1
JEE Main 2020 (Online) 4th September Morning Slot
Numerical
+4
-0
If 75% of a first order reaction was completed
in 90 minutes, 60% of the same reaction would
be completed in approximately (in minutes)
_______.
(Take : log 2 = 0.30; log 2.5 = 0.40)
(Take : log 2 = 0.30; log 2.5 = 0.40)
Your input ____
2
JEE Main 2020 (Online) 4th September Morning Slot
Numerical
+4
-0
The number of chiral centres present in [B] is
_____.
Your input ____
3
JEE Main 2020 (Online) 4th September Morning Slot
Numerical
+4
-0
The mass of ammonia in grams produced when
2.8 kg of dinitrogen quantitatively reacts with 1
kg of dihydrogen is _______.
Your input ____
4
JEE Main 2020 (Online) 4th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
The ionic radii of O2–, F–, Na+ and Mg2+ are in
the order :
Paper Analysis
Total Questions
Chemistry 21
Mathematics 18
Physics 23
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