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A magnesium atom has 2 electrons in its valence shell. A magnesium ion has 8 electrons in its valence shell.
Mg donated two valence electrons to O.
Mg has 2 valence electrons.
Magnesium
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A magnesium atom has 2 electrons in its valence shell. A magnesium ion has 8 electrons in its valence shell.
Magnesium has 2 valence electrons.
Magnesium is element 12 and belongs to Group 2 of the Periodic Table, are the outermost electrons, magnesium has two valence electrons.
2 valance electrons
Valency is not a word... but if you want to know the number of valence electrons that Magnesium has, it is 2. Magnesium's atomic number is 12.
Sodium has 1 valence electron in the 3s sublevel.
Levels 2p and 2s.
it needs six more electrons to have a full outer valence shell.
magnesium has 2 outer electrons, its valence is 2+ sodium has 1 outer electrons, its valence is 1+
Mg donated two valence electrons to O.
Mg has 2 valence electrons.