Pyrophosphoric Acid Formula

Pyrophosphate is the conjugate base of Pyrophosphoric Acid and is corrosive as well as toxic in nature. Pyrophosphoric Acid is a medium-strong inorganic hygroscopic by nature and is a colourless as well as odourless chemical. Anions, salts, and esters of pyrophosphoric acid are called pyrophosphates. Let us know the chemical properties of Pyrophosphoric Acid.

Properties Of Pyrophosphate

Chemical formula H4O7P2
Molecular weight 177.973 g/mol
Chemical Name Diphosphoric acid, Pyrophosphoric acid

2466-09-3 Phosphonooxyphosphonic acid

acide pyrophosphorique

Solubility in water soluble
Melting Point 71.5oC
Conjugated base   Pyrophosphate

Pyrophosphoric Acid Structural Formula

Pyrophosphoric Acid has been invented by Mr. Clarke of Glasgow in the year 1827. Pyrophosphoric Acid is an acyclic phosphorus acid anhydride obtained by condensation of two molecules of phosphoric acid. The structural formula of Pyrophosphoric Acid is as shown in the figure below.

Pyrophosphoric Acid Formula

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