Symbol
Lr
V
Group Number
35
0
17
👆🏻
Period Number
74
2
7
👆🏻
Block
d block
d block
Element Family
Actinide
Transition Metal
CAS Number
225371957440622
7429905
54386242
👆🏻
Space Group Name
-
Im_ 3m
Space Group Number
225.00229.00
11
276
👆🏻
Interesting Facts
- It is synthetically produced metal.
- Radiation hazard can be produce by it.
- Vanadium is a highly reactive metal, hence it is not found free in nature.
- Vanadium can be found in almost 65 different types of minerals.
Sources
Bombarding Californium-252 with Boron Nuclei, Found in Minerals, Mining
Found As a By-product, Found in Minerals, Mining, Ores of Minerals
History
Who Discovered
Lawrence Berkeley National Laboratory and Joint Institute for Nuclear Research
Andrés Manuel del Río
Discovery
In 1961–1971
In 1801
Abundance
Abundance In Universe
0.00 %0.00 %
0
0.11
👆🏻
Abundance In Sun
-0.00 %
0
0.1
👆🏻
Abundance In Meteorites
0.00 %0.01 %
0
22
👆🏻
Abundance In Earth's Crust
0.00 %0.02 %
1E-37
8.1
👆🏻
Abundance In Oceans
-0.00 %
0
1.1
👆🏻
Abundance In Humans
-0.00 %
0
1.4
👆🏻
Uses & Benefits
- Currently known uses of Lawrencium metal are limited to research purpose only.
- Its ally with steel is used very tough and hence it is used in armor plates, axles, piston rods, tools and crankshafts.
-
Its oxide is used as pigments for glass and ceramics.
Industrial Uses
-
Aerospace Industry, Automobile Industry, Chemical Industry
Medical Uses
-
-
Other Uses
-
Alloys
Biological Properties
Toxicity
-
Toxic
Present in Human Body
✔
✘
✔
✘
In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
👆🏻
In Bone
0.00 p.p.m.0.00 p.p.m.
0
170000
👆🏻
Melting Point
1,627.00 °C1,890.00 °C
-38.83
3410
👆🏻
Boiling Point
0.00 °C3,380.00 °C
0
5660
👆🏻
Appearance
Physical State
Solid
Solid
Color
Silver
Blue-Silver Grey
Luster
Unknown Luster
Metallic
Hardness
Mohs Hardness
-6.70
0.2
8.5
👆🏻
Brinell Hardness
500.00 MPa600.00 MPa
0.14
3490
👆🏻
Vickers Hardness
500.00 MPa628.00 MPa
0
3920
👆🏻
Speed of Sound
2,760.00 m/s4,560.00 m/s
818
16200
👆🏻
Optical Properties
Refractive Index
1.302.05
0.155
3.41
👆🏻
Reflectivity
65.00 %61.00 %
5
97
👆🏻
Allotropes
✔
✘
✔
✘
α Allotropes
-
-
β Allotropes
-
-
γ Allotropes
-
-
Chemical Formula
Lr
V
Isotopes
Known Isotopes
1022
0
38
👆🏻
Electronegativity
Pauling Electronegativity
1.301.63
0
2.6
👆🏻
Sanderson Electronegativity
1.301.39
0.22
2.56
👆🏻
Allred Rochow Electronegativity
1.301.45
0.86
1.9
👆🏻
Mulliken-Jaffe Electronegativity
1.301.63
0.62
2.48
👆🏻
Allen Electronegativity
1.301.53
0.659
2.7
👆🏻
Electropositivity
Pauling Electropositivity
2.002.37
1.46
3.3
👆🏻
Ionization Energies
1st Energy Level
470.00 kJ/mol650.90 kJ/mol
375.7
26130
👆🏻
2nd Energy Level
1,428.00 kJ/mol1,414.00 kJ/mol
392.8
28750
👆🏻
3rd Energy Level
2,228.00 kJ/mol2,830.00 kJ/mol
392.8
34230
👆🏻
4th Energy Level
4,910.00 kJ/mol4,507.00 kJ/mol
375.7
37066
👆🏻
5th Energy Level
4,780.00 kJ/mol6,298.70 kJ/mol
392
97510
👆🏻
6th Energy Level
4,780.00 kJ/mol12,363.00 kJ/mol
1007
105800
👆🏻
7th Energy level
4,780.00 kJ/mol14,530.00 kJ/mol
1007
114300
👆🏻
8th Energy Level
4,780.00 kJ/mol16,730.00 kJ/mol
730
125300
👆🏻
9th Energy Level
4,780.00 kJ/mol19,860.00 kJ/mol
1007
134700
👆🏻
10th Energy Level
5,800.00 kJ/mol22,240.00 kJ/mol
392
144300
👆🏻
11th Energy Level
5,800.00 kJ/mol24,670.00 kJ/mol
392
169988
👆🏻
12th Energy Level
47,800.00 kJ/mol29,730.00 kJ/mol
0
189368
👆🏻
13th Energy Level
4,780.00 kJ/mol32,446.00 kJ/mol
1007
76015
👆🏻
14th Energy Level
1,186.00 kJ/mol86,450.00 kJ/mol
380
86450
👆🏻
