Question

What is the ground-state electron configuration of a neutral atom of nickel?

Answer 1

`["Ar"]"3d"^8"4s"^2"`

Explanation:

The ground state electron configuration of a neutral nickel atom is `["Ar"]"3d"^8"4s"^2"`. This data comes from the NIST Atomic Spectra Database. NIST is the National Institute of Standards and Technology (United States). https://physics.nist.gov/cgi-bin/ASD/ie.pl