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What is the electron configuration of iron (ii) ion?

1 Answer

Aug 20, 2016

Of #Fe^(2+)#......?

Explanation:

For #"iron, "Z=26#. For #Fe^(2+)# we must thus accommodate #26# electons:

#Fe: [Ar]4s^(2)3d^(6)#

#Fe^(2+): [Ar]3d^(6)#

What about #Fe^(3+)#?

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