Manganus (Mn)

chemical element, symbol Mn and atomic number 25

Atomic Number	25
Atomic Weight	54.938044
mass number	55

Group	7
Period	4
Block	d

proton	25 p⁺
neutron	30 n⁰
electron	25 e^-

Physical Property

Atomic Radius	140 pm 242 pm
molar volume	7.39 cm³/mol
covalent radius	119 pm 105 pm 103 pm 147 pm 150 pm
Metallic Radius	118 pm 127 pm
ionic radius	66 pm 75 pm 67 pm 83 pm 90 pm 96 pm 58 pm 58 pm 64.5 pm 39 pm 53 pm 33 pm 25.5 pm 25 pm 46 pm
Crystal Radius	80 pm 89 pm 81 pm 97 pm 104 pm 110 pm 72 pm 72 pm 78.5 pm 53 pm 67 pm 47 pm 39.5 pm 39 pm 60 pm
Van der Waals radius	205 pm 205 pm 224 pm 296.1 pm
dosedh	7.3 g/cm³ 5,950 kg/m³

Chemical Property

nerth

proton affinity	797.3 kJ/mol
electron affinity
ionization energy	7.434018 eV/particle 15.63999 eV/particle 33.668 eV/particle 51.2 eV/particle 72.4 eV/particle 95.6 eV/particle 119.203 eV/particle 195.47 eV/particle 221.89 eV/particle 248.64 eV/particle 286.14 eV/particle 314.4 eV/particle 343.6 eV/particle 403 eV/particle 435.17 eV/particle 1,133.72 eV/particle 1,224.1 eV/particle 1,320.3 eV/particle 1,430.9 eV/particle 1,537.22 eV/particle 1,643.21 eV/particle 1,788.7 eV/particle 1,879.87 eV/particle 8,140.7869 eV/particle 8,571.948 eV/particle

enthalpy of vaporization	221 kJ/mol
enthalpy of fusion	13.4 kJ/mol
standard enthalpy of formation	283.3 kJ/mol
electron

electron shell	2, 8, 13, 2

valence electron	2 ⓘ

aray an elektrons	[Ar] 3d⁵ 4s²ⓘ 1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁵ 4s²

oxidation number	-3, -2, -1, 0, 1, 2, 3, 4, 5, 6, 7
electronegativity	10.34 eV/particle 0.1352844 1.55
Electrophilicity Index
fundamental state of matter

phase of matter	Solid
gaseous state of matter
Boiling Point	2,334.15 K
Melting Point	1,519.15 K
critical pressure
critical temperature	4,325.15 K
triple point
appearance
liw	Silver #808090 #9c7ac7 #9c7ac7
appearance	silvery metallic
refractive index
thermodynamic material property
Thermal Conductivity
thermal expansion	0.0000217 1/K
molar heat capacity	26.32 J/(mol K)
Specific Heat Capacity	0.479 J/(g⋅K)
heat capacity ratio
electrical properties
type	Conductor
electrical conductivity	0.62 MS/m
electrical resistivity	0.0000016 Ω*m
superconductivity
magnetism
type	paramagnetic
magnetic susceptibility (Mass)	0.000000121 m³/Kg
magnetic susceptibility (Molar)	0.0000000066475 m³/mol
magnetic susceptibility (Volume)	0.00090387
magnetic ordering
Curie temperature
Néel temperature	100 K
kesweyth
Crystal Structure	Body Centered Cubic (CUB)
lattice constant	8.89 Å
Lattice Angles	π/2, π/2, π/2
mechanical property
hardness	196 MPa 6 MPa
bulk modulus	120 GPa
shear modulus
Young's modulus	198 GPa
Poisson's ratio
speed of sound	5,150 m/s
classification
Category	Transition metals, Transition metals
CAS Group	VIIA
IUPAC Group	VIIB
Glawe Number	72
Mendeleev Number	55
Pettifor Number	60
Geochemical Class	first series transition metal
Goldschmidt classification	siderophile

other

Gas Basicity	774.4 kJ/mol
polarizability	68 ± 9 a₀
C6 Dispersion Coefficient	552 a₀ 635 a₀
allotrope
Neutron cross section	13.3
Neutron Mass Absorption	0.0083
quantum number	6S5/2
space group	217 (I_43m)

Isotopes of Manganese

Stable Isotopes	1
Unstable Isotopes	30
Natural Isotopes	1

⁴³Mn

mass number	43
neutron number	18
relative atomic mass	43.018647 ± 0.000429 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans
parity	-

decay mode	intensity
p (proton emission)

