Iron
Fe
Nitrate
NO??
Scandium
Sc
Titanium
Ti
Vanadium
V
Chromium
Cr
Manganese
Mn
Cobalt
Co
Nickel
Ni
Copper
Cu
Zinc
Zn
Gallium
Ga
Germanium
Ge
Arsenic
As
Selenium
Se
Bromine
Br
Krypton
Kr
Rubidium
Rb
Strontium
Sr
Yttrium
Y
Zirconium
Zr
Phoshpate
PO? �?
Hydroxide
OH �?
Ammonium
NH?�?
Bicarbonate
HCO?�?
Carbonate
CO??�
Sulfate
SO??�
SIlver
Ag
Iodine
I
Barium
Ba
Mercury
Hg
Gold
Au