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Scandium
Scandium

Lawrencium
Lawrencium



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Scandium
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Lawrencium

Scandium Lawrencium Comparison

1 Periodic Table
1.1 Symbol
Sc
Lr
1.2 Group Number
3NA
Gadolinium Metal
0 17
1.3 Period Number
47
Lithium Metal
2 7
1.4 Block
d block
d block
1.5 Element Family
Transition Metal
Actinide
1.6 CAS Number
744020222537195
Aluminium Metal
7429905 54386242
1.7 Space Group Name
P63/mmc
Not Available
1.8 Space Group Number
194.00NA
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Scandium is known as one of the rare earth elements.
  • Scandium metal found in rare minerals called Wolframite .
  • It is synthetically produced metal.
  • Radiation hazard can be produce by it.
2.2 Sources
Found in Minerals, Mining, Ores of metals, Ores of Minerals
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining
2.3 History
2.3.1 Who Discovered
Lars Fredrik Nilson
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
2.3.2 Discovery
In 1879
In 1961–1971
2.4 Abundance
2.4.1 Abundance In Universe
3 * 10-6 %NA
Thallium Metal
5E-09 0.11
2.4.2 Abundance In Sun
~0.000004 %~-9999 %
Beryllium Metal
1E-08 0.1
2.4.3 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
2.4.4 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
2.4.5 Abundance In Oceans
0.00 %NA
Protactinium Metal
2E-23 1.1
2.4.6 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
3 Uses
3.1 Uses & Benefits
  • 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.
  • Currently known uses of Lawrencium metal are limited to research purpose only.
3.1.1 Industrial Uses
Electrical Industry, Electronic Industry
NA
3.1.2 Medical Uses
NA
NA
3.1.3 Other Uses
Alloys
NA
3.2 Biological Properties
3.2.1 Toxicity
Non Toxic
Unknown
3.2.2 Present in Human Body
3.2.3 In Blood
0.01 Blood/mg dm-30.00 Blood/mg dm-3
Plutonium Metal
0 1970
3.2.4 In Bone
0.00 p.p.m.0.00 p.p.m.
Plutonium Metal
0 170000
4 Physical
4.1 Melting Point
1,539.00 °C1,627.00 °C
Francium Metal
27 3410
4.2 Boiling Point
2,832.00 °CNA
Flerovium Metal
147 5660
4.3 Appearance
4.3.1 Physical State
Solid
Solid
4.3.2 Color
Silvery White
Silver
4.3.3 Luster
Lustrous
Unknown Luster
4.4 Hardness
4.4.1 Mohs Hardness
NANA
Cesium Metal
0.2 8.5
4.4.2 Brinell Hardness
750.00 MPaNA
Cesium Metal
0.14 3490
4.4.3 Vickers Hardness
NANA
Palladium Metal
121 3430
4.5 Speed of Sound
NANA
Thallium Metal
818 16200
4.6 Optical Properties
4.6.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
4.6.2 Reflectivity
NANA
Molybdenum Metal
58 97
4.7 Allotropes
4.7.1 α Allotropes
Not Available
Not Available
4.7.2 β Allotropes
Not Available
Not Available
4.7.3 γ Allotropes
Not Available
Not Available
5 Chemical
5.1 Chemical Formula
Sc
Lr
5.2 Isotopes
5.2.1 Known Isotopes
1310
Tennessine Metal
0 38
5.3 Electronegativity
5.3.1 Pauling Electronegativity
1.36NA
Francium Metal
0.7 2.54
5.3.2 Sanderson Electronegativity
1.02NA
Cesium Metal
0.22 2.56
5.3.3 Allred Rochow Electronegativity
1.20NA
Cesium Metal
0.86 1.82
5.3.4 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
5.3.5 Allen Electronegativity
1.19NA
Cesium Metal
0.659 2.7
5.4 Electropositivity
5.4.1 Pauling Electropositivity
2.64NA
Gold Metal
1.46 3.3
5.5 Ionization Energies
5.5.1 1st Energy Level
633.10 kJ/mol470.00 kJ/mol
Cesium Metal
375.7 26130
5.5.2 2nd Energy Level
1,235.00 kJ/mol1,428.00 kJ/mol
Ruthenium Metal
710.2162 28750
5.5.3 3rd Energy Level
2,388.60 kJ/mol2,228.00 kJ/mol
Osmium Metal
1600 34230
5.5.4 4th Energy Level
7,090.60 kJ/mol4,910.00 kJ/mol
Thorium Metal
2780 37066
5.5.5 5th Energy Level
8,843.00 kJ/molNA
Dubnium Metal
4305.2 97510
5.5.6 6th Energy Level
10,679.00 kJ/molNA
Seaborgium Metal
5715.8 105800
5.5.7 7th Energy level
13,310.00 kJ/molNA
Bohrium Metal
7226.8 114300
5.5.8 8th Energy Level
15,250.00 kJ/molNA
Hassium Metal
8857.4 125300
5.5.9 9th Energy Level
17,370.00 kJ/molNA
Yttrium Metal
14110 134700
5.5.10 10th Energy Level
21,726.00 kJ/molNA
Strontium Metal
17100 144300
5.5.11 11th Energy Level
24,102.00 kJ/molNA
Yttrium Metal
19900 169988
5.5.12 12th Energy Level
66,320.00 kJ/molNA
Molybdenum Metal
22219 189368
