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

Answer 1

Ellie Andrews

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

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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Answer 2

Axel Alvarado

The electron configuration of iron (II) ion (Fe^2+) is [Ar] 3d^6.

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Answer 3

Cooper Anderson

The electron configuration of iron(II) ion (Fe^2+) is [Ar] 3d^6.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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