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1
JEE Main 2022 (Online) 26th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Which technique among the following, is most appropriate in separation of a mixture of $$100 \,\mathrm{mg}$$ of $$p$$-nitrophenol and picric acid ?

A
Steam distillation
B
2-5 ft long column of silica gel
C
Sublimation
D
Preparative TLC (Thin Layer Chromatography)
2
JEE Main 2022 (Online) 26th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Which of the following compounds is not aromatic?

A
JEE Main 2022 (Online) 26th July Morning Shift Chemistry - Basics of Organic Chemistry Question 125 English Option 1
B
JEE Main 2022 (Online) 26th July Morning Shift Chemistry - Basics of Organic Chemistry Question 125 English Option 2
C
JEE Main 2022 (Online) 26th July Morning Shift Chemistry - Basics of Organic Chemistry Question 125 English Option 3
D
JEE Main 2022 (Online) 26th July Morning Shift Chemistry - Basics of Organic Chemistry Question 125 English Option 4
3
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 129 English

A
A > B > C > D
B
B > A > C > D
C
D > C > A > B
D
D > C > B > A
4
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 143 English Option 1
B
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 143 English Option 2
C
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 143 English Option 3
D
JEE Main 2022 (Online) 29th June Evening Shift Chemistry - Basics of Organic Chemistry Question 143 English Option 4
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