$d^2sp^3$ hybridisation leads to

Using valence bond theory,explain the following in relation to the complexes given below: $[Mn(CN)_{6}]^{3-}, [Co(NH_{3})_{6}]^{3+}, [Cr(H_{2}O)_{6}]^{3+}, [FeCl_{6}]^{4-}$
$(i)$ Type of hybridisation.
$(ii)$ Inner or outer orbital complex.
$(iii)$ Magnetic behaviour.
$(iv)$ Spin only magnetic moment value.

In Wilkinson's catalyst,the hybridization of the central metal ion and its shape are respectively:

Which from the following statements about $[Co(NH_3)_6]^{3+}$ complex is $NOT$ correct?

Discuss the complex species $[Co(NH_3)_6]^{3+}$ based on Valence Bond Theory.

Which of the following statements is correct?