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Manganese
Manganese

Scandium
Scandium



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Scandium

Manganese Scandium Comparison

1 Periodic Table
1.1 Symbol
Mn
Sc
1.2 Group Number
73
Gadolinium Metal
0 17
1.6 Period Number
44
Lithium Metal
2 7
1.9 Block
d block
d block
1.10 Element Family
Transition Metal
Transition Metal
1.11 CAS Number
74399657440202
Aluminium Metal
7429905 54386242
1.12 Space Group Name
I_ 43m
P63/mmc
1.13 Space Group Number
217.00194.00
Plutonium Metal
11 229
3 Facts
3.1 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.
  • Scandium is known as one of the rare earth elements.
  • Scandium metal found in rare minerals called Wolframite .
3.2 Sources
Found in Minerals, Mining, Ores of Minerals
Found in Minerals, Mining, Ores of metals, Ores of Minerals
3.3 History
3.3.1 Who Discovered
Johann Gottlieb Gahn
Lars Fredrik Nilson
3.3.2 Discovery
In 1774
In 1879
3.4 Abundance
3.4.1 Abundance In Universe
8 * 10-4 %3 * 10-6 %
Thallium Metal
5E-09 0.11
3.5.3 Abundance In Sun
~0.001 %~0.000004 %
Beryllium Metal
1E-08 0.1
3.6.2 Abundance In Meteorites
0.27 %0.00 %
Gold Metal
1.7E-07 22
3.6.4 Abundance In Earth's Crust
0.11 %0.00 %
Radium Metal
9.9E-12 8.1
3.6.8 Abundance In Oceans
0.00 %0.00 %
Protactinium Metal
2E-23 1.1
3.6.10 Abundance In Humans
0.00 %NA
Radium Metal
1E-13 1.4
4 Uses
4.1 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.
  • Uses of Scandium are limited to research purpose only. However, it has very low density and higher melting point.
  • Its compounds like scandium iodide is used in mercury vapor lamps to produce very bright white light.
4.1.1 Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry
Electrical Industry, Electronic Industry
4.1.2 Medical Uses
NA
NA
4.1.3 Other Uses
Alloys
Alloys
4.2 Biological Properties
4.2.1 Toxicity
Toxic
Non Toxic
4.2.2 Present in Human Body
4.2.3 In Blood
0.08 Blood/mg dm-30.01 Blood/mg dm-3
Plutonium Metal
0 1970
4.3.1 In Bone
100.00 p.p.m.0.00 p.p.m.
Plutonium Metal
0 170000
5 Physical
5.1 Melting Point
1,245.00 °C1,539.00 °C
Francium Metal
27 3410
5.3 Boiling Point
1,962.00 °C2,832.00 °C
Flerovium Metal
147 5660
5.4 Appearance
5.4.1 Physical State
Solid
Solid
5.4.2 Color
Silver
Silvery White
5.4.3 Luster
Metallic
Lustrous
5.5 Hardness
5.5.1 Mohs Hardness
6.00NA
Cesium Metal
0.2 8.5
7.3.4 Brinell Hardness
196.00 MPa750.00 MPa
Cesium Metal
0.14 3490
7.3.6 Vickers Hardness
NANA
Palladium Metal
121 3430
8.2 Speed of Sound
5,150.00 m/sNA
Thallium Metal
818 16200
8.6 Optical Properties
8.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
8.7.1 Reflectivity
NANA
Molybdenum Metal
58 97
8.10 Allotropes
8.10.1 α Allotropes
Not Available
Not Available
8.10.2 β Allotropes
Not Available
Not Available
8.10.3 γ Allotropes
Not Available
Not Available
9 Chemical
9.1 Chemical Formula
Mn
Sc
9.2 Isotopes
9.2.1 Known Isotopes
2113
Tennessine Metal
0 38
9.3 Electronegativity
9.3.1 Pauling Electronegativity
1.551.36
Francium Metal
0.7 2.54
