(i) What type of isomerism is shown by the complex `[Cr(H_(2)O)_(6)]Cl_(3)`?
(ii) On the basis of crystal field theory, write the electronic configuration for `d^(4)` ion if `Delta_(0)gtP.`
(iii) Write the hybridization and shape of `[CoF_(6)]^(3-)`. (Atomic number of Co=27)