1
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The correct observation in the following reactions is : JEE Main 2020 (Online) 2nd September Evening Slot Chemistry - Biomolecules Question 146 English
A
Formation of blue colour
B
Formation of violet colour
C
Formation of red colour
D
Gives no colour
2
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The results given in the below table were obtained during kinetic studies of the following reaction

2A + B $$ \to $$ C + D JEE Main 2020 (Online) 2nd September Evening Slot Chemistry - Chemical Kinetics and Nuclear Chemistry Question 155 English
X and Y in the given table are respectively :
A
0.3, 0.4
B
0.4, 0.3
C
0.4, 0.4
D
0.3, 0.3
3
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The size of a raw mango shrinks to a much smaller size when kept in a concentrated salt solution. Which one of the following processes can explain this?
A
Osmosis
B
Reverse osmosis
C
Diffusion
D
Dialysis
4
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The one that is not expected to show isomerism is :
A
[Pt(NH3)2Cl2]
B
[Ni(NH3)4(H2O)2]2+
C
[Ni(en)3]2+
D
[Ni(NH3)2Cl2]

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