1
JEE Main 2020 (Online) 2nd September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Simplified absorption spectra of three complexes ((i), (ii) and (iii)) of Mn+ ion are provided below; their $$\lambda $$max values are marked as A, B and C respectively. The correct match between the complexes and their $$\lambda $$max values is JEE Main 2020 (Online) 2nd September Evening Slot Chemistry - Coordination Compounds Question 154 English
(i) [M(NCS)6](–6 + n)
(ii) [MF6](–6 + n)
(iii) [M(NH3)6]n+
A
A-(i), B-(ii), C-(iii)
B
A-(ii), B-(iii), C-(i)
C
A-(ii), B-(i), C-(iii)
D
A-(iii), B-(i), C-(ii)
2
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]
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 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 92 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
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