Search results
Results From The WOW.Com Content Network
Antimony tribromide has two crystalline forms, both having orthorhombic symmetries. When a warm carbon disulfide solution of SbBr 3 is rapidly cooled, it crystallizes into the needle-like α-SbBr 3, which then slowly converts to the more stable β form. [2] Antimony tribromide hydrolyzes in water to form hydrobromic acid and antimony trioxide:
Tribromine octoxide is a binary inorganic compound of bromine and oxygen with the chemical formula Br 3 O 8. [ 1 ] [ 2 ] This is a free radical and one of the most complex bromine oxides . Synthesis
Structure of (PhSb) 6 [5] Distibines are formally Sb II compounds, but feature tricoordinate Sb atoms with a single Sb-Sb bond. They may have interest as thermochromes.For example, tetramethyldistibine is colorless when gas, yellow when liquid, red when solid just below the melting point of 18.5 °C, shiny-blue when cooler, and again yellow at cryogenic temperatures.
Antimony metal is oxidized to antimony(III) oxide in furnaces. The reaction is exothermic. Antimony(III) oxide is formed through sublimation and recovered in bag filters. The size of the formed particles is controlled by process conditions in furnace and gas flow. The reaction can be schematically described by: 4 Sb + 3 O 2 → 2 Sb 2 O 3
The flame retarding effect of antimony trioxide is produced by the formation of halogenated antimony compounds, [76] which react with hydrogen atoms, and probably also with oxygen atoms and OH radicals, thus inhibiting fire. [77] Markets for these flame-retardants include children's clothing, toys, aircraft, and automobile seat covers.
Antimony(V) oxide – Sb 2 O 5; Arsenic trioxide – As 2 O 3; Arsenic(V) oxide – As 2 O 5; Barium oxide – BaO; Beryllium oxide – BeO; Bismuth(III) oxide – Bi 2 O 3; Bismuth oxychloride – BiOCl; Boron trioxide – B 2 O 3; Bromine monoxide – Br 2 O; Carbon dioxide – CO 2; Carbon monoxide – CO; Cerium(IV) oxide – CeO 2 ...
Tribromide is the anion with the chemical formula Br 3 −, or salts containing it: . Tetrabutylammonium tribromide; Tetrabromophosphonium tribromide; Pyridinium perbromide; Sodium and potassium tribromides can be prepared by reacting NaBr or KBr with aqueous bromine.
Arsenic trioxide powder.. Compounds of arsenic resemble in some respects those of phosphorus which occupies the same group (column) of the periodic table.The most common oxidation states for arsenic are: −3 in the arsenides, which are alloy-like intermetallic compounds, +3 in the arsenites, and +5 in the arsenates and most organoarsenic compounds.