Element
Magnesium
Mg
Na
Sodium
Oxygen
O
Sulfur
Tin
Sn
Selenium
Se
Si
Silicon
Boron
B
Xe
Xenon
Helium
He
Indium
In
Kr
Krypton
Iodine
I
K
Potassium
Carbon
C
Neon
Ne
Ca
Calcium
Lithium
Li
Po
Polonium
Aluminium
Al
Radon
Rn
F
Fluorine
Chlorine
Cl
Ra
Radium
Argon
Ar