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Tantalum Beryllium Comparison

Tantalum
Beryllium
Beryllium Tantalum comparison


Periodic Table
Symbol
Ta   
Be   
Group Number
5   
13
2   
16
Period Number
6   
2   
Block
d block   
s block   
Element Family
Transition Metal   
Alkaline Earth   
CAS Number
7440257   
99+
7440417   
99+
Space Group Name
Im_ 3m   
P63/mmc   
Space Group Number
229.00   
1
194.00   
5
Facts
Interesting Facts
  • Tantalum metal is known as corrosion resistance.
  • Tantalum metal can easily fabricated and It is a good conductor of heat and electricity.
  
  • Beryllium is best anti corrosion metal.
  • Beryllium is the lightest metal and still it is stronger than steel.
  • It also finds various applications in Nuclear reactors as a reflector.
  
Sources
Found in Minerals, Mining, Ores of Minerals   
Earth's crust, Found in Minerals, Mining, Ores of metals, Ores of Minerals   
History
  
  
Who Discovered
Anders Gustaf Ekeberg   
Louis Nicolas Vauquelin   
Discovery
In 1802   
In 1797   
Abundance
  
  
Abundance In Universe
8 * 10-9 %   
31
1 * 10-7 %   
23
Abundance In Sun
~-9999 %   
~0.00000001 %   
29
Abundance In Meteorites
0.00 %   
99+
0.00 %   
99+
Abundance In Earth's Crust
0.00 %   
37
0.00 %   
35
Abundance In Oceans
0.00 %   
31
0.00 %   
39
Abundance In Humans
Not Available   
0.00 %   
19
Uses
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.
  
  • Its alloys with copper or nickel are used in manufacturing Gyroscopes, springs, electrical contact and non sparking tools.
  • Beryllium Alloys are used as a material for aircraft, missiles, spacecraft and satellite.
  
Industrial Uses
Electrical Industry, Electronic Industry   
Aerospace Industry, Ammunition Industry, Automobile Industry, Electrical Industry, Electronic Industry   
Medical Uses
NA   
NA   
Other Uses
Alloys   
Alloys   
Biological Properties
  
  
Toxicity
Low Toxic   
Toxic   
Present in Human Body
Yes   
Yes   
In Blood
Not Available   
0.00 Blood/mg dm-3   
32
In Bone
0.03 p.p.m.   
28
0.00 p.p.m.   
32
Physical Properties
Melting Point
2,996.00 °C   
4
1,278.00 °C   
36
Boiling Point
5,425.00 °C   
4
2,970.00 °C   
32
Appearance
  
  
Physical State
Solid   
Solid   
Color
Gray Blue   
White Gray   
Luster
Metallic   
Metallic   
Hardness
  
  
Mohs Hardness
6.50   
5
5.50   
7
Brinell Hardness
440.00 MPa   
28
590.00 MPa   
21
Vickers Hardness
870.00 MPa   
12
1,670.00 MPa   
4
Speed of Sound
3,400.00 m/s   
22
12,890.00 m/s   
2
Optical Properties
  
  
Reflectivity
78.00 %   
6
Not Available   
Allotropes
No   
No   
α Allotropes
Not Available   
Not Available   
β Allotropes
Not Available   
Not Available   
γ Allotropes
Not Available   
Not Available   
Chemical Properties
Chemical Formula
Ta   
Be   
Isotopes
  
  
Known Isotopes
31   
8
9   
29
Electronegativity
  
  
Pauling Electronegativity
1.50   
27
1.57   
24
Sanderson Electronegativity
Not Available   
1.81   
12
Allred Rochow Electronegativity
1.33   
22
1.47   
14
Mulliken-Jaffe Electronegativity
Not Available   
1.54   
12
Allen Electronegativity
1.34   
33
1.58   
23
Electropositivity
  
  
Pauling Electropositivity
2.50   
27
2.43   
30
Ionization Energies
  
  
1st Energy Level
761.00 kJ/mol   
18
899.50 kJ/mol   
7
2nd Energy Level
1,500.00 kJ/mol   
40
1,757.10 kJ/mol   
23
3rd Energy Level
Not Available   
14,848.70 kJ/mol   
2
4th Energy Level
Not Available   
21,006.60 kJ/mol   
2
Electrochemical Equivalent
1.35 g/amp-hr   
99+
0.17 g/amp-hr   
99+
Electron Work Function
4.25 eV   
21
4.98 eV   
6
Other Chemical Properties
Anti Corrosion, Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Corrosion, Ionization, Radioactive Isotopes   
Atomic Properties
Atomic Number
73   
99+
4   
99+
Electron Configuration
[Xe] 4f14 5d3 6s2   
[He] 2s2   
Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
HCP-Crystal-Structure-of-Beryllium.jpg#100   
Atom
  
  
Number of Protons
73   
99+
4   
99+
Number of Neutrons
108   
28
5   
99+
Number of Electrons
73   
99+
4   
99+
Radius of an Atom
  
  
Atomic Radius
146.00 pm   
35
112.00 pm   
99+
Covalent Radius
170.00 pm   
25
96.00 pm   
99+
Van der Waals Radius
200.00 pm   
28
153.00 pm   
99+
Atomic Weight
180.95 amu   
38
9.01 amu   
99+
Atomic Volume
10.90 cm3/mol   
99+
5.00 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Hafnium
  
Lithium
  
Next Element
Tungsten
  
Sodium
  
Valence Electron Potential
110.00 (-eV)   
7
82.00 (-eV)   
15
Lattice Constant
330.13 pm   
99+
228.58 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
1.57   
18
Mechanical Properties
Density
  
  
Density At Room Temperature
16.69 g/cm3   
18
1.85 g/cm3   
99+
Density When Liquid (at m.p.)
15.00 g/cm3   
9
1.69 g/cm3   
99+
Tensile Strength
Not Available   
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
Not Available   
0.00 (Pa)   
19
Vapor Pressure at 2000 K
0.00 (Pa)   
31
Not Available   
Elasticity properties
  
  
Shear Modulus
69.00 GPa   
13
132.00 GPa   
7
Bulk Modulus
200.00 GPa   
8
130.00 GPa   
13
Young's Modulus
186.00 GPa   
13
287.00 GPa   
7
Poisson Ratio
0.34   
10
0.03   
35
Other Mechanical Properties
Ductile   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
16.65   
11
1.85   
99+
Magnetic Ordering
Paramagnetic   
Diamagnetic   
Electrical Properties
  
  
Electrical Property
Conductor   
Semiconductor   
Resistivity
131.00 nΩ·m   
25
36.00 nΩ·m   
99+
Electrical Conductivity
0.08 106/cm Ω   
27
0.31 106/cm Ω   
5
Electron Affinity
31.00 kJ/mol   
29
0.00 kJ/mol   
40
Thermal Properties
Specific Heat
0.14 J/(kg K)   
37
1.82 J/(kg K)   
2
Molar Heat Capacity
25.36 J/mol·K   
99+
16.44 J/mol·K   
99+
Thermal Conductivity
57.50 W/m·K   
27
200.00 W/m·K   
6
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
6.30 µm/(m·K)   
99+
11.30 µm/(m·K)   
34
Enthalpy
  
  
Enthalpy of Vaporization
753.10 kJ/mol   
2
294.70 kJ/mol   
30
Enthalpy of Fusion
31.40 kJ/mol   
3
11.72 kJ/mol   
30
Enthalpy of Atomization
782.00 kJ/mol   
3
326.40 kJ/mol   
30
Standard Molar Entropy
41.50 J/mol.K   
37
9.50 J/mol.K   
99+
Summary >>
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