Mg
magnesium
K
potassium
P
phosphorus
Cr
chromium
U
uranium
Al
aluminum
He
helium
Ca
calcium
F
fluorine
Ni
nickel
Pb
lead
Fe
iron
Cu
copper
C
carbon
N
nitrogen
Si
silicon
Na
sodium
Li
lithium
S
sulfur
I
iodine
Au
gold
Br
bromine
Cl
chlorine
H
hydrogen