1 Periodic Table
1.1 Symbol
Mn
1.2 Group Number
1.3 Period Number
1.4 Block
d block
1.5 Element Family
Transition Metal
1.6 CAS Number
7439965
Rank: 82 (Overall) ▶
7429905
54386242
1.7 Space Group Name
I_ 43m
1.8 Space Group Number
217.00
Rank: 4 (Overall) ▶
11
229
2 Facts
2.1 Interesting Facts
- Manganese is an essential trace element in all forms of life.
- Manganese metal oxidizes very easily, but it does not fuse that easily.
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
2.3 History
2.3.1 Who Discovered
Johann Gottlieb Gahn
2.3.2 Discovery
In 1774
2.4 Abundance
2.4.1 Abundance In Universe
8 * 10-4 %
Rank: 8 (Overall) ▶
5E-09
0.11
2.4.2 Abundance In Sun
~0.001 %
Rank: 8 (Overall) ▶
1E-08
0.1
2.4.3 Abundance In Meteorites
0.27 %
Rank: 8 (Overall) ▶
1.7E-07
22
2.4.4 Abundance In Earth's Crust
0.11 %
Rank: 8 (Overall) ▶
9.9E-12
8.1
2.4.5 Abundance In Oceans
0.00 %
Rank: 13 (Overall) ▶
2E-23
1.1
2.4.6 Abundance In Humans
0.00 %
Rank: 13 (Overall) ▶
1E-13
1.4
3 Uses
3.1 Uses & Benefits
- This metal is very brittle hence it mostly not used as a pure metal, but its alloys are very useful
- Its alloy Manganese steel is extremely strong and used in railway tracks, safes, prison bars and riffle barrels.
3.1.1 Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry
3.1.2 Medical Uses
NA
3.1.3 Other Uses
Alloys
3.2 Biological Properties
3.2.1 Toxicity
Toxic
3.2.2 Present in Human Body
✔
✘
60% - Transition Metals Metals have it !
▶
3.2.3 In Blood
0.08 Blood/mg dm-3
Rank: 14 (Overall) ▶
0
1970
3.2.4 In Bone
100.00 p.p.m.
Rank: 8 (Overall) ▶
0
170000
4 Physical
4.1 Melting Point
1,245.00 °C
Rank: 37 (Overall) ▶
27
3410
4.2 Boiling Point
1,962.00 °C
Rank: 51 (Overall) ▶
147
5660
4.3 Appearance
4.3.1 Physical State
Solid
4.3.2 Color
Silver
4.3.3 Luster
Metallic
4.4 Hardness
4.4.1 Mohs Hardness
4.4.2 Brinell Hardness
196.00 MPa
Rank: 41 (Overall) ▶
0.14
3490
4.4.3 Vickers Hardness
Not Available
Rank: N/A (Overall) ▶
121
3430
4.5 Speed of Sound
5,150.00 m/s
Rank: 7 (Overall) ▶
818
16200
4.6 Optical Properties
4.6.1 Refractive Index
Not Available
Rank: N/A (Overall) ▶
1.000933
1.7229
4.6.2 Reflectivity
Not Available
Rank: N/A (Overall) ▶
58
97
4.7 Allotropes
✔
✘
6% - Transition Metals Metals have it !
