question_answer

Among \[{{\left[ Fe{{\left( {{H}_{2}}O \right)}_{6}} \right]}^{3+}},\]\[{{\left[ Fe{{\left( CN \right)}_{6}} \right]}^{3-}},\] \[{{\left[ Fe{{\left( Cl \right)}_{6}} \right]}^{3-}}\]species, the hybridisation state of the Fe atom are, respectively.

A)  \[{{d}^{2}}s{{p}^{3}},{{d}^{2}}s{{p}^{3}},s{{p}^{2}}{{d}^{2}}\]

B) \[s{{p}^{3}}{{d}^{2}},{{d}^{2}}s{{p}^{3}},{{d}^{2}}s{{p}^{3}}\]

C) \[s{{p}^{3}}{{d}^{2}},{{d}^{2}}s{{p}^{3}},s{{p}^{3}}{{d}^{2}}\]

D)  None of the above

Correct Answer: C

Solution :