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The ion with 3+ charge 28 electons and a mass number of 71
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The ion with 3+ charge 28 electons and a mass number of 71

User Vrutin Rathod
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The answer is ⁷¹Ga³⁺.

Substitute 28 for number of electrons, 71 for mass number, and 3 for charge on the ion. The element is Gallium and its symbol is Ga.
User AtifSayings
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