1
JEE Main 2022 (Online) 28th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements : One is labelled as Assertion A and the other is labelled as Reason R

Assertion A : Permanganate titrations are not performed in presence of hydrochloric acid.

Reason R : Chlorine is formed as a consequence of oxidation of hydrochloric acid.

In the light of the above statements, choose the correct answer from the options given below

A
Both $$\mathrm{A}$$ and $$\mathrm{R}$$ are true and $$\mathrm{R}$$ is the correct explanation of $$\mathrm{A}$$
B
Both $$\mathrm{A}$$ and $$\mathrm{R}$$ are true but $$\mathrm{R}$$ is NOT the correct explanation of $$\mathrm{A}$$
C
$$\mathrm{A}$$ is true but $$\mathrm{R}$$ is false
D
$$\mathrm{A}$$ is false but $$\mathrm{R}$$ is true
2
JEE Main 2022 (Online) 28th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List - I (Complex) List - II (Hybridization)
(A) $$Ni{(CO)_4}$$ (I) $$s{p^3}$$
(B) $${[Ni{(CN)_4}]^{2 - }}$$ (II) $$s{p^3}{d^2}$$
(C) $${[Co{(CN)_6}]^{3 - }}$$ (III) $${d^2}s{p^3}$$
(D) $${[Co{F_6}]^{3 - }}$$ (IV) $$ds{p^2}$$

Choose the correct answer from the options given below :

A
A-IV, B-I, C-III, D-II
B
A-I, B-IV, C-III, D-II
C
A-I, B-IV, C-II, D-III
D
A-IV, B-I, C-II, D-III
3
JEE Main 2022 (Online) 28th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Dinitrogen and dioxygen, the main constituents of air do not react with each other in atmosphere to form oxides of nitrogen because :

A
$$\mathrm{N}_{2}$$ is unreactive in the condition of atmosphere.
B
Oxides of nitrogen are unstable.
C
Reaction between them can occur in the presence of a catalyst.
D
The reaction is endothermic and require very high temperature.
4
JEE Main 2022 (Online) 28th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The major product in the given reaction is

JEE Main 2022 (Online) 28th July Evening Shift Chemistry - Haloalkanes and Haloarenes Question 48 English

A
JEE Main 2022 (Online) 28th July Evening Shift Chemistry - Haloalkanes and Haloarenes Question 48 English Option 1
B
JEE Main 2022 (Online) 28th July Evening Shift Chemistry - Haloalkanes and Haloarenes Question 48 English Option 2
C
JEE Main 2022 (Online) 28th July Evening Shift Chemistry - Haloalkanes and Haloarenes Question 48 English Option 3
D
JEE Main 2022 (Online) 28th July Evening Shift Chemistry - Haloalkanes and Haloarenes Question 48 English Option 4
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