H
Hydrogen
He
Helium
Fe
Iron
N
Nitrogen
Na
Sodium
F
Fluorine
Li
Lithium
C
Carbon
CO2
Carbon dioxide
O
Oxygen
Mg
Magnesium
Al
Aluminum
K
Potassium
KF
Potassium fluoride
Ca
Calcium
CaF2
Calcium fluoride
CaSO4
Calcium sulfate
NaNO3
Sodium nitrate
CaS
Calcium sulfide
Na3N
Sodium nitride
Diatomic elements
H2, N2, O2, F2, Cl2, Br2, I2