

InterviewSolution
Saved Bookmarks
1. |
Which of the following pair of elements has `(n-1) d^10 ns^2` electronic configuration ?A. Fe, Co, NiB. Cu, Ag, AuC. Zn, Cd, HgD. Sc, Y, La |
Answer» Correct Answer - C `Zn-3d^10 4s^2 , Cd-4d^(10) 5s^2 , Hg- 5d^10 6s^2` `therefore (n-1) d^10 ns^2` |
|