H
hydrogen
Be
beryllium
N
nitrogen
Ne
neon
Al
aluminum
S
sulfur
K
potassium
Ti
titanium
Mn
manganese
Ni
nickel
Br
bromine
Sr
strontium
Cd
cadmium
Xe
xenon
Pt
platinum
Pb
lead
Ra
radium
He
helium
B
boron
O
oxygen
Na
sodium
Si
silicon
Cl
chlorine
Ca
calcium