1
JEE Main 2020 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
If the magnetic moment of a dioxygen species is 1.73 B.M, it may be :
A
$$O_2^ - $$ or $$O_2^ + $$
B
O2, $$O_2^ - $$ or $$O_2^ + $$
C
O2 or $$O_2^ + $$
D
O2 or $$O_2^ - $$
2
JEE Main 2020 (Online) 9th January Morning Slot
Numerical
+4
-0
Change Language
108 g of silver (molar mass 108 g mol–1) is deposited at cathode from AgNO3(aq) solution by a certain quantity of electricity. The volume (in L) of oxygen gas produced at 273 K and 1 bar pressure from water by the same quantity of electricity is _______.
Your input ____
3
JEE Main 2020 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The major product Z obtained in the following reaction scheme is : JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 200 English
A
JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 200 English Option 1
B
JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 200 English Option 2
C
JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 200 English Option 3
D
JEE Main 2020 (Online) 9th January Morning Slot Chemistry - Compounds Containing Nitrogen Question 200 English Option 4
4
JEE Main 2020 (Online) 9th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The compound that cannot act both as oxidising and reducing agent is :
A
H3PO4
B
H2SO3
C
H2O2
D
HNO2

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