Entry Test MCQ :: Transition Elements

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K2 (Cu(CN)4) which one is correct

[A].	Potassium tetra cyano cupperate	[B].	Co-ordination number is 2
[C].	Ligand is positively charged	[D].	Central atom is present in avionic sphere

Answer: Option D

saba said:

why a optton is cnsidered as wrong ???