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1
JEE Main 2021 (Online) 1st September Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The potassium ferrocyanide solution gives a Prussian blue colour, when added to :
A
CoCl3
B
FeCl2
C
CoCl2
D
FeCl3
2
JEE Main 2021 (Online) 31st August Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Spin only magnetic moment in BM of [Fe(CO)4(C2O4)]+ is :
A
5.92
B
0
C
1
D
1.73
3
JEE Main 2021 (Online) 31st August Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The denticity of an organic ligand, biuret is :
A
2
B
4
C
3
D
6
4
JEE Main 2021 (Online) 26th August Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
Indicate the complex/complex ion which did not show any geometrical isomerism :
A
[CoCl2(en)2]
B
[Co(CN)5(NC)]3$$-$$
C
[Co(NH3)3(NO2)3]
D
[Co(NH3)4Cl2]+
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