Chemistry, 10.07.2019 04:30 Haddixhouse8948
From the periodic table, the number of valence electrons for most of the main group elements may be determined directly from the from the periodic table, the number of valence electrons for most of the main group elements may be determined directly from the atomic number. group number. period number. nucleon number.
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From the periodic table, the number of valence electrons for most of the main group elements may be...
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