Problem: What is the electron configuration of Ni 2+?a) [Ar] 3d6 4s2b) [Ar] 3d7 4s1c) [Ar] 3d8d) [Ar] 3d8 4s2e) [Ar] 3d8 4s1

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What is the electron configuration of Ni 2+?

a) [Ar] 3d6 4s2

b) [Ar] 3d7 4s1

c) [Ar] 3d8

d) [Ar] 3d8 4s2

e) [Ar] 3d8 4s1

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