1
JEE Main 2021 (Online) 27th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 96 English
Consider the above reaction, the major product "P" formed is :
A
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 96 English Option 1
B
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 96 English Option 2
C
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 96 English Option 3
D
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 96 English Option 4
2
JEE Main 2021 (Online) 27th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Given below are two statement : one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A : SO2(g) is absorbed to a large extent than H2(g) on activated charcoal.

Reason R : SO2(g) has a higher critical temperature than H2(g).

In the light of the above statements, choose the most appropriate answer from the options given below.
A
Both A and R are correct but R is not the correct explanation of A.
B
Both A and R are correct and R is the correct explanation of A.
C
A is not correct but R is correct.
D
A is correct but R is not correct.
3
JEE Main 2021 (Online) 27th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct order of first ionisation enthalpy is :
A
Mg < S < Al < P
B
Mg < Al < S < P
C
Al < Mg < S < P
D
Mg < Al < P < S
4
JEE Main 2021 (Online) 27th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Given below are two statements :

Statement I : Hyperconjugation is a permanent effect.

Statement II : Hyperconjugation in ethyl cation $$\left( {C{H_3} - \mathop C\limits^ + {H_2}} \right)$$ involves the overlapping of $${C_{s{p^2}}} - {H_{1s}}$$ bond with empty 2p orbital of other carbon.

Choose the correct option :
A
Both statement I and statement II are false
B
Statement I is incorrect but statement II is true
C
Statement I is correct but statement II is false
D
Both statement I and statement II are true.
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