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Group 17: General Properties of Halogens - Chemistry LibreTexts
The halogens are located on the left of the noble gases on the periodic table. These five toxic, non-metallic elements make up Group 17 of the periodic table and consist of: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and astatine (At).
Halogen | Elements, Examples, Properties, Uses, & Facts
Halogen, any of the six nonmetallic elements that constitute Group 17 (Group VIIa) of the periodic table. The halogen elements are fluorine (F), chlorine (Cl), bromine (Br), iodine (I), astatine (At), and tennessine (Ts). Learn more about the properties of halogens in this article.
卤素 - 维基百科,自由的百科全书
鹵素 (英語: Halogen )是指在 元素週期表 中同屬第17 族 (舊稱 ⅦA族 )的六種 元素 : 氟 (F)、 氯 (Cl)、 溴 (Br)、 碘 (I)、 砈 (At)和 鿬 (Ts),砈和 鿬 有極強 放射性 ,且 鿬 屬於 人造元素 。 鹵素是類 化學性質 非常活潑的元素,能和許多 金属 形成 盐类 。 鹵素 原子序 越大, 熔 沸点 越高; 電負度 與 第一游離能 越低,越不 活潑 ; 常温常压 (300 K 、10萬 Pa )的 密度 越高。 卤族是唯一在常溫常壓有固液气三态元素的族。 在 标准状况 , 氟 和 氯 是 气体 , 溴 是 液体 , 碘 、 砈 、 鿬 [1] 是 固体 。 历史. 含氟矿物 萤石 在1529年就已知。
Halogen Elements - List and Facts - Science Notes and Projects
The halogens are a periodic table group of elements. They are found on the righthand side of the periodic table, just to the left of the noble gas group. The halogens are group VII or 7 in older nomenclature and group 17 in modern IUPAC nomenclature. Here is a list of the halogens and a look at their properties, uses, and biological role.
List of Halogens (Element Groups) - ThoughtCo
Anne Marie Helmenstine, Ph.D. Updated on August 02, 2021. The halogen elements are located in group 17 or VIIA of the periodic table, which is the second-to-last column of the chart. This is a list of elements that belong to the halogen group and a look at the properties that they share in common.
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