The crystal field configuration of complexes `[Ru(en)_3]Cl_2` and `[Fe(H_2O)_6]^(2+)` respectively is:

The d electron configuration of [Ru (en)_3]Cl_2 and [Fe(H_2O)_6]Cl_2 , respectively are :

The d electron configuration of [Ru (en)_3]Cl_2 and [Fe(H_2O)_6]Cl_2 , respectively are :

Number of stereoisomers possible for the octahedral complex [Co(NH_3)_3 Cl_3] and [Ni (en)_2 Cl_2 ] respectively , are : [en = 1,2 ethylenediamine ]

The total crystal field stabilization energy (CFSE) for the complexes [Co(H_(2)O)_(6)]^(3+) and [CoF_(6)]^(3-) are respectively : (P is the pairing energy)

The coordination polyhedron of the complex [Cr(H_2O)_6]Cl_3 is ……….

With the help of crystal field theory, predict the number of unpaired electrons in [Fe(CN)_6]^(4-) and [Fe(H_2O)_6]^(2+) complex.

With the help of crystal field theory, predict the number of unpaired electrons in [Fe(CN)_6]^(4-) and [Fe(H_2O)_6]^(2+) .