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Rhenium Sodium Comparison

Rhenium
Sodium
Sodium Rhenium comparison


Periodic Table
Symbol
Re   
Na   
Group Number
7   
11
1   
17
Period Number
6   
3   
Block
d block   
s block   
Element Family
Transition Metal   
Alkali   
CAS Number
7440155   
99+
7440235   
99+
Space Group Name
P63/mmc   
Im_ 3m   
Space Group Number
194.00   
5
229.00   
1
Facts
Interesting Facts
  • Chemical properties of Rhenium are similar to Manganese.
  • Rhenium metal is created while refining Molybdenum.
  
  • At room temperature Sodium metal is very soft as it can be chopped down into pieces with butter knife.
  • The most common compound of Sodium is NaCl (Salt).
  
Sources
Found in Minerals, Mining, Ores of Minerals   
By Electrolysis Process, Mining   
History
  
  
Who Discovered
Masataka Ogawa   
Humphry Davy   
Discovery
In 1908   
In 1807   
Abundance
  
  
Abundance In Universe
2 * 10-8 %   
29
2 * 10-3 %   
6
Abundance In Sun
~0.00000001 %   
29
~0.004 %   
6
Abundance In Meteorites
0.00 %   
99+
0.55 %   
6
Abundance In Earth's Crust
0.00 %   
99+
2.30 %   
5
Abundance In Oceans
0.00 %   
34
1.10 %   
1
Abundance In Humans
Not Available   
0.14 %   
3
Uses
Uses & Benefits
  • Alloys of Rhenium are used as an electric contact material. It can resist withstand arc corrosion.
  • Its catalysts are used in hydrogenation of fine chemicals. Its Alloy with nickel is used to produce turbine blades.
  
  • In some nuclear reactors sodium is used as a heat exchanger.
  • Compound of Sodium metals called Salt (Sodium chloride) is used in Food.
  
Industrial Uses
Aerospace Industry, Automobile Industry, Chemical Industry, Electrical Industry, Electronic Industry   
Electrical Industry, Electronic Industry   
Medical Uses
NA   
Pharmaceutical Industry   
Other Uses
Alloys   
Alloys   
Biological Properties
  
  
Toxicity
Low Toxic   
Toxic   
Present in Human Body
No   
Yes   
In Blood
Not Available   
1,970.00 Blood/mg dm-3   
1
In Bone
Not Available   
10,000.00 p.p.m.   
2
Physical Properties
Melting Point
3,180.00 °C   
2
97.72 °C   
99+
Boiling Point
5,627.00 °C   
2
883.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery Gray   
Silvery White   
Luster
Metallic   
Metallic   
Hardness
  
  
Mohs Hardness
7.00   
3
0.50   
22
Brinell Hardness
1,320.00 MPa   
8
0.69 MPa   
99+
Vickers Hardness
1,350.00 MPa   
7
Not Available   
Speed of Sound
4,700.00 m/s   
15
3,200.00 m/s   
24
Optical Properties
  
  
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
Re   
Na   
Isotopes
  
  
Known Isotopes
33   
6
17   
22
Electronegativity
  
  
Pauling Electronegativity
1.90   
11
0.93   
99+
Sanderson Electronegativity
Not Available   
0.56   
30
Allred Rochow Electronegativity
1.46   
15
1.01   
35
Mulliken-Jaffe Electronegativity
Not Available   
0.91   
21
Allen Electronegativity
1.60   
21
0.87   
99+
Electropositivity
  
