taylorrcho153 taylorrcho153

22-06-2018
Chemistry

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All of the halogens, group 17, have seven valence electrons. which of these would represent the oxidation number of the halogens such as chlorine and bromine?

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olabido olabido

22-06-2018

it depends if it occurs naturally it has oxidation number of 0
but when it react with other element it has an oxidation number of -1

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