163k views
5 votes
17. 1s² 2s² 2p 3s² 3p6 4s² 3d¹0 4p65s¹ symbol?

User Vintesh
by
9.0k points

1 Answer

4 votes
The element is Rubidium so the symbol is Rb!
User Daniel Martin
by
8.1k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.