1 Periodic Table
1.1 Symbol
1.2 Group Number
2.6 Period Number
2.7 Block
2.8 Element Family
Transition Metal
Transition Metal
2.9 CAS Number
744057554037148
7429905
54386242
2.10 Space Group Name
2.11 Space Group Number
3 Facts
3.1 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.
- Bohrium metal is also known as Unnilseptium (Uns) and Nielsbohrium (Ns).
3.2 Sources
Earth's crust, Mining, Ores of metals
Found in Minerals, Mining, Synthetically Produced
3.3 History
3.3.1 Who Discovered
Unknown
Gesellschaft für Schwerionenforschung
3.3.2 Discovery
3.4 Abundance
3.4.1 Abundance In Universe
3.4.3 Abundance In Sun
~0.0000001 %~-9999 %
1E-08
0.1
4.2.4 Abundance In Meteorites
4.2.6 Abundance In Earth's Crust
5.1.1 Abundance In Oceans
5.2.1 Abundance In Humans
6 Uses
6.1 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 Bohrium metal are limited to research purpose only.
6.1.1 Industrial Uses
Chemical Industry, Clothing Industry, Electrical Industry, Electronic Industry
NA
6.1.2 Medical Uses
Dentistry, Pharmaceutical Industry
NA
6.1.3 Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues
Research Purposes
6.2 Biological Properties
6.2.1 Toxicity
6.2.2 Present in Human Body
6.2.3 In Blood
0.00 Blood/mg dm-30.00 Blood/mg dm-3
0
1970
6.2.5 In Bone
0.02 p.p.m.0.00 p.p.m.
0
170000
7 Physical
7.1 Melting Point
7.3 Boiling Point
7.5 Appearance
7.5.1 Physical State
7.5.2 Color
7.5.3 Luster
7.6 Hardness
7.6.1 Mohs Hardness
8.2.2 Brinell Hardness
8.3.3 Vickers Hardness
8.4 Speed of Sound
8.5 Optical Properties
8.5.1 Refractive Index
8.5.2 Reflectivity
8.6 Allotropes
8.6.1 α Allotropes
Not Available
Not Available
8.6.2 β Allotropes
Not Available
Not Available
8.6.3 γ Allotropes
Not Available
Not Available
9 Chemical
9.1 Chemical Formula
9.2 Isotopes
9.2.1 Known Isotopes
9.4 Electronegativity
9.4.1 Pauling Electronegativity
9.5.2 Sanderson Electronegativity
9.5.4 Allred Rochow Electronegativity
9.5.6 Mulliken-Jaffe Electronegativity
9.5.8 Allen Electronegativity
9.6 Electropositivity
9.6.1 Pauling Electropositivity
9.7 Ionization Energies
9.7.1 1st Energy Level
890.10 kJ/mol742.90 kJ/mol
375.7
26130
9.7.4 2nd Energy Level
1,980.00 kJ/mol1,688.50 kJ/mol
710.2162
28750
9.7.7 3rd Energy Level
NA2,566.50 kJ/mol
1600
34230
9.7.10 4th Energy Level
NA3,598.90 kJ/mol
2780
37066
9.7.13 5th Energy Level
NA4,727.80 kJ/mol
4305.2
97510
9.7.16 6th Energy Level
NA5,991.70 kJ/mol
5715.8
105800
9.7.19 7th Energy level
NA7,226.80 kJ/mol
7226.8
114300
9.7.22 8th Energy Level
9.7.25 9th Energy Level
9.7.28 10th Energy Level
9.7.32 11th Energy Level
9.8.1 12th Energy Level
10.1.1 13th Energy Level
10.4.3 14th Energy Level
10.4.5 15th Energy Level
10.5.3 16th Energy Level
10.6.1 17th Energy Level
10.7.1 18th Energy Level
10.9.1 19th Energy Level
10.10.1 20th Energy Level
10.10.2 21st Energy Level
10.12.1 22nd Energy Level
11.1.2 23rd Energy Level
11.1.3 24th Energy Level
11.1.5 25th Energy Level
11.2.1 26th Energy Level
11.3.1 27th Energy Level
11.4.2 28th Energy Level
11.4.4 29th Energy Level
11.5.2 30th Energy Level
11.6 Electrochemical Equivalent
2.45 g/amp-hrNA
0.16812
8.3209
11.7 Electron Work Function
11.8 Other Chemical Properties
Chemical Stability, Ionization, Solubility
Ionization, Radioactive Isotopes
12 Atomic
12.1 Atomic Number
12.3 Electron Configuration
[Xe] 4f14 5d10 6s1
[Rn] 5f14 6d5 7s2
12.4 Crystal Structure
Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)
12.4.1 Crystal Lattice
12.5 Atom
12.5.1 Number of Protons
13.1.3 Number of Neutrons
13.1.6 Number of Electrons
13.3 Radius of an Atom
13.3.1 Atomic Radius
151.00 pm128.00 pm
112
265
13.3.3 Covalent Radius
144.00 pm141.00 pm
96
260
13.3.4 Van der Waals Radius
13.4 Atomic Weight
196.97 amu270.00 amu
6.94
294
14.2 Atomic Volume
10.20 cm3/molNA
1.39
71.07
14.4 Adjacent Atomic Numbers
14.4.1 Previous Element
14.4.2 Next Element
14.5 Valence Electron Potential
14.7 Lattice Constant
407.82 pmNA
228.58
891.25
14.10 Lattice Angles
14.11 Lattice C/A Ratio
15 Mechanical
15.1 Density
15.1.1 Density At Room Temperature
19.30 g/cm337.10 g/cm3
0.534
40.7
15.2.2 Density When Liquid (at m.p.)
15.3 Tensile Strength
15.4 Viscosity
15.5 Vapor Pressure
15.5.1 Vapor Pressure at 1000 K
15.6.1 Vapor Pressure at 2000 K
67.00 (Pa)NA
2.62E-10
774
15.7 Elasticity properties
15.7.1 Shear Modulus
15.7.2 Bulk Modulus
15.7.3 Young's Modulus
15.8 Poisson Ratio
15.9 Other Mechanical Properties
Ductile, Malleable
Unknown
16 Magnetic
16.1 Magnetic Characteristics
16.1.1 Specific Gravity
16.1.2 Magnetic Ordering
16.1.3 Permeability
16.1.4 Susceptibility
16.2 Electrical Properties
16.2.1 Electrical Property
16.2.2 Resistivity
16.2.3 Electrical Conductivity
0.45 106/cm ΩNA
0.00666
0.63
16.2.4 Electron Affinity
17 Thermal
17.1 Specific Heat
17.2 Molar Heat Capacity
25.42 J/mol·KNA
16.443
62.7
17.3 Thermal Conductivity
17.4 Critical Temperature
17.5 Thermal Expansion
17.6 Enthalpy
17.6.1 Enthalpy of Vaporization
324.40 kJ/molNA
7.32
799.1
17.6.2 Enthalpy of Fusion
17.6.3 Enthalpy of Atomization
17.7 Standard Molar Entropy
47.40 J/mol.KNA
9.5
198.1