9.4.1 Sanderson Electronegativity
2.201.02
Cesium Metal
0.22 2.56
9.6.3 Allred Rochow Electronegativity
1.601.20
Cesium Metal
0.86 1.82
10.2.3 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
10.3.4 Allen Electronegativity
1.751.19
Cesium Metal
0.659 2.7
10.5 Electropositivity
10.5.1 Pauling Electropositivity
2.452.64
Gold Metal
1.46 3.3
10.6 Ionization Energies
10.6.1 1st Energy Level
717.30 kJ/mol633.10 kJ/mol
Cesium Metal
375.7 26130
10.7.3 2nd Energy Level
1,509.00 kJ/mol1,235.00 kJ/mol
Ruthenium Metal
710.2162 28750
10.9.1 3rd Energy Level
3,248.00 kJ/mol2,388.60 kJ/mol
Osmium Metal
1600 34230
10.12.1 4th Energy Level
4,940.00 kJ/mol7,090.60 kJ/mol
Thorium Metal
2780 37066
10.12.5 5th Energy Level
6,990.00 kJ/mol8,843.00 kJ/mol
Dubnium Metal
4305.2 97510
10.14.3 6th Energy Level
9,220.00 kJ/mol10,679.00 kJ/mol
Seaborgium Metal
5715.8 105800
11.1.5 7th Energy level
11,500.00 kJ/mol13,310.00 kJ/mol
Bohrium Metal
7226.8 114300
11.1.9 8th Energy Level
18,770.00 kJ/mol15,250.00 kJ/mol
Hassium Metal
8857.4 125300
11.1.13 9th Energy Level
21,400.00 kJ/mol17,370.00 kJ/mol
Yttrium Metal
14110 134700
11.2.3 10th Energy Level
23,960.00 kJ/mol21,726.00 kJ/mol
Strontium Metal
17100 144300
11.3.3 11th Energy Level
27,590.00 kJ/mol24,102.00 kJ/mol
Yttrium Metal
19900 169988
11.4.4 12th Energy Level
30,330.00 kJ/mol66,320.00 kJ/mol
Molybdenum Metal
22219 189368
11.4.9 13th Energy Level
33,150.00 kJ/mol73,010.00 kJ/mol
Molybdenum Metal
26930 76015
11.6.1 14th Energy Level
38,880.00 kJ/mol80,160.00 kJ/mol
Molybdenum Metal
29196 86450
11.7.2 15th Energy Level
41,987.00 kJ/mol89,490.00 kJ/mol
Copper
41987 97510
11.7.3 16th Energy Level
109,480.00 kJ/mol97,400.00 kJ/mol
Iron Metal
47206 109480
12.1.2 17th Energy Level
118,100.00 kJ/mol105,600.00 kJ/mol
Cobalt Metal
52737 122200
12.1.4 18th Energy Level
127,100.00 kJ/mol117,000.00 kJ/mol
Nickel Metal
58570 134810
12.5.1 19th Energy Level
138,600.00 kJ/mol124,270.00 kJ/mol
Copper Metal
64702 148700
13.1.3 20th Energy Level
148,500.00 kJ/molNA
Molybdenum Metal
80400 171200
13.1.5 21st Energy Level
158,600.00 kJ/molNA
Molybdenum Metal
87000 179100
13.1.10 22nd Energy Level
172,500.00 kJ/molNA
Molybdenum Metal
93400 184900
13.1.13 23rd Energy Level
181,380.00 kJ/molNA
Molybdenum Metal
98420 198800
13.2.3 24th Energy Level
NANA
Molybdenum Metal
104400 195200
13.3.4 25th Energy Level
NANA
Molybdenum Metal
121900 121900
13.3.6 26th Energy Level
NANA
Molybdenum Metal
127700 127700
13.3.10 27th Energy Level
NANA
Molybdenum Metal
133800 133800
13.4.1 28th Energy Level
NANA
Molybdenum Metal
139800 139800
13.4.4 29th Energy Level
NANA
Molybdenum Metal
148100 148100
13.6.1 30th Energy Level
NANA
Molybdenum Metal
154500 154500
14.2 Electrochemical Equivalent
0.29 g/amp-hr0.56 g/amp-hr
Beryllium Metal
0.16812 8.3209
14.9 Electron Work Function
4.10 eV3.50 eV
Cesium Metal
2.14 5.65
15.2 Other Chemical Properties
Ionization, Radioactive Isotopes
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility
16 Atomic
16.1 Atomic Number
2521
Lithium Metal
3 117
