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Bohrium vs Sodium

Bohrium
Sodium
Sodium vs Bohrium


Periodic Table
Symbol
Bh  
-  
Group Number
7  
11
1  
17
Period Number
7  
3  
Block
d block  
s block  
Element Family
Transition Metal  
Alkali  
CAS Number
54037148  
12
7440235  
99+
Space Group Name
-  
Im_ 3m  
Space Group Number
276.00  
1
229.00  
2
Facts
Interesting Facts
  • Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
  
  • 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, Synthetically Produced  
By Electrolysis Process, Mining  
History
  
  
Who Discovered
Gesellschaft für Schwerionenforschung  
Humphry Davy  
Discovery
In 1981  
In 1807  
Abundance
  
  
Abundance In Universe
0.00 %  
37
0.00 %  
7
Abundance In Sun
-  
0.00 %  
6
Abundance In Meteorites
0.00 %  
99+
0.55 %  
6
Abundance In Earth's Crust
0.00 %  
99+
2.30 %  
5
Abundance In Oceans
-  
1.10 %  
1
Abundance In Humans
-  
0.14 %  
4
Uses
Uses & Benefits
  • Currently known uses of Bohrium metal are limited to research purpose only.
  
  • 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
-  
Electrical Industry, Electronic Industry  
Medical Uses
-  
Pharmaceutical Industry  
Other Uses
Research Purposes  
Alloys  
Biological Properties
  
  
Toxicity
-  
Toxic  
Present in Human Body
No  
Yes  
In Blood
0.00 Blood/mg dm-3  
40
1,970.00 Blood/mg dm-3  
1
In Bone
0.00 p.p.m.  
99+
10,000.00 p.p.m.  
2
Physical
Melting Point
-  
97.72 °C  
99+
Boiling Point
0.00 °C  
99+
883.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
-  
Silvery White  
Luster
Unknown Luster  
Metallic  
Hardness
  
  
Mohs Hardness
7.00  
3
0.50  
24
Brinell Hardness
270.00 MPa  
99+
0.69 MPa  
99+
Vickers Hardness
2,700.00 MPa  
4
0.69 MPa  
99+
Speed of Sound
2,680.00 m/s  
99+
3,200.00 m/s  
35
Optical Properties
  
  
Refractive Index
1.50  
36
1.33  
99+
Reflectivity
59.00 %  
24
53.00 %  
28
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Bh  
-  
Isotopes
  
  
Known Isotopes
5  
32
17  
22
Electronegativity
  
  
Pauling Electronegativity
2.00  
8
0.93  
99+
Sanderson Electronegativity
1.30  
25
0.56  
99+
Allred Rochow Electronegativity
1.30  
25
1.01  
36
Mulliken-Jaffe Electronegativity
1.30  
33
0.91  
99+
Allen Electronegativity
2.00  
6
0.87  
99+
Electropositivity
  
  
Pauling Electropositivity
2.00  
99+
3.07  
6
Ionization Energies
  
  
1st Energy Level
742.90 kJ/mol  
23
495.80 kJ/mol  
99+
2nd Energy Level
1,688.50 kJ/mol  
31
4,562.00 kJ/mol  
4
3rd Energy Level
2,566.50 kJ/mol  
99+
6,910.30 kJ/mol  
6
4th Energy Level
3,598.90 kJ/mol  
99+
9,543.00 kJ/mol  
5
5th Energy Level
4,727.80 kJ/mol  
99+
13,354.00 kJ/mol  
4
6th Energy Level
5,991.70 kJ/mol  
99+
16,613.00 kJ/mol  
4
7th Energy level
7,226.80 kJ/mol  
34
20,117.00 kJ/mol  
4
8th Energy Level
7,100.00 kJ/mol  
33
25,496.00 kJ/mol  
4
9th Energy Level
5,800.00 kJ/mol  
99+
28,932.00 kJ/mol  
4
10th Energy Level
7,100.00 kJ/mol  
35
141,362.00 kJ/mol  
2
11th Energy Level
8,200.00 kJ/mol  
25
159,076.00 kJ/mol  
2
12th Energy Level
82,700.00 kJ/mol  
4
4,950.00 kJ/mol  
99+
13th Energy Level
7,100.00 kJ/mol  
29
4,950.00 kJ/mol  
99+
14th Energy Level
8,200.00 kJ/mol  
17
495.80 kJ/mol  
99+
15th Energy Level
82,000.00 kJ/mol  
14
49,500.00 kJ/mol  
99+
16th Energy Level
71,100.00 kJ/mol  
20
49,500.00 kJ/mol  
99+
17th Energy Level
820.00 kJ/mol  
31
495.80 kJ/mol  
99+
18th Energy Level
8,200.00 kJ/mol  
20
4,960.00 kJ/mol  
99+
19th Energy Level
820.80 kJ/mol  
28
495.80 kJ/mol  
99+
20th Energy Level
820.00 kJ/mol  
21
496.00 kJ/mol  
99+
21st Energy Level
8,200.00 kJ/mol  
11
495.80 kJ/mol  
99+
22nd Energy Level
820.00 kJ/mol  
16
495.00 kJ/mol  
99+
23rd Energy Level
8,200.00 kJ/mol  
8
495.80 kJ/mol  
99+
24th Energy Level
820.00 kJ/mol  
12
495.80 kJ/mol  
99+
25th Energy Level
820.00 kJ/mol  
10
496.00 kJ/mol  
99+
26th Energy Level
820.00 kJ/mol  
10
495.80 kJ/mol  
99+
27th Energy Level
820.00 kJ/mol  
9
495.80 kJ/mol  
99+
28th Energy Level
820.00 kJ/mol  
15
495.80 kJ/mol  
99+
29th Energy Level
820.00 kJ/mol  
14
495.80 kJ/mol  
99+
30th Energy Level
820.00 kJ/mol  
10
495.80 kJ/mol  
99+
Electrochemical Equivalent
3.00 g/amp-hr  
21
0.86 g/amp-hr  
99+
Electron Work Function
4.90 eV  
12
2.75 eV  
99+
Other Chemical Properties
Ionization, Radioactive Isotopes  
Chemical Stability, Corrosion, Flammability, Ionization, Solubility  
Atomic
Atomic Number
107  
11
11  
99+
Electron Configuration
[Rn] 5f14 6d5 7s2  
[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
107  
11
11  
99+
Number of Neutrons
155  
9
12  
99+
Number of Electrons
107  
11
11  
99+
Radius of an Atom
  
