5. Rubidium (RD) a) Orbital Notation: (see below)
20 o a
OOO O
b) Electron Configuration:
6. Please identify each element associated with the orbital notation or electron configuration. Note:
One "slash" is one electron, two "slashes" are two electrons.
5
a) 1s 2s?
b) 152 2s 2p
c) 1s 2s? 2p 3s
d) 15
2s
2p
3s