What is the ground state shorthand notation for iron (Fe)?

Question

asked Feb 6, 2019 56.0k views

1 Answer

NJE · Answer 1 · 2019-02-13T05:56:27+0000

Answer:For Fe

Z=26

Step-by-step explanation:

1s2 2s2 2p6 3s2 3p6 4s2 3d6

Are there 26 electrons here? Why should there be 26?

So going back to the inert gas, argon ( Z=18 ), we get

[Ar] 4s2 3d6

Make sure to check your work by counting the electrons you have