1 Periodic Table
1.1 Symbol
1.2 Group Number
1.6 Period Number
1.7 Block
1.8 Element Family
1.9 CAS Number
543862427440575
7429905
54386242
1.11 Space Group Name
1.12 Space Group Number
2 Facts
2.1 Interesting Facts
Not Available
- 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.
2.2 Sources
Synthetically Produced
Earth's crust, Mining, Ores of metals
2.3 History
2.3.1 Who Discovered
Gesellschaft für Schwerionenforschung
Unknown
2.3.2 Discovery
2.4 Abundance
2.4.1 Abundance In Universe
3.1.3 Abundance In Sun
~-9999 %~0.0000001 %
1E-08
0.1
3.1.6 Abundance In Meteorites
4.1.2 Abundance In Earth's Crust
4.2.3 Abundance In Oceans
4.3.2 Abundance In Humans
5 Uses
5.1 Uses & Benefits
- Currently known uses of Roentgenium metal are limited to research purpose only.
- 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.
5.1.1 Industrial Uses
NA
Chemical Industry, Clothing Industry, Electrical Industry, Electronic Industry
5.1.2 Medical Uses
NA
Dentistry, Pharmaceutical Industry
5.1.3 Other Uses
Research Purposes
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues
5.2 Biological Properties
5.2.1 Toxicity
5.2.2 Present in Human Body
5.2.3 In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
5.2.6 In Bone
0.00 p.p.m.0.02 p.p.m.
0
170000
6 Physical
6.1 Melting Point
6.5 Boiling Point
7.2 Appearance
7.2.1 Physical State
7.2.2 Color
7.2.3 Luster
7.3 Hardness
7.3.1 Mohs Hardness
7.6.2 Brinell Hardness
7.6.5 Vickers Hardness
8.3 Speed of Sound
9.3 Optical Properties
9.3.1 Refractive Index
9.3.2 Reflectivity
9.6 Allotropes
9.6.1 α Allotropes
Not Available
Not Available
9.6.2 β Allotropes
Not Available
Not Available
9.6.3 γ Allotropes
Not Available
Not Available
10 Chemical
10.1 Chemical Formula
10.2 Isotopes
10.2.1 Known Isotopes
10.4 Electronegativity
10.4.1 Pauling Electronegativity
10.4.4 Sanderson Electronegativity
10.5.2 Allred Rochow Electronegativity
10.8.2 Mulliken-Jaffe Electronegativity
10.9.1 Allen Electronegativity
10.10 Electropositivity
10.10.1 Pauling Electropositivity
10.13 Ionization Energies
10.13.1 1st Energy Level
1,022.70 kJ/mol890.10 kJ/mol
375.7
26130
10.15.1 2nd Energy Level
2,074.40 kJ/mol1,980.00 kJ/mol
710.2162
28750
10.17.1 3rd Energy Level
3,077.90 kJ/molNA
1600
34230
11.1.2 4th Energy Level
4,052.40 kJ/molNA
2780
37066
11.1.3 5th Energy Level
5,306.70 kJ/molNA
4305.2
97510
12.1.1 6th Energy Level
12.2.1 7th Energy level
12.5.2 8th Energy Level
12.6.1 9th Energy Level
12.6.3 10th Energy Level
12.6.4 11th Energy Level
12.8.1 12th Energy Level
12.8.2 13th Energy Level
12.9.1 14th Energy Level
12.9.2 15th Energy Level
12.9.3 16th Energy Level
12.9.5 17th Energy Level
12.10.2 18th Energy Level
12.11.1 19th Energy Level
12.11.2 20th Energy Level
12.11.4 21st Energy Level
13.1.2 22nd Energy Level
13.1.3 23rd Energy Level
13.1.7 24th Energy Level
13.2.1 25th Energy Level
13.2.3 26th Energy Level
13.3.3 27th Energy Level
13.3.4 28th Energy Level
13.3.6 29th Energy Level
13.3.7 30th Energy Level
13.4 Electrochemical Equivalent
NA2.45 g/amp-hr
0.16812
8.3209
13.5 Electron Work Function
14.2 Other Chemical Properties
NA
Chemical Stability, Ionization, Solubility
15 Atomic
15.1 Atomic Number
15.3 Electron Configuration
[Rn] 5f14 6d9 7s2
[Xe] 4f14 5d10 6s1
15.4 Crystal Structure
Body Centered Cubic (BCC)
Face Centered Cubic (FCC)
15.4.1 Crystal Lattice
15.5 Atom
15.5.1 Number of Protons
15.6.1 Number of Neutrons
15.6.2 Number of Electrons
15.8 Radius of an Atom
15.8.1 Atomic Radius
15.9.1 Covalent Radius
15.9.2 Van der Waals Radius
15.11 Atomic Weight
281.00 amu196.97 amu
6.94
294
15.12 Atomic Volume
NA10.20 cm3/mol
1.39
71.07
15.13 Adjacent Atomic Numbers
15.13.1 Previous Element
15.13.2 Next Element
15.14 Valence Electron Potential
15.15 Lattice Constant
NA407.82 pm
228.58
891.25
15.16 Lattice Angles
15.17 Lattice C/A Ratio
16 Mechanical
16.1 Density
16.1.1 Density At Room Temperature
28.70 g/cm319.30 g/cm3
0.534
40.7
16.1.2 Density When Liquid (at m.p.)
16.2 Tensile Strength
16.3 Viscosity
16.4 Vapor Pressure
16.4.1 Vapor Pressure at 1000 K
16.4.2 Vapor Pressure at 2000 K
NA67.00 (Pa)
2.62E-10
774
16.5 Elasticity properties
16.5.1 Shear Modulus
16.5.2 Bulk Modulus
16.5.3 Young's Modulus
16.6 Poisson Ratio
16.7 Other Mechanical Properties
Unknown
Ductile, Malleable
17 Magnetic
17.1 Magnetic Characteristics
17.1.1 Specific Gravity
17.1.2 Magnetic Ordering
17.1.3 Permeability
17.1.4 Susceptibility
17.2 Electrical Properties
17.2.1 Electrical Property
17.2.2 Resistivity
17.2.3 Electrical Conductivity
NA0.45 106/cm Ω
0.00666
0.63
17.2.4 Electron Affinity
18 Thermal
18.1 Specific Heat
18.2 Molar Heat Capacity
NA25.42 J/mol·K
16.443
62.7
18.3 Thermal Conductivity
18.4 Critical Temperature
18.5 Thermal Expansion
18.6 Enthalpy
18.6.1 Enthalpy of Vaporization
NA324.40 kJ/mol
7.32
799.1
18.6.2 Enthalpy of Fusion
18.6.3 Enthalpy of Atomization
18.7 Standard Molar Entropy
NA47.40 J/mol.K
9.5
198.1