1
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Compound A used as a strong oxidizing agent is amphoteric in nature. It is the part of lead storage batteries. Compound A is :
A
PbO
B
PbO2
C
PbSO4
D
Pb3O4
2
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Identify the major products A and B respectively in the following reactions of phenol :

JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 94 English
A
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 94 English Option 1
B
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 94 English Option 2
C
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 94 English Option 3
D
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Alcohols, Phenols and Ethers Question 94 English Option 4
3
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
The structure of Neoprene is :
A
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 1
B
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 2
C
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 3
D
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Polymers Question 42 English Option 4
4
JEE Main 2021 (Online) 26th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
An amine on reaction with benzensulphonyl chloride produces a compound insoluble in alkaline solution. This amine can be prepared by ammonolysis of ethyl chloride. The correct structure of amine is :
A
CH3CH2NH2
B
CH3CH2CH2NHCH3
C
CH3CH2CH2$$\mathop N\limits^H $$-CH2CH3
D
JEE Main 2021 (Online) 26th February Morning Shift Chemistry - Compounds Containing Nitrogen Question 126 English Option 4
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