5.5.13 13th Energy Level
73,010.00 kJ/molNA
Molybdenum Metal
26930 76015
5.5.14 14th Energy Level
80,160.00 kJ/molNA
Molybdenum Metal
29196 86450
5.5.15 15th Energy Level
89,490.00 kJ/molNA
Manganese Metal
41987 97510
5.5.16 16th Energy Level
97,400.00 kJ/molNA
Iron Metal
47206 109480
5.5.17 17th Energy Level
105,600.00 kJ/molNA
Cobalt Metal
52737 122200
5.5.18 18th Energy Level
117,000.00 kJ/molNA
Nickel Metal
58570 134810
5.5.19 19th Energy Level
124,270.00 kJ/molNA
Copper Metal
64702 148700
5.5.20 20th Energy Level
NANA
Molybdenum Metal
80400 171200
5.5.21 21st Energy Level
NANA
Molybdenum Metal
87000 179100
5.5.22 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
5.5.23 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
5.5.24 24th Energy Level
NANA
Molybdenum Metal
104400 195200
5.5.25 25th Energy Level
NANA
Molybdenum Metal
121900 121900
5.5.26 26th Energy Level
NANA
Molybdenum Metal
127700 127700
5.5.27 27th Energy Level
NANA
Molybdenum Metal
133800 133800
5.5.28 28th Energy Level
NANA
Molybdenum Metal
139800 139800
5.5.29 29th Energy Level
NANA
Molybdenum Metal
148100 148100
5.5.30 30th Energy Level
NANA
Molybdenum Metal
154500 154500
5.6 Electrochemical Equivalent
0.56 g/amp-hr3.23 g/amp-hr
Beryllium Metal
0.16812 8.3209
5.7 Electron Work Function
3.50 eVNA
Cesium Metal
2.14 5.65
5.8 Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes, Solubility
Ionization, Radioactive Isotopes
6 Atomic
6.1 Atomic Number
21103
Lithium Metal
3 117
6.2 Electron Configuration
[Ar] 3d1 4s2
[Rn] 5f14 7s2 7p1
6.3 Crystal Structure
Hexagonal Close Packed (HCP)
Hexagonal Close Packed (HCP)
6.3.1 Crystal Lattice
6.4 Atom
6.4.1 Number of Protons
21103
Lithium Metal
3 117
6.4.2 Number of Neutrons
24157
Lithium Metal
4 184
6.4.3 Number of Electrons
21103
Lithium Metal
3 117
6.5 Radius of an Atom
6.5.1 Atomic Radius
162.00 pmNA
Beryllium Metal
112 265
6.5.2 Covalent Radius
170.00 pmNA
Beryllium Metal
96 260
6.5.3 Van der Waals Radius
211.00 pm246.00 pm
Zinc Metal
139 348
6.6 Atomic Weight
44.96 amu266.00 amu
Lithium Metal
6.94 294
6.7 Atomic Volume
15.00 cm3/molNA
Manganese Metal
1.39 71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
58.00 (-eV)NA
Francium Metal
8 392.42
6.10 Lattice Constant
330.90 pmNA
Beryllium Metal
228.58 891.25
6.11 Lattice Angles
π/2, π/2, 2 π/3
NA
6.12 Lattice C/A Ratio
1.59NA
Beryllium Metal
1.567 1.886
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
2.99 g/cm3NA
Lithium Metal
0.534 40.7
7.1.2 Density When Liquid (at m.p.)
2.80 g/cm3NA
Lithium Metal
0.512 20
7.2 Tensile Strength
NANA
Indium Metal
2.5 11000
7.3 Viscosity
NANA
Mercury Metal
0.001526 0.001526
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
0.00 (Pa)NA
Cerium Metal
2.47E-11 121
7.4.2 Vapor Pressure at 2000 K
91.30 (Pa)NA
Tungsten Metal
2.62E-10 774
7.5 Elasticity properties
7.5.1 Shear Modulus
29.10 GPaNA
Potassium Metal
1.3 222
7.5.2 Bulk Modulus
56.60 GPaNA
Cesium Metal
1.6 462
7.5.3 Young's Modulus
74.40 GPaNA
Cesium Metal
1.7 528
7.6 Poisson Ratio
0.280.32
Beryllium Metal
0.032 0.47
7.7 Other Mechanical Properties
NA
Unknown
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
2.99NA
Lithium Metal
0.53 4500
8.1.2 Magnetic Ordering
Paramagnetic
Unknown
8.1.3 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
8.1.4 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
8.2 Electrical Properties
8.2.1 Electrical Property
Conductor
Unknown
8.2.2 Resistivity
562.00 nΩ·mNA
Thallium Metal
0.18 961
8.2.3 Electrical Conductivity
0.02 106/cm ΩNA
Plutonium Metal
0.00666 0.63
8.2.4 Electron Affinity
18.10 kJ/molNA
Mercury Metal
0 222.8
9 Thermal
9.1 Specific Heat
0.60 J/(kg K)NA
Americium Metal
0.11 3.6
9.2 Molar Heat Capacity
25.52 J/mol·KNA
Beryllium Metal
16.443 62.7
9.3 Thermal Conductivity
15.80 W/m·KNA
Neptunium Metal
6.3 429
9.4 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
9.5 Thermal Expansion
10.20 µm/(m·K)NA
Tungsten Metal
4.5 97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
314.20 kJ/molNA
Zinc Metal
7.32 799.1
9.6.2 Enthalpy of Fusion
14.10 kJ/molNA
Cesium Metal
2.1 35.23
9.6.3 Enthalpy of Atomization
343.00 kJ/molNA
Mercury Metal
61.5 837
9.7 Standard Molar Entropy
34.60 J/mol.KNA
Beryllium Metal
9.5 198.1