The simple model below is a neutral magnesium (Mg) atom with the element's most common mass number.
What must happen to an atom of magnesium in order to become a magnesium ion Mg+2?
a. It must lose two neutrons and become a different isotope.
b. It must gain two neutrons and become a different isotope.
c. It must lose two electrons and become an ion.
d. It must gain two electrons and become an ion.
All I know is that it is NOT D
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