MCQ
Main product of following reaction will be


- A

- B

- ✓

- D








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$(i)$ $\left[ M ( NCS )_{6}\right]^{(-6+ n )}$
$(ii)$ $\left[ MF _{6}\right]^{(-6+ n )}$
$(iii)$ $\left[ M \left( NH _{3}\right)_{6}\right]^{ n ^{+}}$

Which of the following statements is true ?
(At. nos. $Mn = 25, Fe = 26, Co = 27, Ni = 28$)