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1
Concise Encyclopedia Chemistry
Hypophosphates: the salts of Hypophosphoric acid (see). Hypophosphites: the
salts of Hypophosphorous acid (see). Hypophosphoric acid, hypodiphosphoric
acid: H4P,O6 • 2H2O, deliquescent, water-soluble rhombic crystals; M, 198.01,
m.p. ...
2
Chemistry Of P-Block Elements
II. II. II. o. o. o. HYPOPHOSPHORIC ACID, H4 P2 O6 Hypophosphoric acid can be
prepare by oxidizing phosphorus acid with iodine. 2H3 PO3 + I2 -> H4 P2 O6 +
2HI It can also be prepared by hydrolysis and oxidation of red phosphorus by ...
M. Satake & S.A. Iqbal, M. Satake, 2003
3
Comprehensive Inorganic Chemistry
Moreover, the effect COOH CO-, CO2- I CH2 CH2 OH OH COOH CO2H CO,
Carbonic acid Ethane -1,2 dicarboxylic acid Hypophosphoric acid Fig. 5.7. The
structures of some polyprotic acids. Fig. 5.8 clearly depends on the distance apart
of ...
4
Phosphorus: Chemistry, Biochemistry and Technology, Sixth ...
(a) (b) (C) ,0 H0 — P =0 H —P go \0 {$0} (5-239) OH n (HP0,),, + nH,O I nH,PO, (
5.240) Hypophosphoric acid, H4P206, mp I 54°C, is usually prepared by the
oxidation of finely divided red phosphorus with sodium chlorite at room
temperature ...
5
The Complete Book on Electroplating & Allied Chemicals
2 H2PO3 H3PO3 + HPO3 Action on Water—Above 30°C., hypophosphoric
acid is decomposed by water, the reaction being unimolecular. H4P2O6 + H2O
H3PO3 + H3PO4 Action on Halogens—Bromine reacts with hypophosphates to ...
6
Competition Science Vision
The thermal decomposition of ammonium dichromate gi%ves dinitrogen as —
Cr2O3 + 4H2O + N2T 17. H2O2 is reduced by lead sulphide as — PbS + 4H2O2
-> PbSO4 + 4H2O Black White 19. Hypophosphoric acid and pyro- phosphoric ...
7
Course In Chem For Iit-Jee 2010
The strucuture of hypophosphoric acid is HO — P — O — P — OH I I OH OH 62.
Hypophosphoric acid produces phosphorous and metaphosphoric acids on
heating. 63. Hypophosphoric acid is a reducing agent. 64. Hypophosphoric acid
on ...
8
Toxic Substances Control Act (TSCA) Chemical Substance ...
... BrHO Hypoglicil [968-81-0] 015H20N204S Hypophosphoric acid [7803-60-3]
H406P2 Hypophosphoric acid, disodium salt [7782-95-8] 11406P2.2Na
Hypophosphoric acid, tetramethyl ester [15103-99-8] 04H1206P2
Hypophosphoric acid, ...
9
Aieee Chemistry In 30 Days
In which of the following acids, P — P bond is present? (a) Hypophosphoric acid (
b) Pyrophosphoric acid (c) Orthophosphoric acid (d) Polymetaphosphoric acid 37
. Which of the following formulae represents hypophosphoric acid? (a) H3P03 ...
10
Encyclopedia of the Alkaline Earth Compounds
All alkaline earths hypophosphates are insoluble. Hypophosphoric acid has far
less reducing power than phosphorous acid, and it is hydrolyzed in strong acid
solution at elevated temperature to phosphorous and phosphoric acid: H4P2O6 þ
...
