MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Inorganic Chemistryd and f Block elementsEx :O O
Which of the following electronic configurations represents Fe3+ ?
A.[Ar]3d64s2 (b) [Ar]3d54s1
C.[Ar]3d54s2 (d) [Ar]3d54s0
Explanation
3 5 0 Fe 3d 4s ->
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