17.2 Electron Configuration
[Ar] 3d5 4s2
[Ar] 3d1 4s2
17.3 Crystal Structure
Body Centered Cubic (BCC)
Hexagonal Close Packed (HCP)
17.3.1 Crystal Lattice
17.4 Atom
17.4.1 Number of Protons
2521
Lithium Metal
3 117
17.5.3 Number of Neutrons
3024
Lithium Metal
4 184
17.7.1 Number of Electrons
2521
Lithium Metal
3 117
17.9 Radius of an Atom
17.9.1 Atomic Radius
127.00 pm162.00 pm
Beryllium Metal
112 265
17.11.2 Covalent Radius
139.00 pm170.00 pm
Beryllium Metal
96 260
17.11.6 Van der Waals Radius
200.00 pm211.00 pm
Zinc Metal
139 348
17.14 Atomic Weight
54.94 amu44.96 amu
Lithium Metal
6.94 294
17.16 Atomic Volume
1.39 cm3/mol15.00 cm3/mol
Palladium
1.39 71.07
17.18 Adjacent Atomic Numbers
17.18.1 Previous Element
17.18.2 Next Element
17.19 Valence Electron Potential
220.00 (-eV)58.00 (-eV)
Francium Metal
8 392.42
17.20 Lattice Constant
891.25 pm330.90 pm
Beryllium Metal
228.58 891.25
17.24 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
17.25 Lattice C/A Ratio
NA1.59
Beryllium Metal
1.567 1.886
18 Mechanical
18.1 Density
18.1.1 Density At Room Temperature
7.21 g/cm32.99 g/cm3
Lithium Metal
0.534 40.7
19.3.1 Density When Liquid (at m.p.)
5.95 g/cm32.80 g/cm3
Lithium Metal
0.512 20
20.2 Tensile Strength
NANA
Indium Metal
2.5 11000
20.4 Viscosity
NANA
Mercury Metal
0.001526 0.001526
20.5 Vapor Pressure
20.5.1 Vapor Pressure at 1000 K
0.00 (Pa)0.00 (Pa)
Cerium Metal
2.47E-11 121
20.5.3 Vapor Pressure at 2000 K
NA91.30 (Pa)
Tungsten Metal
2.62E-10 774
20.7 Elasticity properties
20.7.1 Shear Modulus
NA29.10 GPa
Potassium Metal
1.3 222
21.1.1 Bulk Modulus
120.00 GPa56.60 GPa
Cesium Metal
1.6 462
21.3.1 Young's Modulus
198.00 GPa74.40 GPa
Cesium Metal
1.7 528
21.4 Poisson Ratio
NA0.28
Beryllium Metal
0.032 0.47
21.7 Other Mechanical Properties
NA
NA
22 Magnetic
22.1 Magnetic Characteristics
22.1.1 Specific Gravity
7.212.99
Lithium Metal
0.53 4500
22.2.2 Magnetic Ordering
Paramagnetic
Paramagnetic
22.2.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
22.3.1 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
22.4 Electrical Properties
22.4.1 Electrical Property
Conductor
Conductor
22.4.2 Resistivity
1.44 nΩ·m562.00 nΩ·m
Thallium Metal
0.18 961
22.6.1 Electrical Conductivity
0.01 106/cm Ω0.02 106/cm Ω
Plutonium Metal
0.00666 0.63
23.1.2 Electron Affinity
0.00 kJ/mol18.10 kJ/mol
Mercury Metal
0 222.8
24 Thermal
24.1 Specific Heat
0.48 J/(kg K)0.60 J/(kg K)
Americium Metal
0.11 3.6
24.3 Molar Heat Capacity
26.32 J/mol·K25.52 J/mol·K
Beryllium Metal
16.443 62.7
24.5 Thermal Conductivity
7.81 W/m·K15.80 W/m·K
Neptunium Metal
6.3 429
24.6 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
24.7 Thermal Expansion
21.70 µm/(m·K)10.20 µm/(m·K)
Tungsten Metal
4.5 97
24.8 Enthalpy
24.8.1 Enthalpy of Vaporization
219.70 kJ/mol314.20 kJ/mol
Zinc Metal
7.32 799.1
25.1.1 Enthalpy of Fusion
14.64 kJ/mol14.10 kJ/mol
Cesium Metal
2.1 35.23
25.2.1 Enthalpy of Atomization
280.30 kJ/mol343.00 kJ/mol
Mercury Metal
61.5 837
25.4 Standard Molar Entropy
32.00 J/mol.K34.60 J/mol.K
Beryllium Metal
9.5 198.1