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Valence trends on the periodic table. Grab both copied papers, ROYGBP and Black colors.

Valence trends on the periodic table. Grab both copied papers, ROYGBP and Black colors. The Rules: Metals can ONLY lose e - = positively charged Nonmetals can gain or lose e - gain = negatively charged lose = positively charged (For valences, the metalloids are grouped either

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Valence trends on the periodic table. Grab both copied papers, ROYGBP and Black colors.

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  1. Valence trends on the periodic table.Grab both copied papers, ROYGBP and Black colors.

  2. The Rules: • Metals can ONLY lose e- = positively charged • Nonmetals can gain or lose e- • gain = negatively charged • lose = positively charged • (For valences, the metalloids are grouped either • With the metals or nonmetals, depending which • Side of the line they are on)

  3. Li = 1s22s1 Li+ = 1s2 = He Ca = 1s22s22p63s23p64s2 Ca+2 = 1s22s22p63s23p6 = Ar +1 +2

  4. +1 +2 +3 +4 +6 +7

  5. +1 +3 +5 +7 S = 1s22s22p63s23p4 S+4= 1s22s22p63s2 S+6 = 1s22s22p6= Ne +4 +6 +2

  6. -4 -3 -2 -1 S = 1s22s22p63s23p4 S-2 = 1s22s22p63s23p6 = Ar H is also -1

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