Nickel atom can lose two electrons to form Ni^(2+) ion. The atomic number of nickel is 28. From which orbital will nickel lose two electrons

Nickel atom can lose two electrons to form Ni^(2+) ion. The atomic num

1.	Nickel atom can lose two electrons to form Ni^(2+) ion. The atomic number of nickel is 28. From which orbital will nickel lose two electrons
Answer» Solution :`._(28)Ni = [Ar]^(18) 3d^(8) 4S^(2)`. To form `Ni^(2+)` ION, it will lose ELECTRONS from 4s