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1
JEE Main 2022 (Online) 27th June Morning 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) : The ionic radii of O2$$-$$ and Mg2+ are same.

Reason (R) : Both O2$$-$$ and Mg2+ are isoelectronic species.

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

A
Both (A) and (R) are true and (R) is the correct explanation of (A).
B
Both (A) and (R) are true but (R) is not the correct explanation of (A).
C
(A) is true but (R) is false.
D
(A) is false but (R) is true.
2
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which of the following will have maximum stabilization due to crystal field?

A
[Ti(H2O)6]3+
B
[Co(H2O)6]2+
C
[Co(CN)6]3$$-$$
D
[Cu(NH3)4]2+
3
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

'A' and 'B' respectively are:

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 147 English

A
1-methylcyclohex-1,3-diene & cyclopentene.
B
Cyclohex-1,3-diene & cyclopentene
C
1-methylcyclohex-1,4-diene & 1-methylcyclopent-1-ene
D
Cyclohex-1,3-diene & 1-methylcyclopent-1-ene
4
JEE Main 2022 (Online) 27th June Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The major product of the following reaction is :

JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 91 English

A
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 91 English Option 1
B
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 91 English Option 2
C
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 91 English Option 3
D
JEE Main 2022 (Online) 27th June Morning Shift Chemistry - Haloalkanes and Haloarenes Question 91 English Option 4

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