Different between halogens and alkali metal
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halogen are highly electronegative
alkali metals are highly electropositive
halogen have 7 Valence electron
alkali metal have 1 Valence electron
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Alkali metals are metals and they have 1 electrons in their outermost shell. They are all electropositive in nature. They belong to 1st group. Li, Na,K,Rb, Cs and Fr are called alkali metals.
Halogens are nonmetals and they have 7 electrons in their outermost shell. They are all highly electronegative in nature. They belong to 17th group of the periodic table. F, Cl,Br,I, At are halogens
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