Saved Bookmarks
| 1. |
Which pair among the following is colourless?(a) Sc3+, Zn2+(b) Ti2, Cu2+(c) Fe3+, Mn2+(d) Fe3+, Cu2+ |
|
Answer» Correct option is (a) Sc3+, Zn2+ Sc3+ - [Ar] Zn2+- 3d10 Both of them have completely filled orbitals. Therefore, both are colourless |
|