1
JEE Main 2021 (Online) 26th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Which pair of oxides is acidic in nature?
A
CaO, SiO2
B
B2O3, CaO
C
B2O3, SiO2
D
N2O, BaO
2
JEE Main 2021 (Online) 26th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Identify A in the given reaction.

JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 97 English
A
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 97 English Option 1
B
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 97 English Option 2
C
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 97 English Option 3
D
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Alcohols, Phenols and Ethers Question 97 English Option 4
3
JEE Main 2021 (Online) 26th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Match List - I with List - II.

JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Haloalkanes and Haloarenes Question 83 English
Choose the correct answer from the options given below :
A
(a) $$ \to $$ (ii), (b) $$ \to $$ (iv), (c) $$ \to $$ (i), (d) $$ \to $$ (iii)
B
(a) $$ \to $$ (iii), (b) $$ \to $$ (iv), (c) $$ \to $$ (i), (d) $$ \to $$ (ii)
C
(a) $$ \to $$ (iii), (b) $$ \to $$ (i), (c) $$ \to $$ (iv), (d) $$ \to $$ (ii)
D
(a) $$ \to $$ (ii), (b) $$ \to $$ (i), (c) $$ \to $$ (iv), (d) $$ \to $$ (iii)
4
JEE Main 2021 (Online) 26th February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Identify A in the following chemical reaction.

JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English
A
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English Option 1
B
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English Option 2
C
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English Option 3
D
JEE Main 2021 (Online) 26th February Evening Shift Chemistry - Aldehydes, Ketones and Carboxylic Acids Question 126 English Option 4
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