22.5k views
22 votes
Determing Valence Electrons

Use your periodic table to determine the correct number of valence electrons for the elements below
Element
Group Number
Valence
Electrons
Period
Energy Levels
+
Cesium (Cs)
lodine 0
Arsenic (As)
Gallium (Ga)

User Arcticfox
by
3.2k points

1 Answer

4 votes
Gallium ( Ga ) is the answer
User Nikk
by
3.8k points