- not well defined.) For example, pyrophosphoric,
triphosphoric and
tetraphosphoric acids can be
obtained by the
reactions 2 H 3 PO 4 ⟶ H 4 P 2 O 7 + H...
- with five
acidic hydrogens.
Forms triphosphates or tripolyphosphates.
Tetraphosphoric acid, H 6P 4O 13 (or (HO) 2P(–O–P(OH))2–O–P(OH) 2), with six acidic...