Question

1) What is the electron configuration of the element with 27 protons?

2) How many electrons are in the highest energy orbital of the element copper?



Please explain and show your work :) Thanks!

Answer 1

1) cobalt u can tell bc on a periodic table there is a small number that on cobalt is 27.

2) think that would be 11 bc in the 4th shell there can be up to 18 electrons