1
JEE Main 2021 (Online) 25th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
JEE Main 2021 (Online) 25th July Morning Shift Chemistry - Haloalkanes and Haloarenes Question 73 English
The given reaction can occur in the presence of :

(a) Bromine water

(b) Br2 in CS2, 273 K

(c) Br2/FeBr3

(d) Br2 in CHCl3, 273 K

Choose the correct answer from the options gien below :
A
(b) and (d) only
B
(a) and (c) only
C
(b), (c) and (d) only
D
(a), (b) and (d) only
2
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Given below are two statements :

Statement I : C2H5OH and AgCN both can generate nucleophile.

Statement II : KCN and AgCN both will generate nitrile nucleophile with all reaction conditions.

Choose the most appropriate option :
A
Statement I is false but statement II is true.
B
Both statement I and statement II are true.
C
Both statement I and statement II are false.
D
Statement I is true but statement II is false.
3
JEE Main 2021 (Online) 18th March Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Main products formed during a reaction of 1-methoxy naphthalene with hydroiodic acid are :
A
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 74 English Option 1
B
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 74 English Option 2
C
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 74 English Option 3
D
JEE Main 2021 (Online) 18th March Evening Shift Chemistry - Haloalkanes and Haloarenes Question 74 English Option 4
4
JEE Main 2021 (Online) 18th March Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Reaction of Grignard reagent, C2H5MgBr with C8H8O followed by hydrolysis gives compound "A" which reacts instantly with Lucas reagent to give compound B, C10H13Cl. The Compound B is :
A
JEE Main 2021 (Online) 18th March Morning Shift Chemistry - Haloalkanes and Haloarenes Question 76 English Option 1
B
JEE Main 2021 (Online) 18th March Morning Shift Chemistry - Haloalkanes and Haloarenes Question 76 English Option 2
C
JEE Main 2021 (Online) 18th March Morning Shift Chemistry - Haloalkanes and Haloarenes Question 76 English Option 3
D
JEE Main 2021 (Online) 18th March Morning Shift Chemistry - Haloalkanes and Haloarenes Question 76 English Option 4
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