1
JEE Advanced 2020 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
Consider the following four compounds, I, II, III, and IV.

JEE Advanced 2020 Paper 2 Offline Chemistry - Basics of Organic Chemistry Question 31 English 1 JEE Advanced 2020 Paper 2 Offline Chemistry - Basics of Organic Chemistry Question 31 English 2

Choose the correct statement(s)
A
The order of basicity is II > I > III > IV.
B
The magnitude of pKb difference between I and II is more than that between III and IV.
C
Resonance effect is more in III than in IV.
D
Steric effect makes compound IV more basic than III.
2
JEE Advanced 2020 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-2
Change Language
With respect to the compounds I-V, choose the correct statement(s).

JEE Advanced 2020 Paper 1 Offline Chemistry - Basics of Organic Chemistry Question 33 English
A
The acidity of compound I is due to delocalisation in the conjugate base.
B
The conjugate base of compound IV is aromatic.
C
Compound II becomes more acidic, when it has a $$-$$NO2 substituent.
D
The acidity of compounds follows the order

I > IV > V > II > III.
3
JEE Advanced 2017 Paper 2 Offline
MCQ (More than One Correct Answer)
+4
-1
Change Language
For the following compounds, the correct statement(s) with respect to nucleophilic substitution reaction is (are)

JEE Advanced 2017 Paper 2 Offline Chemistry - Basics of Organic Chemistry Question 35 English
A
$${\rm I}$$ and $${\rm I}$$$${\rm I}$$$${\rm I}$$ follow $${S_N}1$$ mechanism
B
$${\rm I}$$ and $${\rm II}$$ follow $${S_N}2$$ mechanism
C
Compound $${\rm IV}$$ undergoes inversion of configuration
D
The order of reactivity for $${\rm I},$$ $${\rm I}{\rm I}{\rm I}$$ and $${\rm IV}$$ is : $${\rm I}V > {\rm I} > {\rm I}{\rm I}{\rm I}$$
4
JEE Advanced 2017 Paper 1 Offline
MCQ (More than One Correct Answer)
+4
-1
Change Language
The IUPAC name(s) of the following compound is (are)

JEE Advanced 2017 Paper 1 Offline Chemistry - Basics of Organic Chemistry Question 38 English
A
$$1$$-chloro-$$4$$-methylbenzene
B
$$4$$-chlorotoluene
C
$$4$$-methylchlorobenzene
D
$$1$$-methyl-$$4$$-chlorobenzene
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