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1
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
2
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 ...
3
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 ...
4
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 ...
5
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. ...
6
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, ...
7
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 ...
8
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 ...
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
Chemistry of the Elements
In fact, as shown in Table 12.7, isomeric forms are known: (a) hypophosphoric
acid and hypophosphates in which both P atoms are identical and there is a
direct P—P bond; (b) isohypophosphoric acid and isohypophosphates in which 1
P ...
N. N. Greenwood, A. Earnshaw, 1997
