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* All separate questions that I needs answers to* Thank you What element has 12 electrons when the atom is electrically neutral? What element is in the alkaline-earth metals group and has 20 protons? This
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* All separate questions that I needs answers to* Thank you

What element has 12 electrons when the atom is electrically neutral?
What element is in the alkaline-earth metals group and has 20 protons?
This element has 7 electrons when the atom is electrically neutral?

User MrVasilev
by
3.3k points

1 Answer

4 votes

Answer:

1.Magnesium

2.Calcium

3.Nitrogen

User Stargateur
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