⁴⁴Mn

mass number	44
neutron number	19
relative atomic mass	44.008009 ± 0.000322 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life
spin	2
nuclear quadrupole moment
dydhyas diskudhans
parity	-

decay mode	intensity
p (proton emission)

⁴⁵Mn

mass number	45
neutron number	20
relative atomic mass	44.994654 ± 0.000322 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans
parity	-

decay mode	intensity
p (proton emission)

⁴⁶Mn

mass number	46
neutron number	21
relative atomic mass	45.986669 ± 0.000093 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	36.2 ± 0.4 ms
spin	4
nuclear quadrupole moment
dydhyas diskudhans	1987
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	57%
2p (2-proton emission)	18%
β⁺α (β⁺-delayed α emission)

⁴⁷Mn

mass number	47
neutron number	22
relative atomic mass	46.975774 ± 0.000034 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	88 ± 1.3 ms
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans	1987
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	1.7%

⁴⁸Mn

mass number	48
neutron number	23
relative atomic mass	47.96854876 ± 0.000007191 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	158.1 ± 2.2 ms
spin	4
nuclear quadrupole moment
dydhyas diskudhans	1987
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%
β⁺ p (β⁺-delayed proton emission)	0.28%
β⁺α (β⁺-delayed α emission)	6%

⁴⁹Mn

mass number	49
neutron number	24
relative atomic mass	48.95961335 ± 0.000002377 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	382 ± 7 ms
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans	1970
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁵⁰Mn

mass number	50
neutron number	25
relative atomic mass	49.954238157 ± 0.000000123 Da
g-factor	0
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	283.21 ± 0.07 ms
spin	0
nuclear quadrupole moment	0
dydhyas diskudhans	1952
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁵¹Mn

mass number	51
neutron number	26
relative atomic mass	50.94820877 ± 0.000000326 Da
g-factor	1.43 ± 0.0016
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	45.81 ± 0.21 m
spin	5/2
nuclear quadrupole moment	0.41 ± 0.08
dydhyas diskudhans	1938
parity	-

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁵²Mn

mass number	52
neutron number	27
relative atomic mass	51.94555909 ± 0.000000138 Da
g-factor	0.51036666666667 ± 0.0002
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	5.591 ± 0.003 d
spin	6
nuclear quadrupole moment	0.5 ± 0.07
dydhyas diskudhans	1938
parity	+

decay mode	intensity
β⁺ (β⁺ decay; β⁺ = ϵ + e⁺)	100%

⁵³Mn

mass number	53
neutron number	28
relative atomic mass	52.941287497 ± 0.000000371 Da
g-factor	1.438 ± 0.0014285714285714
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	3.7 ± 0.4 My
spin	7/2
nuclear quadrupole moment	0.17 ± 0.03
dydhyas diskudhans	1955
parity	-

decay mode	intensity
ϵ (electron capture)	100%

⁵⁴Mn

mass number	54
neutron number	29
relative atomic mass	53.940355772 ± 0.00000108 Da
g-factor	1.099 ± 0.001
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	312.081 ± 0.032 d
spin	3
nuclear quadrupole moment	0.37 ± 0.03
dydhyas diskudhans	1938
parity	+

decay mode	intensity
ϵ (electron capture)	100%
β⁻ (β⁻ decay)	0.93%
e⁺ (positron emission)	1.28%

⁵⁵Mn

mass number	55
neutron number	30
relative atomic mass	54.93804304 ± 0.000000279 Da
g-factor
natural abundance	100
radioactivity	stable isotope
half-life	Not Radioactive ☢️
spin	5/2
nuclear quadrupole moment	0.33 ± 0.01
dydhyas diskudhans	1923
parity	-

⁵⁶Mn

mass number	56
neutron number	31
relative atomic mass	55.938902816 ± 0.000000314 Da
g-factor	1.08 ± 0.00066666666666667
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	2.5789 ± 0.0001 h
spin	3
nuclear quadrupole moment	0.24 ± 0.08
dydhyas diskudhans	1934
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁵⁷Mn

mass number	57
neutron number	32
relative atomic mass	56.938285944 ± 0.000001615 Da
g-factor	1.3924 ± 0.0008
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	85.4 ± 1.8 s
spin	5/2
nuclear quadrupole moment	0.37 ± 0.03
dydhyas diskudhans	1954
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁵⁸Mn

mass number	58
neutron number	33
relative atomic mass	57.940066643 ± 0.0000029 Da
g-factor	2.623 ± 0.002
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	3 ± 0.1 s
spin	1
nuclear quadrupole moment	0.03 ± 0.08
dydhyas diskudhans	1961
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁵⁹Mn

