Answer :
A Co3+ ion has the ground-state electron configuration 1s2 2s2 2p6 3s2 3p6 3d6.
Cu2+ has the electronic structure [Ar]3d9.
A Ag+ ion's electron configuration would be [Kr]4d10.
How is the electron configuration determined?
The shell number (n), kind of orbital, and superscript indicating the number of electrons in the orbital are the first three symbols used to represent the electron configuration. On the periodic chart, for instance, you can see that oxygen has eight electrons.
Which three electron configuration rules apply?
When writing electrical setup, there are three rules to follow: the Aufbau idea. The Pauli exclusion rule. Hound's Law.
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