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Gold vs Meitnerium

Gold
Meitnerium
Meitnerium vs Gold


Periodic Table
Symbol
Au  
Mt  
Group Number
11  
7
9  
9
Period Number
6  
7  
Block
d block  
d block  
Element Family
Transition Metal  
Probably Transition  
CAS Number
7440575  
31
54038016  
10
Space Group Name
Fm_ 3m  
-  
Space Group Number
225.00  
3
166.00  
9
Facts
Interesting Facts
  • It is found in copper ores and from the crust of the earth.
  • It is the most malleable and ductile metal.
  • Gold alloys are used in Dentistry as fillings, crowning, clips, etc. It is also used as an artificial limb joints.
  
Meitnerium is named after Lise Meitner, an Austrian physicist.  
Sources
Earth's crust, Mining, Ores of metals  
Bombarding Bi209 with Accelerated Nuclei of Fe58, Synthetically Produced  
History
  
  
Who Discovered
-  
Gesellschaft für Schwerionenforschung  
Discovery
Before 6000 BCE  
In 1982  
Abundance
  
  
Abundance In Universe
0.00 %  
27
0.00 %  
40
Abundance In Sun
0.00 %  
26
-  
Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
99+
-  
Abundance In Oceans
0.00 %  
21
-  
Abundance In Humans
0.00 %  
21
-  
Uses
Uses & Benefits
  • Gold metal is mainly used for Jewelry, bullion, coinage, etc.
  • It is used in the art, decoration, ornaments, etc. It is also used for electroplating process.
  
  • Currently known uses of Meitnerium metal are limited to research purpose only.
  
Industrial Uses
Chemical Industry, Clothing Industry, Electrical Industry, Electronic Industry  
-  
Medical Uses
Dentistry, Pharmaceutical Industry  
-  
Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues  
-  
Biological Properties
  
  
Toxicity
Non Toxic  
-  
Present in Human Body
Yes  
No  
In Blood
0.00 Blood/mg dm-3  
38
0.00 Blood/mg dm-3  
40
In Bone
0.02 p.p.m.  
35
0.00 p.p.m.  
99+
Physical
Melting Point
1,064.43 °C  
99+
-  
Boiling Point
2,807.00 °C  
37
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Gold  
-  
Luster
Metallic  
Unknown Luster  
Hardness
  
  
Mohs Hardness
2.50  
15
-  
Brinell Hardness
194.00 MPa  
99+
400.00 MPa  
34
Vickers Hardness
216.00 MPa  
99+
350.00 MPa  
99+
Speed of Sound
2,030.00 m/s  
99+
3,200.00 m/s  
35
Optical Properties
  
  
Refractive Index
0.47  
99+
1.30  
99+
Reflectivity
95.00 %  
2
68.00 %  
15
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
Au  
Mt  
Isotopes
  
  
Known Isotopes
36  
3
4  
33
Electronegativity
  
  
Pauling Electronegativity
2.54  
2
1.30  
33
Sanderson Electronegativity
1.50  
18
1.90  
13
Allred Rochow Electronegativity
1.42  
19
1.30  
25
Mulliken-Jaffe Electronegativity
1.87  
15
1.30  
33
Allen Electronegativity
1.92  
7
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
1.46  
99+
2.00  
99+
Ionization Energies
  
