JEE Main & Advanced
Chemistry
Coordination Chemistry
Question Bank
Critical Thinking Coordination
question_answer
Co-ordination number of \[Fe\] in the complexes \[{{\left[ Fe{{\left( CN \right)}_{6}} \right]}^{4-}},\] \[{{\left[ Fe{{\left( CN \right)}_{6}} \right]}^{3-}}\] and \[{{\left[ FeC{{l}_{4}} \right]}^{-}}\] would be respectively [MP PET 2003]
A)2, 3, 3
B)6, 6, 4
C)6, 3,3
D)6, 4, 6
Correct Answer:
B
Solution :
Co-ordination number is equal to total number of ligands in a complex.