15th Energy Level
47,800.00 kJ/mol94,170.00 kJ/mol
33000
100700
👆🏻
16th Energy Level
470.00 kJ/mol102,300.00 kJ/mol
375.7
109480
👆🏻
17th Energy Level
1,186.00 kJ/mol112,700.00 kJ/mol
375.7
122200
👆🏻
18th Energy Level
4,780.00 kJ/mol121,600.00 kJ/mol
0
134810
👆🏻
19th Energy Level
1,186.00 kJ/mol130,700.00 kJ/mol
375.7
148700
👆🏻
20th Energy Level
860.00 kJ/mol143,400.00 kJ/mol
0
171200
👆🏻
21st Energy Level
1,186.00 kJ/mol151,440.00 kJ/mol
375.7
179100
👆🏻
22nd Energy Level
388.00 kJ/mol650.00 kJ/mol
330
184900
👆🏻
23rd Energy Level
1,180.00 kJ/mol650.90 kJ/mol
357.6
198800
👆🏻
24th Energy Level
546.10 kJ/mol650.90 kJ/mol
297.3
195200
👆🏻
25th Energy Level
0.00 kJ/mol650.90 kJ/mol
0
121900
👆🏻
26th Energy Level
594.70 kJ/mol650.90 kJ/mol
357.6
127700
👆🏻
27th Energy Level
470.00 kJ/mol650.90 kJ/mol
0
133800
👆🏻
28th Energy Level
478.00 kJ/mol650.90 kJ/mol
297.3
139800
👆🏻
29th Energy Level
580.00 kJ/mol650.90 kJ/mol
0
148100
👆🏻
30th Energy Level
0.00 kJ/mol650.90 kJ/mol
0
154500
👆🏻
Electrochemical Equivalent
3.23 g/amp-hr0.38 g/amp-hr
0.16812
8.3209
👆🏻
Electron Work Function
4.90 eV4.30 eV
2.14
6
👆🏻
Other Chemical Properties
Ionization, Radioactive Isotopes
Anti Corrosion, Ionization, Radioactive Isotopes
Atomic Number
10323
3
117
👆🏻
Electron Configuration
[Rn] 5f14 7s2 7p1
[Ar] 3d3 4s2
Crystal Structure
Hexagonal Close Packed (HCP)
Body Centered Cubic (BCC)
Crystal Lattice
Atom
Number of Protons
10323
3
117
👆🏻
Number of Neutrons
15728
4
285
👆🏻
Number of Electrons
10323
3
117
👆🏻
Radius of an Atom
Atomic Radius
162.00 pm134.00 pm
0
348
👆🏻
Covalent Radius
162.00 pm153.00 pm
0
260
👆🏻
Van der Waals Radius
246.00 pm200.00 pm
0
348
👆🏻
Atomic Weight
266.00 amu50.94 amu
6.94
294
👆🏻
Atomic Volume
35.10 cm3/mol8.78 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
0.00 (-eV)120.00 (-eV)
0
392.42
👆🏻
Lattice Constant
530.00 pm303.00 pm
0
891.25
👆🏻
Lattice Angles
-
π/2, π/2, π/2
Lattice C/A Ratio
1.601.70
0.423
1.9
👆🏻
Density
Density At Room Temperature
15.00 g/cm36.00 g/cm3
0.534
40.7
👆🏻
Density When Liquid (at m.p.)
15.60 g/cm35.50 g/cm3
0.512
41
👆🏻
Tensile Strength
80.00 MPa800.00 MPa
0.1
11000
👆🏻
Viscosity
0.000.00
1.5E-05
0.0035
👆🏻
Vapor Pressure
Vapor Pressure at 1000 K
0.00 (Pa)0.00 (Pa)
0
121
👆🏻
Vapor Pressure at 2000 K
0.00 (Pa)0.23 (Pa)
0
774
👆🏻
Elasticity properties
Shear Modulus
30.00 GPa47.00 GPa
1.3
222
👆🏻
Bulk Modulus
15.00 GPa160.00 GPa
0
462
👆🏻
Young's Modulus
210.00 GPa128.00 GPa
0
528
👆🏻
Poisson Ratio
0.320.37
0.032
0.47
👆🏻
Other Mechanical Properties
-
Ductile, Malleable
Magnetic Characteristics
Specific Gravity
15.605.96
0.53
4500
👆🏻
Magnetic Ordering
-
Paramagnetic
Permeability
0.00 H/m0.00 H/m
1.25643E-06
0.0063
👆🏻
Susceptibility
0.000.00
-0.000166
200000
👆🏻
Electrical Properties
Electrical Property
-
Superconductor
Resistivity
8.37 nΩ·m197.00 nΩ·m
0.1
961
👆🏻
Electrical Conductivity
0.00 106/cm Ω0.05 106/cm Ω
0
0.63
👆🏻
Electron Affinity
50.00 kJ/mol50.60 kJ/mol
0
222.8
👆🏻
Specific Heat
0.22 J/(kg K)0.49 J/(kg K)
0.1
3.6
👆🏻
Molar Heat Capacity
27.00 J/mol·K24.89 J/mol·K
13.1
62.7
👆🏻
Thermal Conductivity
0.00 W/m·K30.70 W/m·K
0
429
👆🏻
Critical Temperature
1,323.00 K2,183.00 K
26.3
3695
👆🏻
Thermal Expansion
8.50 µm/(m·K)8.40 µm/(m·K)
4.5
97
👆🏻
Enthalpy
Enthalpy of Vaporization
341.90 kJ/mol458.60 kJ/mol
7.32
799.1
👆🏻
Enthalpy of Fusion
-17.57 kJ/mol
2.1
35.23
👆🏻
Enthalpy of Atomization
580.00 kJ/mol514.60 kJ/mol
61.5
837
👆🏻
Standard Molar Entropy
54.80 J/mol.K28.90 J/mol.K
9.5
198.1
👆🏻