Chemistryeasy · Past Paper
How many electrons are in the outermost shell of Magnesium?
A1
B2
C3
D4
✓ Correct Answer: B — 2
Magnesium has an atomic number of 12 (2, 8, 2), so it has 2 valence electrons.
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✓ Correct Answer: B — 2
Magnesium has an atomic number of 12 (2, 8, 2), so it has 2 valence electrons.
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