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Merlin891 Merlin891
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4 months ago
Which of these choices is the electron configuration of the iron(III) ion?

▸ [Ar]3 d5

▸ [Ar]4 s13 d5

▸ [Ar]4 s23 d3

▸ [Ar]3 d6

▸ [Ar]4 s23 d9
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
Author:
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heavenlyangelheavenlyangel
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4 months ago
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