Respuesta :

quasarJose

Answer:

Magnesium ion

Explanation:

The name of the ion formed from an atom with 12 protons is magnesium ion.

 The formula of the ion is given as:

           Mg²⁺

We know this because the number of protons an atom contains can be used to identify an element.

Element with atomic number or proton number of 12 is magnesium .

 when it loses two electrons, it becomes isoelectronic with Neon and it is now stable.

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