Fluorine is the first element in the halogen group. Metalloids are generally less reactive than metals and nonmetals. Only fluorine is more reactive among non-metallic elements. At standard pressure and temperature, fluorine is a pale yellow, poison gas that should not be handled by a non-professional and should certainly not be inhaled or ingested. As you go down the halogens, from fluorine to astatine, the elements become darker in colour and have a higher boiling point. Fluorine, whose atomic number is 9, is a violently reactive element. GROUP 7 ELEMENTS Q1. With group 7 elements, the outer shell has 7 electrons. Fluorine is the most reactive non-metal because it is the most electronegative of all of the non-metal elements of the periodic table. Fluorine is the most electronegative element in the periodic table. The graph shows the boiling points of the halogens. The diagrams show the electron arrangements of the two atoms. What is most reactive element in Group 7? Lanthanoids . The halogens get less reactive – fluorine, top of the group, is the most reactive element known. sunflowergirl6664. Group 7 elements form salts when they react with metals. 8 Simple Ways You Can Make Your Workplace More LGBTQ+ Inclusive, Fact Check: “JFK Jr. Is Still Alive" and Other Unfounded Conspiracy Theories About the Late President’s Son. in their outer shell (insert diagram or prop to show what the outer shell signifies).Fluorine has a higher electronegativity than Chlorine … Simply put, this means that out of all of the non-metal elements, Fluorine is the most likely to attract electrons. Because of its high chemical reactivity, barium is never found in nature as a free element. © AskingLot.com LTD 2021 All Rights Reserved. * In the context of organic SN1 reactions, the reactivity is R−F[math]R−F[/math] (least)
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