Search results
Results from the WOW.Com Content Network
Phosphorous acid (or phosphonic acid) is the compound described by the formula H 3 PO 3. ... (OH) 2 has tetrahedral geometry about the central phosphorus atom, ...
Since the ends are condensed, its formula has one less H 2 O (water) than tripolyphosphoric acid. The general formula of a phosphoric acid is H n−2x+2 P n O 3n−x+1, where n is the number of phosphorus atoms and x is the number of fundamental cycles in the molecule's structure; that is, the minimum number of bonds that would have to be ...
Phosphoric acid (orthophosphoric acid, monophosphoric acid or phosphoric(V) acid) is a colorless, odorless phosphorus-containing solid, and inorganic compound with the chemical formula H 3 P O 4. It is commonly encountered as an 85% aqueous solution , which is a colourless, odourless, and non- volatile syrupy liquid.
Phosphoryl chloride (commonly called phosphorus oxychloride) is a colourless liquid with the formula P O Cl 3. It hydrolyses in moist air releasing phosphoric acid and fumes of hydrogen chloride. It is manufactured industrially on a large scale from phosphorus trichloride and oxygen or phosphorus pentoxide. [4] It is mainly used to make ...
Acid or hydrogen phosphites are called hydrogenphosphonates or acid phosphites. IUPAC recommends the name hydrogenphosphonates). They are anions HP(O) 2 OH −. A typical derivative is the salt [NH 4][HP(O) 2 OH]. [7] [6] Many related salts are known, e.g., RbHPHO 3, CsHPHO 3, TlHPHO 3. These salts are prepared by treating phosphorous acid with ...
The pattern also applies to several phosphorus compounds including phosphorous acid, which forms complexes as P(OH) 3. The complex platinum pop is one example. The Kläui ligand is the anion {(C 5 H 5)Co[(CH 3 O) 2 PO] 3} −. It is derived from the trimethylphosphite ligand by dealkylation.
They can be considered as esters of an unobserved tautomer phosphorous acid, H 3 PO 3, with the simplest example being trimethylphosphite, P(OCH 3) 3. Some phosphites can be considered esters of the dominant tautomer of phosphorous acid (HP(O)(OH) 2). The simplest representative is dimethylphosphite with the formula HP(O)(OCH 3) 2. Both classes ...
Isohypophosphoric acid is a structural isomer of hypophosphoric acid in which one phosphorus has a hydrogen directedly bonded to it and that phosphorus atom is linked to the other one by an oxygen bridge to give a phosphorous acid/phosphoric acid mixed anhydride. The two phosphorus atoms are in the +3 and +5 oxidation states, respectively.