1 Periodic Table
1.1 Symbol
1.2 Group Number
1.3 Period Number
1.4 Block
1.5 Element Family
Transition Metal
Actinide
1.6 CAS Number
74406227440133
7429905
54386242
1.7 Space Group Name
1.8 Space Group Number
2 Facts
2.1 Interesting Facts
- 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.
- Protactinium metal has 29 isotopes.
- Isotopes of Protactinium-231 used in nuclear weapon.
2.2 Sources
Found As a By-product, Found in Minerals, Mining, Ores of Minerals
Found in Uranium Ores, Mining, Ores of metals
2.3 History
2.3.1 Who Discovered
Andrés Manuel del Río
William Crookes
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
2.4.2 Abundance In Sun
~0.00004 %~-9999 %
1E-08
0.1
2.4.3 Abundance In Meteorites
2.4.4 Abundance In Earth's Crust
2.4.5 Abundance In Oceans
2.4.6 Abundance In Humans
3 Uses
3.1 Uses & Benefits
- 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.
- Currently known uses of Protactinium metal are limited to research purpose only.
3.1.1 Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry
NA
3.1.2 Medical Uses
3.1.3 Other Uses
3.2 Biological Properties
3.2.1 Toxicity
3.2.2 Present in Human Body
3.2.3 In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
3.2.4 In Bone
0.00 p.p.m.0.00 p.p.m.
0
170000
4 Physical
4.1 Melting Point
1,890.00 °C1,568.00 °C
27
3410
4.2 Boiling Point
3,380.00 °C4,027.00 °C
147
5660
4.3 Appearance
4.3.1 Physical State
4.3.2 Color
4.3.3 Luster
4.4 Hardness
4.4.1 Mohs Hardness
4.4.2 Brinell Hardness
4.4.3 Vickers Hardness
4.5 Speed of Sound
4.6 Optical Properties
4.6.1 Refractive Index
4.6.2 Reflectivity
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
5.2 Isotopes
5.2.1 Known Isotopes
5.3 Electronegativity
5.3.1 Pauling Electronegativity
5.3.2 Sanderson Electronegativity
5.3.3 Allred Rochow Electronegativity
5.3.4 Mulliken-Jaffe Electronegativity
5.3.5 Allen Electronegativity
5.4 Electropositivity
5.4.1 Pauling Electropositivity
5.5 Ionization Energies
5.5.1 1st Energy Level
650.90 kJ/mol568.00 kJ/mol
375.7
26130
5.5.2 2nd Energy Level
1,414.00 kJ/mol1,128.00 kJ/mol
710.2162
28750
5.5.3 3rd Energy Level
2,830.00 kJ/mol1,814.00 kJ/mol
1600
34230
5.5.4 4th Energy Level
4,507.00 kJ/mol2,991.00 kJ/mol
2780
37066
5.5.5 5th Energy Level
6,298.70 kJ/molNA
4305.2
97510
5.5.6 6th Energy Level
12,363.00 kJ/molNA
5715.8
105800
5.5.7 7th Energy level
14,530.00 kJ/molNA
7226.8
114300
5.5.8 8th Energy Level
16,730.00 kJ/molNA
8857.4
125300
5.5.9 9th Energy Level
19,860.00 kJ/molNA
14110
134700
5.5.10 10th Energy Level
22,240.00 kJ/molNA
17100
144300
5.5.11 11th Energy Level
24,670.00 kJ/molNA
19900
169988
5.5.12 12th Energy Level
29,730.00 kJ/molNA
22219
189368
5.5.13 13th Energy Level
32,446.00 kJ/molNA
26930
76015
5.5.14 14th Energy Level
86,450.00 kJ/molNA
29196
86450
