Discuss efforts to find sustainable alternatives. How does the presence of halogens affect the toxicity of organic compounds

Other groups with specific names are the pnictogens (group 15), chalcogens (group 16), halogens (group 17), and the noble gases (group 18, also known as inert ... The Group 7 elements are also known as the halogens. The three common Group 7 elements are chlorine, bromine and iodine. The word 'halogen' means 'salt former'. ... periodic table. They are known for their high electronegativities, with fluorine being the most electronegative element of all. The reason for this high ... This volume is arranged into two sections: halogens and noble gases. Each one begins with an introduction to its family and is followed by chapters devoted to ... A family of nonmetallic, generally electronegative, elements that form group 17 (formerly group VIIa) of the periodic table. Periodic table properties of halogens. Source publication. Halogen-based hypervalent molecules feature a 3c–4e bonding. These displacement reactions are used to establish an order of reactivity down Group 17 of the periodic table. This series of simple experiments illustrates ... Elements that share similar chemical properties are arranged in vertical columns, called groups or families, in the modern periodic table. For example, the ... A halogen is a chemical element from Group 17 (in the IUPAC convention) (formerly VII, VIIA) of the periodic table, composed of fluorine, chlorine, bromine, ... Astatine • Halogen · Experimental information. N/A · Interpretation of XPS spectra. N/A · About this element Astatine is the heaviest of the halogens and is ...