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Tantalum
Tantalum

Fermium
Fermium



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Tantalum
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Fermium

Tantalum Fermium Comparison

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1 Periodic Table
1.1 Symbol
Ta
Fm
1.2 Group Number
5NA
Gadolinium Metal
0 17
1.3 Period Number
67
Lithium Metal
2 7
1.5 Block
d block
f block
1.6 Element Family
Transition Metal
Actinide
1.7 CAS Number
74402577440724
Aluminium Metal
7429905 54386242
1.8 Space Group Name
Im_ 3m
Not Available
1.9 Space Group Number
229.00NA
Plutonium Metal
11 229
2 Facts
2.1 Interesting Facts
  • Tantalum metal is known as corrosion resistance.
  • Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
  • Fermium metal is highly radioactive in nature.
  • Fermium is synthetically produced metal.
2.2 Sources
Found in Minerals, Mining, Ores of Minerals
Bombarding Pu-239 with Neutrons
2.3 History
2.3.1 Who Discovered
Anders Gustaf Ekeberg
Lawrence Berkeley National Laboratory
2.3.2 Discovery
In 1802
In 1952
2.4 Abundance
2.4.1 Abundance In Universe
8 * 10-9 %NA
Thallium Metal
5E-09 0.11
2.5.3 Abundance In Sun
~-9999 %~-9999 %
Beryllium Metal
1E-08 0.1
1.2.3 Abundance In Meteorites
0.00 %NA
Gold Metal
1.7E-07 22
2.3.5 Abundance In Earth's Crust
0.00 %NA
Radium Metal
9.9E-12 8.1
3.1.1 Abundance In Oceans
0.00 %NA
Protactinium Metal
2E-23 1.1
3.3.3 Abundance In Humans
NANA
Radium Metal
1E-13 1.4
4 Uses
4.1 Uses & Benefits
  • Tantalum metal is mainly used in the manufacturing of electron components. Its Oxide layer acts as an insulator.
  • Tantalum metal is also used in surgical transplant like replacement of bone, skull plates and as a woven gauze.
  • Currently known uses of Fermium metal are limited to research purpose only.
4.1.1 Industrial Uses
Electrical Industry, Electronic Industry
NA
4.1.2 Medical Uses
NA
NA
4.1.3 Other Uses
Alloys
NA
4.2 Biological Properties
4.2.1 Toxicity
Low Toxic
Unknown
4.2.2 Present in Human Body
4.2.3 In Blood
NA0.00 Blood/mg dm-3
Plutonium Metal
0 1970
5.6.2 In Bone
0.03 p.p.m.0.00 p.p.m.
Plutonium Metal
0 170000
6 Physical
6.1 Melting Point
2,996.00 °C1,527.00 °C
Francium Metal
27 3410
6.2 Boiling Point
5,425.00 °CNA
Flerovium Metal
147 5660
6.3 Appearance
6.3.1 Physical State
Solid
Solid
6.3.2 Color
Gray Blue
Unknown
6.3.3 Luster
Metallic
Not Defined
6.4 Hardness
6.4.1 Mohs Hardness
6.50NA
Cesium Metal
0.2 8.5
6.5.2 Brinell Hardness
440.00 MPaNA
Cesium Metal
0.14 3490
6.8.1 Vickers Hardness
870.00 MPaNA
Palladium Metal
121 3430
7.3 Speed of Sound
3,400.00 m/sNA
Thallium Metal
818 16200
8.3 Optical Properties
8.3.1 Refractive Index
NANA
Mercury Metal
1.000933 1.7229
9.2.2 Reflectivity
78.00 %NA
Molybdenum Metal
58 97
9.3 Allotropes
9.3.1 α Allotropes
Not Available