5.5.15 15th Energy Level
94,170.00 kJ/molNA
41987
97510
5.5.16 16th Energy Level
102,300.00 kJ/molNA
47206
109480
5.5.17 17th Energy Level
112,700.00 kJ/molNA
52737
122200
5.5.18 18th Energy Level
121,600.00 kJ/molNA
58570
134810
5.5.19 19th Energy Level
130,700.00 kJ/molNA
64702
148700
5.5.20 20th Energy Level
143,400.00 kJ/molNA
80400
171200
5.5.21 21st Energy Level
151,440.00 kJ/molNA
87000
179100
5.5.22 22nd Energy Level
5.5.23 23rd Energy Level
5.5.24 24th Energy Level
5.5.25 25th Energy Level
5.5.26 26th Energy Level
5.5.27 27th Energy Level
5.5.28 28th Energy Level
5.5.29 29th Energy Level
5.5.30 30th Energy Level
5.6 Electrochemical Equivalent
0.38 g/amp-hr1.72 g/amp-hr
0.16812
8.3209
5.7 Electron Work Function
5.8 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes
Ionization, Radioactive Isotopes, Radioactivity
6 Atomic
6.1 Atomic Number
6.2 Electron Configuration
[Ar] 3d3 4s2
[Rn] 5f2 6d1 7s2
6.3 Crystal Structure
Body Centered Cubic (BCC)
Tetragonal (TETR)
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
134.00 pm163.00 pm
112
265
6.5.2 Covalent Radius
153.00 pm200.00 pm
96
260
6.5.3 Van der Waals Radius
200.00 pm243.00 pm
139
348
6.6 Atomic Weight
50.94 amu231.04 amu
6.94
294
6.7 Atomic Volume
8.78 cm3/mol15.00 cm3/mol
1.39
71.07
6.8 Adjacent Atomic Numbers
6.8.1 Previous Element
6.8.2 Next Element
6.9 Valence Electron Potential
120.00 (-eV)92.00 (-eV)
8
392.42
6.10 Lattice Constant
303.00 pm392.50 pm
228.58
891.25
6.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
6.12 Lattice C/A Ratio
7 Mechanical
7.1 Density
7.1.1 Density At Room Temperature
6.00 g/cm315.37 g/cm3
0.534
40.7
7.1.2 Density When Liquid (at m.p.)
7.2 Tensile Strength
7.3 Viscosity
7.4 Vapor Pressure
7.4.1 Vapor Pressure at 1000 K
7.4.2 Vapor Pressure at 2000 K
7.5 Elasticity properties
7.5.1 Shear Modulus
7.5.2 Bulk Modulus
7.5.3 Young's Modulus
7.6 Poisson Ratio
7.7 Other Mechanical Properties
Ductile, Malleable
Unknown
8 Magnetic
8.1 Magnetic Characteristics
8.1.1 Specific Gravity
8.1.2 Magnetic Ordering
Paramagnetic
Paramagnetic
8.1.3 Permeability
8.1.4 Susceptibility
8.2 Electrical Properties
8.2.1 Electrical Property
8.2.2 Resistivity
197.00 nΩ·m177.00 nΩ·m
0.18
961
8.2.3 Electrical Conductivity
0.05 106/cm Ω0.05 106/cm Ω
0.00666
0.63
8.2.4 Electron Affinity
9 Thermal
9.1 Specific Heat
0.49 J/(kg K)0.12 J/(kg K)
0.11
3.6
9.2 Molar Heat Capacity
24.89 J/mol·KNA
16.443
62.7
9.3 Thermal Conductivity
30.70 W/m·K47.00 W/m·K
6.3
429
9.4 Critical Temperature
9.5 Thermal Expansion
8.40 µm/(m·K)9.90 µm/(m·K)
4.5
97
9.6 Enthalpy
9.6.1 Enthalpy of Vaporization
458.60 kJ/molNA
7.32
799.1
9.6.2 Enthalpy of Fusion
17.57 kJ/mol12.34 kJ/mol
2.1
35.23
9.6.3 Enthalpy of Atomization
9.7 Standard Molar Entropy
28.90 J/mol.K198.10 J/mol.K
9.5
198.1