  
1st Energy Level
890.10 kJ/mol  
8
800.80 kJ/mol  
15
2nd Energy Level
1,980.00 kJ/mol  
12
1,823.60 kJ/mol  
18
3rd Energy Level
2,856.00 kJ/mol  
33
2,904.20 kJ/mol  
31
4th Energy Level
890.10 kJ/mol  
99+
3,859.40 kJ/mol  
99+
5th Energy Level
8,901.00 kJ/mol  
6
4,920.80 kJ/mol  
99+
6th Energy Level
8,901.00 kJ/mol  
24
8,000.00 kJ/mol  
34
7th Energy level
8,901.00 kJ/mol  
21
8,000.00 kJ/mol  
28
8th Energy Level
8,900.00 kJ/mol  
20
8,000.00 kJ/mol  
28
9th Energy Level
8,901.00 kJ/mol  
20
6,700.00 kJ/mol  
36
10th Energy Level
8,901.00 kJ/mol  
21
5,800.00 kJ/mol  
99+
11th Energy Level
8,901.00 kJ/mol  
19
6,300.00 kJ/mol  
99+
12th Energy Level
8,900.00 kJ/mol  
39
0.00 kJ/mol  
99+
13th Energy Level
8,900.00 kJ/mol  
14
8,000.00 kJ/mol  
20
14th Energy Level
890.10 kJ/mol  
99+
1,156.00 kJ/mol  
99+
15th Energy Level
89,000.00 kJ/mol  
7
80,000.00 kJ/mol  
17
16th Energy Level
890.10 kJ/mol  
99+
58,700.00 kJ/mol  
39
17th Energy Level
890.10 kJ/mol  
25
1,110.00 kJ/mol  
20
18th Energy Level
8,901.00 kJ/mol  
14
8,000.00 kJ/mol  
23
19th Energy Level
890.10 kJ/mol  
23
1,110.00 kJ/mol  
17
20th Energy Level
890.00 kJ/mol  
13
850.00 kJ/mol  
18
21st Energy Level
890.10 kJ/mol  
35
800.00 kJ/mol  
99+
22nd Energy Level
890.00 kJ/mol  
11
380.00 kJ/mol  
99+
23rd Energy Level
890.10 kJ/mol  
38
8,000.00 kJ/mol  
9
24th Energy Level
890.10 kJ/mol  
6
565.60 kJ/mol  
99+
25th Energy Level
890.00 kJ/mol  
5
800.00 kJ/mol  
13
26th Energy Level
890.10 kJ/mol  
5
800.00 kJ/mol  
13
27th Energy Level
890.10 kJ/mol  
4
800.00 kJ/mol  
12
28th Energy Level
890.10 kJ/mol  
7
800.00 kJ/mol  
18
29th Energy Level
890.10 kJ/mol  
8
800.00 kJ/mol  
18
30th Energy Level
890.10 kJ/mol  
5
800.00 kJ/mol  
13
Electrochemical Equivalent
2.45 g/amp-hr  
25
3.00 g/amp-hr  
21
Electron Work Function
5.10 eV  
8
4.90 eV  
12
Other Chemical Properties
Chemical Stability, Ionization, Solubility  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic
Atomic Number
79  
37
109  
9
Electron Configuration
[Xe] 4f14 5d10 6s1  
[Rn] 5f14 6d7 7s2  
Crystal Structure
Face Centered Cubic (FCC)  
Face Centered Cubic (FCC)  
Crystal Lattice
FCC-Crystal-Structure-of-Gold.jpg#100  
FCC-Crystal-Structure-of-Meitnerium.jpg#100  
Atom
  
  
Number of Protons
79  
37
109  
9
Number of Neutrons
118  
24
157  
8
Number of Electrons
79  
37
109  
9
Radius of an Atom
  
  
Atomic Radius
151.00 pm  
34
122.00 pm  
99+
Covalent Radius
144.00 pm  
99+
129.00 pm  
99+
Van der Waals Radius
166.00 pm  
99+
260.00 pm  
9
Atomic Weight
196.97 amu  
33
278.00 amu  
7
Atomic Volume
10.20 cm3/mol  
99+
20.20 cm3/mol  
30
Adjacent Atomic Numbers
  
  
Previous Element
Platinum
  
Hassium
  
Next Element
Mercury
  
Darmstadtium
  
Valence Electron Potential
43.40 (-eV)  
99+
31.20 (-eV)  
99+
Lattice Constant
407.82 pm  
24
0.00 pm  
99+
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.61  
18
1.59  
27
Mechanical
Density
  
  
Density At Room Temperature
19.30 g/cm3  
15
37.40 g/cm3  
2
Density When Liquid (at m.p.)
17.31 g/cm3  
16
37.40 g/cm3  
2
Tensile Strength
120.00 MPa  
27
80.00 MPa  
29
Viscosity
0.00  
23
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)  
25
0.00 (Pa)  
37
Vapor Pressure at 2000 K
67.00 (Pa)  
4
0.00 (Pa)  
37
Elasticity properties
  
  
Shear Modulus
27.00 GPa  
34
35.00 GPa  
21
Bulk Modulus
180.00 GPa  
9
0.00 GPa  
99+
Young's Modulus
79.00 GPa  
26
13.50 GPa  
99+
Poisson Ratio
0.40  
4
0.25  
24
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
19.32  
17
37.40  
4
Magnetic Ordering
Diamagnetic  
Paramagnetic  
Permeability
0.00 H/m  
10
0.00 H/m  
12
Susceptibility
0.00  
22
0.00  
24
Electrical Properties
  
  
Electrical Property
Conductor  
-  
Resistivity
2.20 nΩ·m  
99+
0.35 nΩ·m  
99+
Electrical Conductivity
0.45 106/cm Ω  
3
0.00 106/cm Ω  
99+
Electron Affinity
222.80 kJ/mol  
1
50.00 kJ/mol  
26
Thermal
Specific Heat
0.13 J/(kg K)  
40
0.10 J/(kg K)  
99+
Molar Heat Capacity
25.42 J/mol·K  
99+
27.00 J/mol·K  
29
Thermal Conductivity
318.00 W/m·K  
3
0.00 W/m·K  
99+
Critical Temperature
1,337.00 K  
99+
1,323.00 K  
99+
Thermal Expansion
14.20 µm/(m·K)  
29
10.30 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
324.40 kJ/mol  
99+
110.00 kJ/mol  
99+
Enthalpy of Fusion
12.55 kJ/mol  
33
-  
Enthalpy of Atomization
364.00 kJ/mol  
34
350.20 kJ/mol  
37
Standard Molar Entropy
47.40 J/mol.K  
99+
63.80 J/mol.K  
22
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