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Question: Answered & Verified by Expert
If an iron (III) complex with the formula \(\left[\mathrm{Fe}\left(\mathrm{NH}_3\right)_x(\mathrm{CN})_y\right]^{-}\)has no electron in its \(e_g\) orbital, then the value of \(x+y\) is
ChemistryCoordination CompoundsJEE MainJEE Main 2024 (04 Apr Shift 2)
Options:
  • A 4
  • B 5
  • C 6
  • D 3
Solution:
1508 Upvotes Verified Answer
The correct answer is: 6
Complex is
$\begin{aligned} & x=2 \\ & y=4 \\ & \text { so } x+y=6\end{aligned}$

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