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Mariana [72]
2 years ago
13

1. element with three occupied energy levels and one valence electron

Chemistry
1 answer:
vfiekz [6]2 years ago
3 0

Answer:

Potassium (K) = (2,8,8,1)

This is the element that has three(3) filled energy level and one valence electron

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to know more about magnesium and sodium carbonate here:

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