1
JEE Main 2021 (Online) 27th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The statement is incorrect about Ellingham diagram is
A
provides idea about the reaction rate.
B
provides idea about free energy change.
C
provides idea about changes in the phases during the reaction.
D
provides idea about reduction of metal oxide.
2
JEE Main 2021 (Online) 27th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
JEE Main 2021 (Online) 27th July Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 83 English
Consider the above reaction and identify the Product P :
A
JEE Main 2021 (Online) 27th July Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 83 English Option 1
B
JEE Main 2021 (Online) 27th July Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 83 English Option 2
C
JEE Main 2021 (Online) 27th July Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 83 English Option 3
D
JEE Main 2021 (Online) 27th July Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 83 English Option 4
3
JEE Main 2021 (Online) 27th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
JEE Main 2021 (Online) 27th July Morning Shift Chemistry - Biomolecules Question 74 English
The compound 'A' is a complementary base of _______________ in DNA stands.
A
Uracil
B
Guanine
C
Adenine
D
Cytosine
4
JEE Main 2021 (Online) 27th July Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Staggered and eclipsed conformers of ethane are :
A
Polymers
B
Rotamers
C
Enantiomers
D
Mirror images
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