4. Which of the following statements about valence electrons is correct? Li has 1 valence electron and S has 6 valence electrons Mg has 12 valence electrons and O has8 valence electrons K
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4. Which of the following statements about valence electrons is correct? Li has 1 valence electron and S has 6 valence electrons Mg has 12 valence electrons and O has8 valence electrons K
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