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20 October, 02:50

How do you determine the valence electrons? Ex. Li=?, Be=?, N=?, O=?, F=? (List the charges)

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  1. 20 October, 03:11
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    Find a periodic table of elements ... Label each column on the periodic table of elements from 1 to 18 ... Find your element on the table ... Use the group numbers to determine the number of valence electrons. imgres
  2. 20 October, 03:30
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    By finding what group each is in
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