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Magnesium

Chemical symbol: Mg

Atomic number: 12

Atomic mass: 24.305

Group: 2 (Alkali earth metals)

Period: 3

Block: s-block

Number of protons: 12

Number of electrons: 12

Number of neutrons (in the most common isotope): 12

Sources:

  • Knowledge Encyclopedia (book)

  • SCIENCIA (book)

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