MCQ
Find out the correct pair :
- ✓$\left[ Fe ( CN )_6\right]^{3-},\left[ CO F _6\right]^{3-}$
- B$\left[ Ni ( CN )_4\right]^{2-},\left[ Ni ( CO )_5\right]$
- C$\left[ Fe F F _6,\left[ CO F _6\right]^{3-}\right.$
- D$\left[ Cu Cl Cl _2\right],\left[ Hgl _3\right]^{-}$