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Astatine bromide is produced by the reaction of astatine with an aqueous solution of iodine monobromide: At 2 + 2 IBr → 2 AtBr + I 2 [ 1 ] Astatine bromide also can produce by reacting elemental astatine and bromine : [ 2 ]
Most of the organic chemistry of astatine is analogous to iodine. [14] Astatine can replace a hydrogen atom in benzene to form astatobenzene C 6 H 5 At; this may be oxidized to C 6 H 5 AtCl 2 by chlorine. By treating this compound with an alkaline solution of hypochlorite, C 6 H 5 AtO 2 can be produced. [31]
It is created according to the following equation: Br 2 (l) + F 2 (g) → 2 BrF(g) Bromine monofluoride dissociates like this: 3 BrF → Br 2 + BrF 3 Astatine chloride Astatine bromide Astatine iodide. Iodine monofluoride (IF) is unstable and decomposes at 0 °C, disproportionating into elemental iodine and iodine pentafluoride.
A classical example of a word equation is the commutation equation =, in which is an unknown and is a constant word. It is well-known [ 4 ] that the solutions of the commutation equation are exactly those morphisms h {\displaystyle h} mapping x {\displaystyle x} to some power of w {\displaystyle w} .
The problems caused by radiation damage as well as difficulties in separation and identification are worse for organic astatine derivatives than for inorganic compounds. Most studies of organoastatine chemistry focus on 211 At (half-life 7.21 hours), which is the subject of ongoing studies in nuclear medicine: it is better than 131 I at ...
Astatine-218 was the first astatine isotope discovered in nature. [113] Astatine-219, with a half-life of 56 seconds, is the longest lived of the naturally occurring isotopes. [6] Isotopes of astatine are sometimes not listed as naturally occurring because of misconceptions [103] that there are no such isotopes, [114] or discrepancies in the ...
Potassium bromide (K Br) is a salt, widely used as an anticonvulsant and a sedative in the late 19th and early 20th centuries, with over-the-counter use extending to 1975 in the US. Its action is due to the bromide ion (sodium bromide is equally effective). Potassium bromide is used as a veterinary drug, in antiepileptic medication for dogs.
Chemical formula Synonyms CAS number Ac 2 O 3: actinium(III) oxide: 12002-61-8 AgBF 4: Silver tetrafluoroborate: 14104-20-2 AgBr: silver bromide: 7785-23-1 AgBrO: silver hypobromite: AgBrO 2: silver bromite: AgBrO 3: silver bromate: 7783-89-3 AgBrO 4: silver perbromate: AgCl: silver chloride: 7783-90-6 AgCl 3 Cu 2: dicopper silver trichloride ...