▶
4.7.1 α Allotropes
Not Available
4.7.2 β Allotropes
Not Available
4.7.3 γ Allotropes
Not Available
5 Chemical
5.1 Chemical Formula
Mn
5.2 Isotopes
5.2.1 Known Isotopes
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.55
Rank: 25 (Overall) ▶
0.7
2.54
5.3.2 Sanderson Electronegativity
5.3.3 Allred Rochow Electronegativity
5.3.4 Mulliken-Jaffe Electronegativity
Not Available
Rank: N/A (Overall) ▶
0.62
2.48
5.3.5 Allen Electronegativity
1.75
Rank: 15 (Overall) ▶
0.659
2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.45
Rank: 29 (Overall) ▶
1.46
3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
717.30 kJ/mol
Rank: 30 (Overall) ▶
375.7
26130
5.5.2 2nd Energy Level
1,509.00 kJ/mol
Rank: 39 (Overall) ▶
710.2162
28750
5.5.3 3rd Energy Level
3,248.00 kJ/mol
Rank: 21 (Overall) ▶
1600
34230
5.5.4 4th Energy Level
4,940.00 kJ/mol
Rank: 20 (Overall) ▶
2780
37066
5.5.5 5th Energy Level
6,990.00 kJ/mol
Rank: 17 (Overall) ▶
4305.2
97510
5.5.6 6th Energy Level
9,220.00 kJ/mol
Rank: 16 (Overall) ▶
5715.8
105800
5.5.7 7th Energy level
11,500.00 kJ/mol
Rank: 16 (Overall) ▶
7226.8
114300
5.5.8 8th Energy Level
18,770.00 kJ/mol
Rank: 5 (Overall) ▶
8857.4
125300
5.5.9 9th Energy Level
21,400.00 kJ/mol
Rank: 6 (Overall) ▶
14110
134700
5.5.10 10th Energy Level
23,960.00 kJ/mol
Rank: 9 (Overall) ▶
17100
144300
5.5.11 11th Energy Level
27,590.00 kJ/mol
Rank: 10 (Overall) ▶
19900
169988
5.5.12 12th Energy Level
30,330.00 kJ/mol
Rank: 10 (Overall) ▶
22219
189368
5.5.13 13th Energy Level
33,150.00 kJ/mol
Rank: 11 (Overall) ▶
26930
76015
5.5.14 14th Energy Level
38,880.00 kJ/mol
Rank: 10 (Overall) ▶
29196
86450
5.5.15 15th Energy Level
41,987.00 kJ/mol
Rank: 13 (Overall) ▶
41987
97510
5.5.16 16th Energy Level
109,480.00 kJ/mol
Rank: 1 (Overall) ▶
47206
109480
5.5.17 17th Energy Level
118,100.00 kJ/mol
Rank: 2 (Overall) ▶
52737
122200
5.5.18 18th Energy Level
127,100.00 kJ/mol
Rank: 3 (Overall) ▶
58570
134810
5.5.19 19th Energy Level
138,600.00 kJ/mol
Rank: 4 (Overall) ▶
64702
148700
5.5.20 20th Energy Level
148,500.00 kJ/mol
Rank: 6 (Overall) ▶
80400
171200
5.5.21 21st Energy Level
158,600.00 kJ/mol
Rank: 6 (Overall) ▶
87000
179100
5.5.22 22nd Energy Level
172,500.00 kJ/mol
Rank: 5 (Overall) ▶
93400
184900
5.5.23 23rd Energy Level
181,380.00 kJ/mol
Rank: 5 (Overall) ▶
98420
198800
5.5.24 24th Energy Level
Not Available
Rank: 100 (Overall) ▶
104400
195200
5.5.25 25th Energy Level
Not Available
Rank: 100 (Overall) ▶
121900
121900
5.5.26 26th Energy Level
Not Available
Rank: N/A (Overall) ▶
127700
127700
5.5.27 27th Energy Level
Not Available
Rank: N/A (Overall) ▶
133800
133800
5.5.28 28th Energy Level
Not Available
Rank: N/A (Overall) ▶
139800
139800
5.5.29 29th Energy Level
Not Available
Rank: N/A (Overall) ▶
148100
148100
5.5.30 30th Energy Level
Not Available
Rank: N/A (Overall) ▶
154500
154500
5.6 Electrochemical Equivalent
0.29 g/amp-hr
Rank: 74 (Overall) ▶
0.16812
8.3209
5.7 Electron Work Function
4.10 eV
Rank: 25 (Overall) ▶
2.14
5.65
5.8 Other Chemical Properties
Ionization, Radioactive Isotopes
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
[Ar] 3d5 4s2
6.3 Crystal Structure
Body Centered Cubic (BCC)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
6.4.2 Number of Neutrons
6.4.3 Number of Electrons
6.5 Radius of an Atom
6.5.1 Atomic Radius
127.00 pm
Rank: 47 (Overall) ▶
112
265
6.5.2 Covalent Radius
139.00 pm
Rank: 45 (Overall) ▶
96
260
6.5.3 Van der Waals Radius
200.00 pm
Rank: 28 (Overall) ▶
139
348
6.6 Atomic Weight
54.94 amu
Rank: 75 (Overall) ▶
6.94
294
6.7 Atomic Volume
1.39 cm3/mol
Rank: 64 (Overall) ▶
1.39
71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
220.00 (-eV)
