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Manganese

Chemical symbol: Mn

Atomic number: 25

Atomic mass: 54.938

Group: 7

Period: 4

Element category: Transition metals

Block: d-block

Number of protons: 25

Number of electrons: 25

Number of neutrons (in the most common isotope): 30

Sources:

  • Knowledge Encyclopedia (book)

  • SCIENCIA (book)

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