Q. Which of the following electron configurations is correct for nickel?
A. [Ar] 4s1 3d8
B. [Kr] 4s1 4d8
C. [Kr] 4s1 3d8
D. [Ar] 4s2 3d8
Answer: [Ar] 4s2 3d8
A. [Ar] 4s1 3d8
B. [Kr] 4s1 4d8
C. [Kr] 4s1 3d8
D. [Ar] 4s2 3d8
Answer: [Ar] 4s2 3d8