Template:Infobox manganese

	child table, as reused in {IB-Mn} v; e; h;
Main isotopes of manganese
β−	54Fe
β+	54Cr

Manganese, ₂₅Mn
	A rough fragment of lustrous silvery metal Pure manganese cube and oxidized manganese chips
Manganese
Pronunciation	/ˈmæŋɡəniːz/ (MANG-gə-neez)
Appearance	silvery metallic
Standard atomic weight Ar°(Mn)
	54.938043±0.000002; 54.938±0.001 (abridged);
Manganese in the periodic table
	chromium ← manganese → iron
Atomic number (Z)	25
Group	group 7
Period	period 4
Block	d-block
Electron configuration	[Ar] 3d5 4s2
Electrons per shell	2, 8, 13, 2
Physical properties
Phase at STP	solid
Melting point	1519 K (1246 °C, 2275 °F)
Boiling point	2334 K (2061 °C, 3742 °F)
Density (at 20° C)	7.476 g/cm3
when liquid (at m.p.)	5.95 g/cm3
Heat of fusion	12.91 kJ/mol
Heat of vaporization	221 kJ/mol
Molar heat capacity	26.32 J/(mol·K)
Atomic properties
Oxidation states	common: +2, +4, +7; −3, −2, −1, 0, +1, +3, +5, +6
Electronegativity	Pauling scale: 1.55
Ionization energies	1st: 717.3 kJ/mol ; 2nd: 1509.0 kJ/mol ; 3rd: 3248 kJ/mol ; (more) ;
Atomic radius	empirical: 127 pm
Covalent radius	Low spin: 139±5 pm; High spin: 161±8 pm
	Color lines in a spectral rangeSpectral lines of manganese
Other properties
Natural occurrence	primordial
Crystal structure	α-Mn: body-centered cubic (bcc) (cI58)
Lattice constant	Body-centered cubic crystal structure for α-Mn: manganesea = 891.16 pm (at 20 °C)
Thermal expansion	23.61×10−6/K (at 20 °C)
Thermal conductivity	7.81 W/(m⋅K)
Electrical resistivity	1.44 µΩ⋅m (at 20 °C)
Magnetic ordering	paramagnetic
Molar magnetic susceptibility	(α) +529.0×10−6 cm3/mol (293 K)
Young's modulus	198 GPa
Bulk modulus	120 GPa
Speed of sound thin rod	5150 m/s (at 20 °C)
Mohs hardness	6.0
Brinell hardness	196 MPa
CAS Number	7439-96-5
History
Discovery	Carl Wilhelm Scheele (1774)
First isolation	Johann Gottlieb Gahn (1774)
Isotopes of manganese v; e;
β−	54Fe
β+	54Cr
	File:Symbol category class.svg Category: Manganese; view; talk; edit; \| references

Mn · Manganese
Cr ← ibox Cr	^iso ₂₅Mn [e] IB-Mn [e] IBisos [e]	→ Fe ibox Fe
File:Symbol category class.svg cat:Mn (0) File:Symbol category class.svg cat:Mn-isotopes (0) File:Commons-logo.svg Commons File:Wikidata-logo.svg Wikidata:Q731 File:Wiktionary-logo.svg Wiktionary
indexes by PT (page) v e

Data sets read by {{Infobox element}}
Name and identifiers	view edit
Symbol etymology (11 non-trivial)	view edit
Top image (caption, alt)	caption: view edit alt: view edit
Pronunciation	view edit
Allotropes (overview)	view edit
Group (overview)	view edit
Period (overview)	view edit
Block (overview)	view edit
Natural occurrence	view edit
Phase at STP	view edit
Oxidation states	view edit
Spectral lines image	view edit
Electron configuration (cmt, ref)	view edit
Isotopes
Standard atomic weight	view edit
most stable isotope	view edit
File:Notification-icon-Wikidata-logo.svg Wikidata
Wikidata *	view edit
* Not used in {{Infobox element}} (2023-01-01) See also {{Index of data sets}} · Cat:data sets (0) · (this table: v )

References

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