D
B
B > A > C > D
C
D > C > A > B
D
D > C > B > A
2
JEE Main 2022 (Online) 29th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
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Which of the following carbocations is most stable?

A
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 112 English Option 1
B
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 112 English Option 2
C
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 112 English Option 3
D
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 112 English Option 4
3
JEE Main 2022 (Online) 28th June Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The correct IUPAC name of the following compound is :

JEE Main 2022 (Online) 28th June Evening Shift Chemistry - Basics of Organic Chemistry Question 111 English

A
4-methyl-2-nitro-5-oxohept-3-enal
B
4-methyl-5-oxo-2-nitrohept-3-enal
C
4-methyl-6-nitro-3-oxohept-4-enal
D
6-formyl-4-methyl-2-nitrohex-3-enal
4
JEE Main 2022 (Online) 28th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which one of the following techniques is not used to spot components of a mixture separated on thin layer chromatographic plate?

A
I2 (Solid)
B
U.V. Light
C
Visualisation agent as a component of mobile phase
D
Spraying of an appropriate reagent
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