arthurkwadwoamponsah arthurkwadwoamponsah

06-12-2020
Chemistry

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please can someone explain the reason Iron has 2 or 3 valence electrons

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ANGELgabby ANGELgabby

06-12-2020

Answer: The electronic configuration of iron is: Ar3d64s2. the two electrons in the 4s orbital are paired, and two of the electrons in the 3d orbitals are paired leaving four unpaired electrons.

Explanation:

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