In Co-ordination compound s. [Cr (en)3 ]...

In Co-ordination compound s. `[Cr (en)_3 ][CrF_6]`

A

a)ligand is en (ethylenediamine )

B

b)Oxidation state of central atom is +3

C

c)Central metal is Cr (in anionic complex )

D

d)Cation complex is ` [Co(NH_3) _4Cl_2]^(+) `

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The correct Answer is:

D

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