Element Name and Symbols
O
Oxygen
Group 1a
What is alkali metals
Copper (II) chloride
What is CuCl2
Group 2a
What is alkaline earth metals
Sodium sulfide
What is Na2S
KBr
What is Potassium bromide
Iron (III) fluoride
What is FeF3
Bromine
Br
Group 8a
What is a noble gas
Calcium oxide
What is CaO
CaCl2
What is Calcium chloride
Ni2O3
What is Nickel (III) oxide
Sodium
Na
Group 7a
What is halogens
Aluminum oxide
What is Al2O3
Cu2O
What is Copper (I) oxide
K
Potassium
Groups 3-12
transition metals
Magnesium nitride
What is Mg3N2
Ag2S
What is Silver sulfide
PbO2
What is Lead (IV) oxide