WebIn Group 7, the reactivity of the elements decreases going down the group. AQA Combined science: Synergy. 4.5 Building blocks for understanding. 4.5.1 The periodic table. 4.5.1.5 Group 7. Explain how the observed simple properties of Group 7 depend on the outer shell of electrons of the atoms and predict properties from given trends down the group. WebA level chemistry AQA specification: 3.2.5 Group 7(17), the Halogens - Trends in the reducing abilities of the halide ions quick jump menu Unit 1 notes Unit 2 notes Unit 3 experimental Unit 4 notes Unit 5 notes Unit 6 experimental
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WebProperties of the group 7 elements. As you go down the halogens, from fluorine to astatine, the elements become darker in colour and have a higher boiling point. ... Explanation for trends in reactivity. The group 7 elements want to gain one more electron so that they have a stable electronic structure. WebReactivity increases down group 1 as the outer shell becomes further away from the nucleus so the electron is easily lost have lower melting and boiling points/higher RAM as you go … hanwha-security
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