mass number	59
neutron number	34
relative atomic mass	58.940391111 ± 0.0000025 Da
g-factor	1.3976 ± 0.0012
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	4.59 ± 0.05 s
spin	5/2
nuclear quadrupole moment	0.34 ± 0.03
dydhyas diskudhans	1976
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶⁰Mn

mass number	60
neutron number	35
relative atomic mass	59.943136574 ± 0.0000025 Da
g-factor	2.488 ± 0.007
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	280 ± 20 ms
spin	1
nuclear quadrupole moment	0.1 ± 0.2
dydhyas diskudhans	1978
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%

⁶¹Mn

mass number	61
neutron number	36
relative atomic mass	60.944452541 ± 0.0000025 Da
g-factor	1.4132 ± 0.0008
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	709 ± 8 ms
spin	5/2
nuclear quadrupole moment	0.36 ± 0.03
dydhyas diskudhans	1980
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁶²Mn

mass number	62
neutron number	37
relative atomic mass	61.947907384 ± 0.000007023 Da
g-factor	2.384 ± 0.007
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	92 ± 13 ms
spin	1
nuclear quadrupole moment	0.1 ± 0.2
dydhyas diskudhans	1983
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁶³Mn

mass number	63
neutron number	38
relative atomic mass	62.949664672 ± 0.000004 Da
g-factor	1.3756 ± 0.0012
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	275 ± 4 ms
spin	5/2
nuclear quadrupole moment	0.48 ± 0.04
dydhyas diskudhans	1985
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)

⁶⁴Mn

mass number	64
neutron number	39
relative atomic mass	63.953849369 ± 0.0000038 Da
g-factor	2.085 ± 0.003
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	88.8 ± 2.4 ms
spin	1
nuclear quadrupole moment
dydhyas diskudhans	1985
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	2.7%

⁶⁵Mn

mass number	65
neutron number	40
relative atomic mass	64.956019749 ± 0.000004 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	91.9 ± 0.7 ms
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans	1985
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	7.9%

⁶⁶Mn

mass number	66
neutron number	41
relative atomic mass	65.960546833 ± 0.000012 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	63.8 ± 0.9 ms
spin	1
nuclear quadrupole moment
dydhyas diskudhans	1992
parity	+

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	7.4%
2n (2-neutron emission)

⁶⁷Mn

mass number	67
neutron number	42
relative atomic mass	66.96395 ± 0.000215 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	46.7 ± 2.3 ms
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans	1997
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	10%
2n (2-neutron emission)

⁶⁸Mn

mass number	68
neutron number	43
relative atomic mass	67.968953 ± 0.000322 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	33.7 ± 1.5 ms
spin	3
nuclear quadrupole moment
dydhyas diskudhans	1995
parity

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	18%
2n (2-neutron emission)

⁶⁹Mn

mass number	69
neutron number	44
relative atomic mass	68.972775 ± 0.000429 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	22.1 ± 1.6 ms
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans	1995
parity	-

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)	40%
2n (2-neutron emission)

⁷⁰Mn

mass number	70
neutron number	45
relative atomic mass	69.978046 ± 0.000537 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life	19.9 ± 1.7 ms
spin	4
nuclear quadrupole moment
dydhyas diskudhans	2009
parity

decay mode	intensity
β⁻ (β⁻ decay)	100%
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷¹Mn

mass number	71
neutron number	46
relative atomic mass	70.982158 ± 0.000537 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans	2010
parity	-

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷²Mn

mass number	72
neutron number	47
relative atomic mass	71.988009 ± 0.000644 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life
spin
nuclear quadrupole moment
dydhyas diskudhans	2013
parity

decay mode	intensity
β⁻ (β⁻ decay)
β⁻ n (β⁻-delayed neutron emission)
2n (2-neutron emission)

⁷³Mn

mass number	73
neutron number	48
relative atomic mass	72.992807 ± 0.000644 Da
g-factor
natural abundance
radioactivity	☢️ elven radyoweythresek
half-life
spin	5/2
nuclear quadrupole moment
dydhyas diskudhans	2017
parity	-

decay mode	intensity
β⁻ (β⁻ decay)

istori

diskudher po dismyger	Johann Gahn
location of discovery	Sweden
dydhyas diskudhans	1774
Etymologyl	Latin: magnes (magnet); Italian: manganese.
pronunciation	MAN-ge-nees (en)

source

Abundance
Abundance in Earth's crust	950 mg/kg
natural abundance (Keynvor)	0.0002 mg/L
natural abundance (Korf)	0.00002 %
natural abundance (meteoroid)	0.27 %
natural abundance (Howl)	0.001 %
Abundance in Universe	0.0008 %

