evankost7 evankost7
  • 21-12-2021
  • Chemistry
contestada

Element X has an electron configuration of 2-8-2. This element will combine with the oxide ion to form a compound with the formula

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bhaf38 bhaf38
  • 21-12-2021
2+8+2 = 12 electrons
Magnesium has 12 electrons
Magnesium and oxide combine to for Magnesium Oxide
Mg^2+ + O^2- = MgO
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