Explain the trend in reactivity of halogens. What are some less common or synthetic halogen elements

The five halogens are non-metallic elements which are found in group 17 on the periodic table. Halogen actually means salt former. Buy The Periodic Table of Elements - Halogens, Noble Gases and Lanthanides and Actinides Children's Chemistry Book (Paperback) at Walmart.com. Jun 8, 2020 ... 2. Where are the alkali metals and the halogens located on the periodic table? 3. On the following list of elements, circle the symbols of the ... THE METALS!! Page 16. Alkali Metals. ○ Group 1 on periodic table. ○ Very reactive. ○ Soft solids. ○ Readily combine with halogens. ○ Tendency to lose one ... Halogens are a group of elements found in Group 17 of the periodic table. They include: Fluorine (F); Chlorine (Cl); Bromine (Br); Iodine (I); Astatine (At) ... Explain some trends when going down Group 7 of Halogens in the Periodic Table. Going down Group 7 in the period table, the mass number increases, so the ... Nov 28, 2024 ... Halogen properties are identified by their outer shell — each halogen element has seven valence electrons in its outer shell ... Jun 6, 2015 ... Electron affinities of the chalcogens and halogens · The general trend for electron affinity down the group is that it decreases because of the ... Halogens can be defined as elements that form salts when they react with metals. There are six halogens- fluorine, chlorine, bromine, iodine, astatine, and ... Mar 18, 2025 ... 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 ...