Chemistry, asked by aayushdubey2604, 2 months ago

gradation in hologen family

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Answered by sangitapatil4006

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.

The group collectively is called halogen family. All halogens precede the noble gases in the periodic table because their outermost shell.

Explanation:

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gradation in hologen family​

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gradation in hologen family