Halogen | Elements, Examples, Properties, Uses, & Facts | Britannica
网页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 …
Halogen - Wikipedia
网页The halogens (/ ˈ h æ l ə dʒ ə n, ˈ h eɪ-,-l oʊ-,-ˌ dʒ ɛ n / [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 ...
Halogen Elements – List and Facts - Science Notes and Projects
网页2020年10月10日 · 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.
Halogen Elements and Properties - ThoughtCo
网页2019年11月6日 · 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.
List of Halogens (Element Groups) - ThoughtCo
网页2024年7月30日 · The halogens are highly reactive nonmetallic elements. They commonly form ionic bonds with metals and covalent bonds with other nonmetals. The halogens are the only group of elements that include elements in all of the three main states of matter: gases, liquids, and solids.
Group 17: General Properties of Halogens - Chemistry LibreTexts
网页2023年6月30日 · 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 summary | Britannica
网页halogen , Any of six nonmetallic element s— 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.
Group 7 - the halogens - Edexcel Physical properties of the halogens …
网页Learn about and revise the halogens in group 7 of the periodic table with this BBC Bitesize GCSE Combined Science (Edexcel) study guide.
What are halogen elements? | Britannica - Encyclopedia Britannica
网页The halogen elements are the six elements in Group 17 of the periodic table. Group 17 occupies the second column from the right in the periodic table and contains fluorine (F), chlorine (Cl), bromine (Br), iodine (I), astatine (At), and tennessine (Ts).
10.1: The Group 17 Elements- The Halogens - Chemistry LibreTexts
网页The physical properties of the halogens (Table \(\PageIndex{4}\)) encompasses gases (F 2 and Cl 2), a liquid (Br 2), a non-metallic solid (I 2), and a metallic metal (At).