Nuclear Screening Constants

1	s	0.6043
2	p	3.916
2	s	7.2062
3	d	14.4718
3	p	12.8908
3	s	11.9821
4	s	19.7168

Manganus on ChemicalAid

Art & Architecture Thesaurus ID	300011025
Australian Educational Vocabulary ID	scot/3541
BNCF Thesaurus ID	25173
Biblioteca Nacional de España ID	XX530755
Bibliothèque nationale de France ID	11938451d
Brockhaus Enzyklopädie online ID	mangan
CAS Registry Number	7439-96-5
ChEBI ID	18291
ChemSpider ID	22372
DSSTOX compound identifier	DTXCID004169
DSSTox substance ID	DTXSID2024169
Den Store Danske ID	mangan
DrugBank ID	06757
ECHA Substance Infocard ID	100.028.277
Encyclopedia of China ID (Second Edition)	220943
Encyclopædia Britannica Online ID	science/manganese
Encyclopædia Universalis ID	manganase
Encyclopædia Universalis ID	manganese
EuroVoc ID	1779
Freebase ID	/m/025s0zp
French Vikidia ID	Manganèse
Great Russian Encyclopedia Online ID	2184972
Grove Art Online ID	T2072981
HSDB ID	550
ICSC ID	0174
InChI	InChI=1S/Mn
InChIKey	PWHULOQIROXLJO-UHFFFAOYSA-N
KBpedia ID	Manganese
KEGG ID	C00034
Krugosvet article	nauka_i_tehnika/himiya/MARGANETS.html
Latvian National Encyclopedia Online ID	145943
Library of Congress authority ID	sh85080479
MeSH descriptor ID	D008345
Mindat mineral ID	11478
NALT ID	33435
NDF-RT ID	N0000146073
NDL Authority ID	00567440
NKCR AUT ID	ph122608
Namuwiki ID	망가니즈
National Library of Israel J9U ID	987007548467705171
OmegaWiki Defined Meaning	332320
OpenAlex ID	C528890316
PACTOLS thesaurus ID	pcrtKASHLmba7X
PSH ID	5772
PubChem CID	23930
Quora topic ID	Manganese
RxNorm ID	6623
Römpp online ID	RD-13-00441
STW Thesaurus for Economics ID	14301-2
Spanish Cultural Heritage thesauri ID	materias/1010031
Spanish Vikidia ID	Manganeso
Store norske leksikon ID	mangan
Treccani ID	manganese
U.S. National Archives Identifier	10647456
UK Archival Thesaurus ID	f2/mt225/4347/3607
UK Parliament thesaurus ID	11522
UMLS CUI	C0024706
UNESCO Thesaurus ID	concept13698
UNII	42Z2K6ZL8P
USGS Thesaurus ID	1499
WikiSkripta ID	30609
WordNet 3.1 Synset ID	14668832-n
YSA ID	Y97282
YSO ID	1635
Yle topic ID	18-10654
ZVG number	8200
honanieth GND	4037315-0

Manganus (Mn)

Physical Property

Chemical Property

other

Isotopes of Manganese

43Mn

44Mn

45Mn

46Mn

47Mn

48Mn

49Mn

50Mn

51Mn

52Mn

53Mn

54Mn

55Mn

56Mn

57Mn

58Mn

59Mn

60Mn

61Mn

62Mn

63Mn

64Mn

65Mn

66Mn

67Mn

68Mn

69Mn

70Mn

71Mn

72Mn

73Mn

istori

source

Nuclear Screening Constants

⁴³Mn

⁴⁴Mn

⁴⁵Mn

⁴⁶Mn

⁴⁷Mn

⁴⁸Mn

⁴⁹Mn

⁵⁰Mn

⁵¹Mn

⁵²Mn

⁵³Mn

⁵⁴Mn

⁵⁵Mn

⁵⁶Mn

⁵⁷Mn

⁵⁸Mn

⁵⁹Mn

⁶⁰Mn

⁶¹Mn

⁶²Mn

⁶³Mn

⁶⁴Mn

⁶⁵Mn

⁶⁶Mn

⁶⁷Mn

⁶⁸Mn

⁶⁹Mn

⁷⁰Mn

⁷¹Mn

⁷²Mn

⁷³Mn