Physics, asked by Paneri2304, 5 months ago

explain the gradation in reactivity of halogen family

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Answered by Anonymous

Answer:

All halogens have one electron less in their outermost shell. one shell increses top to bottom.so attraction between nucleus and outermost shell decreases. so in halogens family reactivity decreases from top to bottom. Flourine is most reactive and astatine is least reactive.

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