Not Available
9.3.2 β Allotropes
Not Available
Not Available
9.4.1 γ Allotropes
Not Available
Not Available
10 Chemical
10.1 Chemical Formula
Ta
Fm
10.2 Isotopes
10.2.1 Known Isotopes
3118
Tennessine Metal
0 38
10.3 Electronegativity
10.3.1 Pauling Electronegativity
1.501.30
Francium Metal
0.7 2.54
10.5.3 Sanderson Electronegativity
NANA
Cesium Metal
0.22 2.56
10.5.7 Allred Rochow Electronegativity
1.331.20
Cesium Metal
0.86 1.82
10.5.11 Mulliken-Jaffe Electronegativity
NANA
Cesium Metal
0.62 2.48
10.7.1 Allen Electronegativity
1.34NA
Cesium Metal
0.659 2.7
10.9 Electropositivity
10.9.1 Pauling Electropositivity
2.502.70
Gold Metal
1.46 3.3
10.11 Ionization Energies
10.11.1 1st Energy Level
761.00 kJ/mol627.00 kJ/mol
Cesium Metal
375.7 26130
11.2.3 2nd Energy Level
1,500.00 kJ/mol1,225.00 kJ/mol
Ruthenium Metal
710.2162 28750
11.4.1 3rd Energy Level
NA2,363.00 kJ/mol
Osmium Metal
1600 34230
11.4.6 4th Energy Level
NA3,792.00 kJ/mol
Thorium Metal
2780 37066
11.5.3 5th Energy Level
NANA
Dubnium Metal
4305.2 97510
11.6.2 6th Energy Level
NANA
Seaborgium Metal
5715.8 105800
11.6.4 7th Energy level
NANA
Bohrium Metal
7226.8 114300
11.7.3 8th Energy Level
NANA
Hassium Metal
8857.4 125300
11.7.6 9th Energy Level
NANA
Yttrium Metal
14110 134700
11.7.8 10th Energy Level
NANA
Strontium Metal
17100 144300
11.7.12 11th Energy Level
NANA
Yttrium Metal
19900 169988
11.7.16 12th Energy Level
NANA
Molybdenum Metal
22219 189368
11.7.19 13th Energy Level
NANA
Molybdenum Metal
26930 76015
11.7.23 14th Energy Level
NANA
Molybdenum Metal
29196 86450
11.7.26 15th Energy Level
NANA
Manganese Metal
41987 97510
11.7.29 16th Energy Level
NANA
Iron Metal
47206 109480
11.7.32 17th Energy Level
NANA
Cobalt Metal
52737 122200
11.7.35 18th Energy Level
NANA
Nickel Metal
58570 134810
11.7.38 19th Energy Level
NANA
Copper Metal
64702 148700
11.7.41 20th Energy Level
NANA
Molybdenum Metal
80400 171200
11.7.44 21st Energy Level
NANA
Molybdenum Metal
87000 179100
11.8.1 22nd Energy Level
NANA
Molybdenum Metal
93400 184900
11.8.3 23rd Energy Level
NANA
Molybdenum Metal
98420 198800
11.9.2 24th Energy Level
NANA
Molybdenum Metal
104400 195200
12.1.1 25th Energy Level
NANA
Molybdenum Metal
121900 121900
12.1.3 26th Energy Level
NANA
Molybdenum Metal
127700 127700
12.4.2 27th Energy Level
NANA
Molybdenum Metal
133800 133800
12.4.3 28th Energy Level
NANA
Molybdenum Metal
139800 139800
12.4.6 29th Energy Level
NANA
Molybdenum Metal
148100 148100
12.4.8 30th Energy Level
NANA
Molybdenum Metal
154500 154500
12.5 Electrochemical Equivalent
1.35 g/amp-hr3.20 g/amp-hr
Beryllium Metal
0.16812 8.3209
12.7 Electron Work Function
4.25 eVNA
Cesium Metal
2.14 5.65
12.8 Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility
Ionization, Radioactive Isotopes, Radioactivity
13 Atomic
13.1 Atomic Number
73100
Lithium Metal
