Periodic Table of Elements

Element Manganese - Mn

Comprehensive data on the chemical element Manganese is provided on this page; including scores of properties, element names in many languages, most known nuclides of Manganese. Common chemical compounds are also provided for many elements. In addition technical terms are linked to their definitions and the menu contains links to related articles that are a great aid in one's studies.

Manganese Menu

Overview of Manganese

Manganese's Name in Other Languages

  • Latin: Manganum
  • Czech: Mangan
  • Croatian: Mangan
  • French: Manganese
  • German: Mangan - r
  • Italian: Manganese
  • Norwegian: Mangan
  • Portuguese: Manganês
  • Russian: Марганец
  • Spanish: Manganesio
  • Swedish: Mangan

Atomic Structure of Manganese

Chemical Properties of Manganese

Physical Properties of Manganese

Regulatory / Health

  • CAS Number
    • 7439-96-5
  • RTECS: 009275000 (metal)
  • OSHA Permissible Exposure Limit (PEL)
  • OSHA PEL Vacated 1989
  • NIOSH Recommended Exposure Limit (REL)
  • Routes of Exposure: Inhalation; Ingestion
  • Target Organs: Respiratory system, central nervous system, blood, kidneys
  • Levels In Humans:
    Note: this data represents naturally occuring levels of elements in the typical human, it DOES NOT represent recommended daily allowances.
    • Blood/mg dm-3: 0.0016-0.075
    • Bone/p.p.m: 0.2-100
    • Liver/p.p.m: 3.6-9.6
    • Muscle/p.p.m: 0.2-2.3
    • Daily Dietary Intake: 0.4-10 mg
    • Total Mass In Avg. 70kg human: 12 mg

Who / Where / When / How

  • Discoverer: Johann G. Gahn
  • Discovery Location: Stockholm Sweden
  • Discovery Year: 1774
  • Name Origin:
    Latin: mangnes (magnet); Ital. manganese.
  • Abundance of Manganese:
    • Earth's Crust/p.p.m.: 950
    • Seawater/p.p.m.:
      • Atlantic Suface: 0.0001
      • Atlantic Deep: 0.000096
      • Pacific Surface: 0.0001
      • Pacific Deep: 0.00004
    • Atmosphere/p.p.m.: N/A
    • Sun (Relative to H=1E12): 2.63
  • Sources of Manganese:
    Most abundant ores are pyrolusite (MnO2), psilomelane [(BaH2O)2Mn5O10] and rhodochrosite (MnCO3). Annual world production is around 6,220,000 tons. Primary mining areas are South Africa, Russia, Gabon, Australia, Brazil.
  • Uses of Manganese:
    Used in steel, batteries, axles, rail switches, safes, plows and ceramics.
  • Additional Notes:

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A list of reference sources used to compile the data provided on our periodic table of elements can be found on the main periodic table page.

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