Biphosphite
Or
Hydrogen Phosphite
HPO3 3minus
Hydrazine
N2H4
Lithium Oxide
Li2O
Potassium Hydroxide
KOH
Bisulfite
Or
Hydrogen Sulfite
HSO3 minus
Cyanate
OCN minus
Oxalate
C2O4 2minus
Peroxide
O2 2minus
Thiocyanate
CNS minus
Acetic Acid
HC2H3O2
Or
CH3COOH
Phosphoric Acid
H3PO4