Table and GroupsThe video below gives a thorough and somewhat boring overview of the organization of the periodic table.
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Reactivity of the HalogensThe video below highlights the reactivity of the halogens. This is significantly more exciting than the video to the left. (Safety Note: DO NOT try to replicate any of the experiments shown in this video as all of the gases used would destroy the inner lining of your lungs if inhaled.)
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