Manganese

Manganese (pronounced /ˈmæŋɡəniːz/) is a chemical element, designated by the symbol Mn. It has the atomic number 25. It is found as a free element in nature (often in combination with iron), and in many minerals. As a free element, manganese is a metal with important industrial metal alloy uses, particularly in stainless steels. Manganese phosphating is used as a...
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Chemical Element

Symbol:

  • Mn

Chemical series:

Atomic mass:

Mass Uncertainty
  • 54.93805
  • 0.00001

Atomic number:

  • 25

Electron affinity:

  • 0 eV

Electronegativity (Pauling scale):

  • 1.55

Covalent radius:

  • 1.39 pm

Van der Waals radius:

  • 205 pm

Isotopes:

View as collection »

Melting Point:

  • 1,244.85 °C

Boiling Point:

  • 1,961.85 °C

Periodic table block:

Ionization Energy:

  • 7.434 eV

Discovery Date:

  • 1774

Discovering Country:

Electron Configuration:

  • Ar 3d5 4s2

Discoverer:

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