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 78 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 78 English Option 1
B
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 78 English Option 2
C
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 78 English Option 3
D
JEE Main 2021 (Online) 27th July Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 78 English Option 4
2
JEE Main 2021 (Online) 27th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The number of neutrons and electrons, respectively, present in the radioactive isotope of hydrogen is :
A
1 and 1
B
3 and 1
C
2 and 1
D
2 and 2
3
JEE Main 2021 (Online) 27th July Evening Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
Match List - I with List - II :

List - I List - II
(a) Li (i) photoelectric cell
(b) Na (ii) absorbent of $$C{O_2}$$
(c) K (iii) coolant in fast breeder nuclear reactor
(d) Cs (iv) treatment of cancer
(v) bearings for motor engines


Choose the correct answer from the options given below :
A
(a) - (v), (b) - (i), (c) - (ii), (d) - (iv)
B
(a) - (v), (b) - (ii), (c) - (iv), (d) - (i)
C
(a) - (iv), (b) - (iii), (c) - (i), (d) - (ii)
D
(a) - (v), (b) - (iii), (c) - (ii), (d) - (i)
4
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.
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