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How many unpaired electrons are there in the following: ( you should do their abbreviated electron configurations first) a) Fe atom b) Cu1+ ion
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have you written their abbreviated electron configurations yet?
I have a) Fe atom [Ar] 3d6 4s2 There are 4 unpaired electrons Cu1+ ion [Ar] 3d10 it has not unpaired electrons just not sure if it is correct?
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