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Aluminum

Chemical symbol: Al

Atomic number: 13

Atomic mass: 26.982

Group: 13 (The boron group)

Period: 3

Block: p-block

Number of protons: 13

Number of electrons: 13

Number of neutrons (in the most common isotope): 14

Sources:

  • Knowledge Encyclopedia (book)

  • SCIENCIA (book)

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