1
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The coordination numbers of Co and Al in [Co(Cl)(en)2]Cl and K3[Al(C2O4)3], respectively, are : (en = ethane-1, 2-diamine)
A
3 and 3
B
6 and 6
C
5 and 3
D
5 and 6
2
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The compound used in the treatment of lead poisoning is :
A
desferrioxime B
B
Cis-platin
C
D-penicillamine
D
EDTA
3
JEE Main 2019 (Online) 12th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The complex ion that will lose its crystal field stabilization energy upon oxidation of its metal to +3 state is : JEE Main 2019 (Online) 12th April Morning Slot Chemistry - Coordination Compounds Question 201 English
A
[Fe(phen)3]2+
B
[Zn(phen)3]2+
C
[Co(phen)3]2+
D
[Ni(phen)3]2+
4
JEE Main 2019 (Online) 12th April Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Complete removal of both the axial ligands (along the z-axis) from an octahedral complex leads to which of the following splitting patterns? (relative orbital energies not on scale).
A
JEE Main 2019 (Online) 12th April Morning Slot Chemistry - Coordination Compounds Question 200 English Option 1
B
JEE Main 2019 (Online) 12th April Morning Slot Chemistry - Coordination Compounds Question 200 English Option 2
C
JEE Main 2019 (Online) 12th April Morning Slot Chemistry - Coordination Compounds Question 200 English Option 3
D
JEE Main 2019 (Online) 12th April Morning Slot Chemistry - Coordination Compounds Question 200 English Option 4
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