Halogen | Elements, Examples, Properties, Uses, & Facts
WEBHalogen, 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 …
Halogen - Wikipedia
WEBThe halogens ( / ˈhælədʒən, ˈheɪ -, - loʊ -, - ˌdʒɛn / [1] [2] [3]) are a group in the periodic table consisting of six chemically related elements: fluorine (F), chlorine (Cl), bromine (Br), iodine (I), and the radioactive elements astatine (At) and tennessine (Ts), though some authors [4] would exclude tennessine as its chemistry is unknown an...
Halogen Definition & Meaning - Merriam-Webster
WEBThe meaning of HALOGEN is any of the five elements fluorine, chlorine, bromine, iodine, and astatine that form part of group VIIA of the periodic table and exist in the free state normally as diatomic molecules. How to use halogen in a sentence.
Group 17: General Properties of Halogens - Chemistry LibreTexts
WEBJun 30, 2023 · Group 17: General Properties of Halogens. 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 - List and Facts - Science Notes and Projects
WEBOct 10, 2020 · 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.
6.12: Halogens - Chemistry LibreTexts
WEBSep 20, 2022 · Summary. The halogens all have seven electrons in their outer shells. The electron configuration in the outer shell is ns2np5 n s 2 n p 5. As the atomic number increases, the reactivity of the halogens decreases. Fluorine and chlorine exist as gases at room temperature, while bromine is a liquid, and iodine is a solid.
Halogen Elements and Properties - ThoughtCo
WEBNov 6, 2019 · The halogens are a group of elements on the periodic table. It is the only element group that includes elements capable of existing in three of the four main states of matter at room temperature: solid, liquid, and gas. The word halogen means "salt-producing," because halogens react with metals to produce many important salts.
halogen summary | Britannica
WEBhalogen , Any of six nonmetallic elements—fluorine, chlorine, bromine, iodine, astatine, and element 117—with similar chemical properties. They occur in the second rightmost column of the periodic table as usually arranged.
4.6: Halogens and Halides - Chemistry LibreTexts
WEB6 days ago · The origin of halogen is the Greek word meaning the production of salt by direct reaction with a metal. Since their reactivity is very high, halogens are found in nature only as compounds. The basic properties of halogens are shown in Table 4.6.6 4.6. 6 and Table 4.6.7 4.6. 7.
List of Halogens (Element Groups) - ThoughtCo
WEBAug 2, 2021 · The halogens are the only group of elements that include elements in all of the three main states of matter: gases, liquids, and solids. List of Halogens. Depending on who you ask, there are either 5 or 6 halogens. Fluorine, chlorine, bromine, iodine, and astatine definitely are halogens.
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