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...
Manganese
Chemical Element
Symbol:
- Mn
Chemical series:
Atomic mass:
| Mass | Uncertainty |
|---|---|
|
|
Atomic number:
- 25
Electron affinity:
- 0 eV
Electronegativity (Pauling scale):
- 1.55
Covalent radius:
- 1.39 pm
Van der Waals radius:
- 205 pm
Isotopes:
- Manganese-60
- Manganese-52
- Manganese-68
- Manganese-53
- Manganese-47
- Manganese-44
- Manganese-46
- Manganese-62
- Manganese-67
- Manganese-57
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