  
Atomic Radius
128.00 pm  
99+
186.00 pm  
11
Covalent Radius
141.00 pm  
99+
166.00 pm  
29
Van der Waals Radius
0.00 pm  
99+
227.00 pm  
26
Atomic Weight
270.00 amu  
8
22.99 amu  
99+
Atomic Volume
23.70 cm3/mol  
14
23.70 cm3/mol  
14
Adjacent Atomic Numbers
  
  
Previous Element
Seaborgium
  
Beryllium
  
Next Element
Hassium
  
Magnesium
  
Valence Electron Potential
27.20 (-eV)  
99+
14.10 (-eV)  
99+
Lattice Constant
-  
429.06 pm  
22
Lattice Angles
-  
π/2, π/2, π/2  
Lattice C/A Ratio
1.57  
99+
1.01  
99+
Mechanical
Density
  
  
Density At Room Temperature
37.10 g/cm3  
3
0.97 g/cm3  
99+
Density When Liquid (at m.p.)
37.10 g/cm3  
3
0.93 g/cm3  
99+
Tensile Strength
152.00 MPa  
24
10.00 MPa  
99+
Viscosity
0.00  
25
0.00  
5
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
37
0.00 (Pa)  
37
Vapor Pressure at 2000 K
0.00 (Pa)  
37
0.00 (Pa)  
99+
Elasticity properties
  
  
Shear Modulus
28.00 GPa  
32
3.30 GPa  
99+
Bulk Modulus
37.00 GPa  
99+
6.30 GPa  
99+
Young's Modulus
0.00 GPa  
99+
10.00 GPa  
99+
Poisson Ratio
0.35  
9
0.37  
7
Other Mechanical Properties
-  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
37.00  
5
0.97  
99+
Magnetic Ordering
-  
Paramagnetic  
Permeability
0.00 H/m  
11
0.00 H/m  
6
Susceptibility
0.00  
24
0.00  
24
Electrical Properties
  
  
Electrical Property
-  
Conductor  
Resistivity
6.50 nΩ·m  
99+
47.70 nΩ·m  
99+
Electrical Conductivity
0.00 106/cm Ω  
99+
0.21 106/cm Ω  
9
Electron Affinity
-  
52.80 kJ/mol  
24
Thermal
Specific Heat
0.10 J/(kg K)  
99+
1.23 J/(kg K)  
3
Molar Heat Capacity
37.10 J/mol·K  
2
28.23 J/mol·K  
13
Thermal Conductivity
37.00 W/m·K  
36
142.00 W/m·K  
11
Critical Temperature
1,323.00 K  
99+
2,573.00 K  
10
Thermal Expansion
14.30 µm/(m·K)  
28
71.00 µm/(m·K)  
4
Enthalpy
  
  
Enthalpy of Vaporization
270.50 kJ/mol  
99+
89.04 kJ/mol  
99+
Enthalpy of Fusion
-  
2.59 kJ/mol  
99+
Enthalpy of Atomization
-  
108.40 kJ/mol  
99+
Standard Molar Entropy
57.00 J/mol.K  
30
51.30 J/mol.K  
39
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