Brom

…Periodic table element symbol = Br Atomic number = 35 Atomic weight = 79.904 Abundance in the earth's crust = 2.5 ppm (48th place) Abundance ratio of stable nuclides ⁷⁹ Br = 50.52%, ⁸¹ Br = 49.48% Melting point = -7.2°C Boiling point = 58.8°C Specific gravity of liquid = 3.10 (25°C) Gas density = 5.480g/ l (87.7°C, 1 atm) Critical temperature = 311°C Critical pressure = 102 atm Solubility in water = 3.58g/100ml ( 20°C) Electron configuration = [Ar] 3d ¹⁰ 4s ² 4p ⁵ Main oxidation number = -I, I, V One of the halogen elements belonging to group VIIB of the periodic table. …

*Some of the terminology that mentions "Brom" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…周期表元素記号＝Br　原子番号＝35原子量＝79.904地殻中の存在度＝2.5ppm(48位)安定核種存在比　⁷⁹Br＝50.52％，⁸¹Br＝49.48％融点＝－7.2℃　沸点＝58.8℃液体の比重＝3.10(25℃)気体の密度＝5.480g/l(87.7℃，1気圧)臨界温度＝311℃　臨界圧＝102気圧水に対する溶解度＝3.58g/100ml(20℃)電子配置＝［Ar］3d¹⁰4s²4p⁵おもな酸化数＝－I，I，V周期表VIIB族に属するハロゲン元素の一つ。…

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出典｜株式会社平凡社世界大百科事典 第２版について | 情報