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What element has 3 valence electrons and 4 energy levels ?

What element has 3 valence electrons and 4 energy levels ?
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What element has 3 valence electrons and 4 energy levels ?

User Morchul
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1 Answer

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Answer: Gallium (Ga

Gallium is in period 4 on the periodic table and has 31 electrons

User Rameez Ahmad Dar
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