is it possible in an atom to have 12 protons and 13 electrons

Asked by  | 18th Mar, 2013, 12:04: PM

Expert Answer:

12 protons (= atom number), so the element is Mg.
Mg has protons =12, and electrons = 12.
So, the given element is Mg with a negative charge, as it has one more electron. So, it is Mg- ion. 

Answered by  | 19th Mar, 2013, 06:10: AM

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