Question

Octahedral structure is shown by

• A. nickel carbonyl
• B. cuprammonium ion
• C. ferrocyanide ion
• D. argentocyanide ion.

Answer 1

Answer: (C)

ferrocyanide ion

Answer 2

Argentocyanide ion: ${ [Ag (CN)_2 ]^-}$ {\underset{\text{sp-hybridisation Linear}}{ {[CN -Ag-CN]^-}}}