Rank: 2 (Overall) ▶
8
392.42
6.10 Lattice Constant
891.25 pm
Rank: 1 (Overall) ▶
228.58
891.25
6.11 Lattice Angles
π/2, π/2, π/2
6.12 Lattice C/A Ratio
Not Available
Rank: N/A (Overall) ▶
1.567
1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
7.21 g/cm3
Rank: 57 (Overall) ▶
0.534
40.7
7.1.2 Density When Liquid (at m.p.)
5.95 g/cm3
Rank: 43 (Overall) ▶
0.512
20
7.2 Tensile Strength
Not Available
Rank: N/A (Overall) ▶
2.5
11000
7.3 Viscosity
Not Available
Rank: N/A (Overall) ▶
0.001526
0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
0.00 (Pa)
Rank: 12 (Overall) ▶
2.47E-11
121
7.4.2 Vapor Pressure at 2000 K
Not Available
Rank: N/A (Overall) ▶
2.62E-10
774
7.5 Elasticity properties
7.5.1 Shear Modulus
Not Available
Rank: N/A (Overall) ▶
1.3
222
7.5.2 Bulk Modulus
120.00 GPa
Rank: 14 (Overall) ▶
1.6
462
7.5.3 Young's Modulus
198.00 GPa
Rank: 12 (Overall) ▶
1.7
528
7.6 Poisson Ratio
Not Available
Rank: N/A (Overall) ▶
0.032
0.47
7.7 Other Mechanical Properties
NA
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
7.21
Rank: 44 (Overall) ▶
0.53
4500
8.1.2 Magnetic Ordering
Paramagnetic
8.1.3 Permeability
Not Available
Rank: N/A (Overall) ▶
1.25643E-06
0.0063
8.1.4 Susceptibility
Not Available
Rank: N/A (Overall) ▶
-0.000166
200000
8.2 Electrical Properties
8.2.1 Electrical Property
Conductor
8.2.2 Resistivity
1.44 nΩ·m
Rank: 55 (Overall) ▶
0.18
961
8.2.3 Electrical Conductivity
0.01 106/cm Ω
Rank: 63 (Overall) ▶
0.00666
0.63
8.2.4 Electron Affinity
0.00 kJ/mol
Rank: 40 (Overall) ▶
0
222.8
9 Thermal
9.1 Specific Heat
0.48 J/(kg K)
Rank: 11 (Overall) ▶
0.11
3.6
9.2 Molar Heat Capacity
26.32 J/mol·K
Rank: 29 (Overall) ▶
16.443
62.7
9.3 Thermal Conductivity
7.81 W/m·K
Rank: 68 (Overall) ▶
6.3
429
9.4 Critical Temperature
Not Available
Rank: N/A (Overall) ▶
26.3
3223
9.5 Thermal Expansion
21.70 µm/(m·K)
Rank: 21 (Overall) ▶
4.5
97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
219.70 kJ/mol
Rank: 41 (Overall) ▶
7.32
799.1
9.6.2 Enthalpy of Fusion
14.64 kJ/mol
Rank: 23 (Overall) ▶
2.1
35.23
9.6.3 Enthalpy of Atomization
280.30 kJ/mol
Rank: 38 (Overall) ▶
61.5
837
9.7 Standard Molar Entropy
32.00 J/mol.K
Rank: 48 (Overall) ▶
9.5
198.1