  
Pauling Electropositivity
2.10   
99+
3.07   
6
Ionization Energies
  
  
1st Energy Level
760.00 kJ/mol   
20
495.80 kJ/mol   
99+
2nd Energy Level
1,260.00 kJ/mol   
99+
4,562.00 kJ/mol   
4
3rd Energy Level
2,510.00 kJ/mol   
99+
6,910.30 kJ/mol   
6
4th Energy Level
3,640.00 kJ/mol   
99+
9,543.00 kJ/mol   
5
5th Energy Level
Not Available   
13,354.00 kJ/mol   
4
6th Energy Level
Not Available   
16,613.00 kJ/mol   
4
7th Energy level
Not Available   
20,117.00 kJ/mol   
4
8th Energy Level
Not Available   
25,496.00 kJ/mol   
4
9th Energy Level
Not Available   
28,932.00 kJ/mol   
4
10th Energy Level
Not Available   
141,362.00 kJ/mol   
2
11th Energy Level
Not Available   
159,076.00 kJ/mol   
2
Electrochemical Equivalent
0.99 g/amp-hr   
99+
0.86 g/amp-hr   
99+
Electron Work Function
4.96 eV   
7
2.75 eV   
40
Other Chemical Properties
Corrosion, Ionization, Radioactive Isotopes, Solubility   
Chemical Stability, Corrosion, Flammability, Ionization, Solubility   
Atomic Properties
Atomic Number
75   
99+
11   
99+
Electron Configuration
[Xe] 4f14 5d5 6s2   
[Ne] 3s1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
75   
40
11   
99+
Number of Neutrons
111   
26
12   
99+
Number of Electrons
75   
40
11   
99+
Radius of an Atom
  
  
Atomic Radius
137.00 pm   
40
186.00 pm   
9
Covalent Radius
151.00 pm   
34
166.00 pm   
27
Van der Waals Radius
200.00 pm   
28
227.00 pm   
21
Atomic Weight
186.21 amu   
36
22.99 amu   
99+
Atomic Volume
8.85 cm3/mol   
99+
23.70 cm3/mol   
10
Adjacent Atomic Numbers
  
  
Previous Element
Tungsten
  
Beryllium
  
Next Element
Osmium
  
Magnesium
  
Valence Electron Potential
180.00 (-eV)   
3
14.10 (-eV)   
99+
Lattice Constant
276.10 pm   
99+
429.06 pm   
19
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.62   
3
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
21.02 g/cm3   
12
0.97 g/cm3   
99+
Density When Liquid (at m.p.)
18.90 g/cm3   
4
0.93 g/cm3   
99+
Tensile Strength
1,070.00 MPa   
3
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 2000 K
0.00 (Pa)   
29
Not Available   
Elasticity properties
  
  
Shear Modulus
178.00 GPa   
3
3.30 GPa   
99+
Bulk Modulus
370.00 GPa   
2
6.30 GPa   
99+
Young's Modulus
463.00 GPa   
2
10.00 GPa   
99+
Poisson Ratio
0.30   
14
Not Available   
Other Mechanical Properties
Ductile, Malleable   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
21.02   
5
0.97   
99+
Magnetic Ordering
Paramagnetic   
Paramagnetic   
Electrical Properties
  
  
Electrical Property
Conductor   
Conductor   
Resistivity
193.00 nΩ·m   
20
47.70 nΩ·m   
99+
Electrical Conductivity
0.05 106/cm Ω   
33
0.21 106/cm Ω   
9
Electron Affinity
14.50 kJ/mol   
35
52.80 kJ/mol   
19
Thermal Properties
Specific Heat
0.13 J/(kg K)   
39
1.23 J/(kg K)   
3
Molar Heat Capacity
25.48 J/mol·K   
38
28.23 J/mol·K   
10
Thermal Conductivity
48.00 W/m·K   
31
142.00 W/m·K   
11
Critical Temperature
Not Available   
2,573.00 K   
2
Thermal Expansion
6.20 µm/(m·K)   
99+
71.00 µm/(m·K)   
4
Enthalpy
  
  
Enthalpy of Vaporization
707.10 kJ/mol   
3
89.04 kJ/mol   
99+
Enthalpy of Fusion
33.05 kJ/mol   
2
2.59 kJ/mol   
99+
Enthalpy of Atomization
791.00 kJ/mol   
2
108.40 kJ/mol   
99+
Standard Molar Entropy
36.90 J/mol.K   
99+
51.30 J/mol.K   
28
Summary >>
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