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Manganese & Einsteinium
Manganese

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mn.jpg

Basic Information


Name: Manganese
Symbol: Mn
Atomic Number: 25
Atomic Mass: 54.93805 amu
Melting Point: 1245.0 °C (1518.15 °K, 2273.0 °F)
Boiling Point: 1962.0 °C (2235.15 °K, 3563.6 °F)
Number of Protons/Electrons: 25
Number of Neutrons: 30
Classification:
Transition Metal
Crystal Structure: Cubic
Density @ 293 K: 7.43 g/cm3
Color: silverish/grayish

Who / Where / When / How

  • Discoverer: Johann Gahn
  • Discovery Location: Sweden
  • Discovery Year: 1774
  • Name Origin: Latin: mangnes (magnet); Ital. manganese.
  • Sources: Most abundant ores are pyrolusite (MnO2), psilomelane [(BaH2O)2Mn5O10] and rhodochrosite (MnCO3).
  • Uses: Used in steel, batteries, axles, rail switches, safes, plows and ceramics.

Manganese's Name in Other Languages

  • Latin: Manganum
  • Czech: Mangan
  • Croatian: Mangan
  • French: Manganese
  • German: Mangan - r
  • Italian: Manganese
  • Norwegian: Mangan
  • Portuguese: Manganęs
  • Russian: graphic of Russian name for the element Manganese
  • Spanish: Manganesio
  • Swedish: Mangan