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Atoms of which two elements have a combined total of 23 protons? Boron, B, and carbon, C ⊝ Sodium, Na, and magnesium, Mg ⊝ Copper, Cu, and zinc, Zn ⊝ None of these
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Atoms of which two elements have a combined total of 23 protons?

Boron, B, and carbon, C
⊝


Sodium, Na, and magnesium, Mg
⊝


Copper, Cu, and zinc, Zn
⊝


None of these

User Nepete
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Answer is sodium, Na, and magnesium, Mg
User Bergdesign
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