1
JEE Main 2024 (Online) 9th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Relative stability of the contributing structures is :

JEE Main 2024 (Online) 9th April Morning Shift Chemistry - Basics of Organic Chemistry Question 23 English

A
(II) > (I) > (III)
B
(III) > (II) > (I)
C
(I) > (III) > (II)
D
(I) > (II) > (III)
2
JEE Main 2024 (Online) 9th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Correct order of basic strength of Pyrrole JEE Main 2024 (Online) 9th April Morning Shift Chemistry - Basics of Organic Chemistry Question 26 English 1, Pyridine JEE Main 2024 (Online) 9th April Morning Shift Chemistry - Basics of Organic Chemistry Question 26 English 2 and Piperidine JEE Main 2024 (Online) 9th April Morning Shift Chemistry - Basics of Organic Chemistry Question 26 English 3 is :

A
Pyridine > Piperidine > Pyrrole
B
Pyrrole > Piperidine > Pyridine
C
Pyrrole > Pyridine > Piperidine
D
Piperidine > Pyridine > Pyrrole
3
JEE Main 2024 (Online) 9th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

For the given compounds, the correct order of increasing $$\mathrm{pK}_{\mathrm{a}}$$ value :

JEE Main 2024 (Online) 9th April Morning Shift Chemistry - Basics of Organic Chemistry Question 24 English

Choose the correct answer from the options given below :

A
(E) $$<(\mathrm{D})<(\mathrm{C})<(\mathrm{B})<(\mathrm{A})$$
B
(B) $$<(\mathrm{D})<(\mathrm{A})<(\mathrm{C})<(\mathrm{E})$$
C
(D) < (E) < (C) < (B) < (A)
D
(E) $$<(\mathrm{D})<(\mathrm{B})<(\mathrm{A})<(\mathrm{C})$$
4
JEE Main 2024 (Online) 9th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Methods used for purification of organic compounds are based on :

A
neither on nature of compound nor on the impurity present.
B
presence of impurity only.
C
nature of compound and presence of impurity.
D
nature of compound only.
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