The electronic configuration of Sc is
A. [Ar] 3d2 4s2
B. [Ar] 3d1 4s2
C. [Kr] 3d1 4s2
D. [Kr] 3d2 4s1
Answer:B
The electronic configuration of Sc is
A. [Ar] 3d2 4s2 B. [Ar] 3d1 4s2 C. [Kr] 3d1 4s2 D. [Kr] 3d2 4s1