1
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The theory that can completely/properly explain the nature of bonding in [Ni(Co)4] is :
A
Wemer's theory
B
Valence bond theory
C
Crystal field theory
D
Molecular orbital theory
2
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
The IUPAC name of complex [Pt(NH3)2Cl(NH2CH3)]Cl is:
A
Diamminechlorido (methanamine) platinum(II)chloride.
B
Biasmmine (methanamine)chlorido platinum(II)chloride.
C
Diamminechlorido (amminomethane) platinum(II) chloride.
D
Diammine (methanamine) chlorido platinum(II)Chloride.
3
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
4
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
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