3 117
13.3 Electron Configuration
[Xe] 4f14 5d3 6s2
[Rn] 5f12 7s2
13.4 Crystal Structure
Body Centered Cubic (BCC)
Not Known
13.4.1 Crystal Lattice
13.5 Atom
13.5.1 Number of Protons
73100
Lithium Metal
3 117
13.7.3 Number of Neutrons
108157
Lithium Metal
4 184
13.9.1 Number of Electrons
73100
Lithium Metal
3 117
13.12 Radius of an Atom
13.12.1 Atomic Radius
146.00 pmNA
Beryllium Metal
112 265
14.2.1 Covalent Radius
170.00 pmNA
Beryllium Metal
96 260
14.3.1 Van der Waals Radius
200.00 pm245.00 pm
Zinc Metal
139 348
14.4 Atomic Weight
180.95 amu257.00 amu
Lithium Metal
6.94 294
15.2 Atomic Volume
10.90 cm3/molNA
Manganese Metal
1.39 71.07
15.8 Adjacent Atomic Numbers
15.8.1 Previous Element
15.8.2 Next Element
15.9 Valence Electron Potential
110.00 (-eV)NA
Francium Metal
8 392.42
15.10 Lattice Constant
330.13 pmNA
Beryllium Metal
228.58 891.25
15.12 Lattice Angles
π/2, π/2, π/2
NA
15.13 Lattice C/A Ratio
NANA
Beryllium Metal
1.567 1.886
16 Mechanical
16.1 Density
16.1.1 Density At Room Temperature
16.69 g/cm3NA
Lithium Metal
0.534 40.7
16.2.2 Density When Liquid (at m.p.)
15.00 g/cm3NA
Lithium Metal
0.512 20
16.3 Tensile Strength
NANA
Indium Metal
2.5 11000
16.5 Viscosity
NANA
Mercury Metal
0.001526 0.001526
16.7 Vapor Pressure
16.7.1 Vapor Pressure at 1000 K
NANA
Cerium Metal
2.47E-11 121
17.1.2 Vapor Pressure at 2000 K
0.00 (Pa)NA
Tungsten Metal
2.62E-10 774
17.3 Elasticity properties
17.3.1 Shear Modulus
69.00 GPaNA
Potassium Metal
1.3 222
17.3.3 Bulk Modulus
200.00 GPaNA
Cesium Metal
1.6 462
17.6.2 Young's Modulus
186.00 GPaNA
Cesium Metal
1.7 528
17.8 Poisson Ratio
0.34NA
Beryllium Metal
0.032 0.47
17.11 Other Mechanical Properties
Ductile
NA
18 Magnetic
18.1 Magnetic Characteristics
18.1.1 Specific Gravity
16.65NA
Lithium Metal
0.53 4500
20.1.1 Magnetic Ordering
Paramagnetic
Unknown
20.1.2 Permeability
NANA
Bismuth Metal
1.25643E-06 0.0063
20.1.3 Susceptibility
NANA
Bismuth Metal
-0.000166 200000
20.3 Electrical Properties
20.3.1 Electrical Property
Conductor
Unknown
20.3.2 Resistivity
131.00 nΩ·mNA
Thallium Metal
0.18 961
20.4.1 Electrical Conductivity
0.08 106/cm ΩNA
Plutonium Metal
0.00666 0.63
20.7.1 Electron Affinity
31.00 kJ/molNA
Mercury Metal
0 222.8
21 Thermal
21.1 Specific Heat
0.14 J/(kg K)NA
Americium Metal
0.11 3.6
21.3 Molar Heat Capacity
25.36 J/mol·KNA
Beryllium Metal
16.443 62.7
21.5 Thermal Conductivity
57.50 W/m·KNA
Neptunium Metal
6.3 429
21.6 Critical Temperature
NANA
Ytterbium Metal
26.3 3223
21.8 Thermal Expansion
6.30 µm/(m·K)NA
Tungsten Metal
4.5 97
21.9 Enthalpy
21.9.1 Enthalpy of Vaporization
753.10 kJ/molNA
Zinc Metal
7.32 799.1
21.10.1 Enthalpy of Fusion
31.40 kJ/molNA
Cesium Metal
2.1 35.23
22.1.2 Enthalpy of Atomization
782.00 kJ/molNA
Mercury Metal
61.5 837
22.2 Standard Molar Entropy
41.50 J/mol.KNA
Beryllium Metal
9.5 198.1