1
JEE Main 2023 (Online) 24th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The number of s-electrons present in an ion with 55 protons in its unipositive state is

A
10
B
9
C
12
D
8
2
JEE Main 2023 (Online) 24th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Find out the major products from the following reactions.

JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 52 English

A
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 52 English Option 1
B
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 52 English Option 2
C
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 52 English Option 3
D
JEE Main 2023 (Online) 24th January Evening Shift Chemistry - Hydrocarbons Question 52 English Option 4
3
JEE Main 2023 (Online) 24th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

What is the number of unpaired electron(s) in the highest occupied molecular orbital of the following species : $$\mathrm{{N_2};N_2^ + ;{O_2};O_2^ + }$$ ?

A
0, 1, 0, 1
B
2, 1, 0, 1
C
0, 1, 2, 1
D
2, 1, 2, 1
4
JEE Main 2023 (Online) 24th January 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 : Benzene is more stable than hypothetical cyclohexatriene

Reason R : The delocalised $$\pi$$ electron cloud is attracted more strongly by nuclei of carbon atoms.

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

A
A is true but R is false
B
Both A and R are correct and R is the correct explanation of A
C
Both A and R are correct but R is NOT the correct explanation of A
D
A is false but R is true
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