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Gadolinium vs Tennessine

Gadolinium
Tennessine
Tennessine vs Gadolinium


Periodic Table
Symbol
Gd   
Ts   
Group Number
0   
18
17   
1
Period Number
6   
7   
Block
f block   
p block   
Element Family
Lanthanide   
Probably Post-​Transition   
CAS Number
7440542   
33
54101143   
2
Space Group Name
P63/mmc   
Not Available   
Space Group Number
194.00   
5
Not Available   
Facts
Interesting Facts
  • Gadolinium is not found free in nature, hence it is not a native metal.
  • Gadolinium metal found in minerals like Monazite and Bastnaesite.
  
Not Available   
Sources
Found in Minerals, Mining   
Synthetically Produced   
History
  
  
Who Discovered
Jean Charles Galissard de Marignac   
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   
Discovery
In 1880   
In 2010   
Abundance
  
  
Abundance In Universe
2 * 10-7 %   
22
Not Available   
Abundance In Sun
~0.0000002 %   
25
~-9999 %   
Abundance In Meteorites
0.00 %   
34
Not Available   
Abundance In Earth's Crust
0.00 %   
30
Not Available   
Abundance In Oceans
0.00 %   
38
Not Available   
Uses
Uses & Benefits
  • Its alloys are also used in making Magnets, electronic components and Data storage devices.
  • Compound of Gadolinium metal are used in magnetic resonance imaging (MRI).
  
  • Currently known uses of Ununseptium metal are limited to research purpose only.
  
Industrial Uses
Aerospace Industry, Electrical Industry, Electronic Industry   
NA   
Medical Uses
NA   
NA   
Other Uses
Alloys   
Research Purposes   
Biological Properties
  
  
Toxicity
Non Toxic   
Unknown   
Present in Human Body
No   
No   
Physical Properties
Melting Point
1,311.00 °C   
35
400.00 °C   
99+
Boiling Point
3,233.00 °C   
25
610.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery White   
Unknown   
Luster
Metallic   
Unknown Luster   
Hardness
  
  
Vickers Hardness
510.00 MPa   
22
Not Available   
Speed of Sound
2,680.00 m/s   
34
Not Available   
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
Gd   
Ts   
Isotopes
  
  
Known Isotopes
26   
13
0   
35
Electronegativity
  
  
Pauling Electronegativity
1.20   
39
Not Available   
Allred Rochow Electronegativity
1.11   
29
Not Available   
Electropositivity
  
  
Pauling Electropositivity
2.80   
15
Not Available   
Ionization Energies
  
  
1st Energy Level
593.40 kJ/mol   
99+
742.90 kJ/mol   
23
2nd Energy Level
1,170.00 kJ/mol   
99+
1,785.00 kJ/mol   
22
3rd Energy Level
1,990.00 kJ/mol   
99+
Not Available   
4th Energy Level
4,250.00 kJ/mol   
30
Not Available   
Electrochemical Equivalent
1.96 g/amp-hr   
32
Not Available   
Electron Work Function
3.10 eV   
35
Not Available   
Other Chemical Properties
Corrosion, Flammable, Ionization, Radioactive Isotopes   
Chemical Stability, Ionization   
Atomic Properties
Atomic Number
64   
99+
117   
1
Electron Configuration
[Xe] 4f7 5d1 6s2   
[Rn] 5f14 6d10 7s2 7p5   
Crystal Structure
Hexagonal Close Packed (HCP)   
Not Known   
Crystal Lattice
HCP-Crystal-Structure-of-Gadolinium.jpg#100   
Unknown-Crystal-Structure-of-Ununseptium.jpg#100   
Atom
  
  
Number of Protons
64   
99+
117   
1
Number of Neutrons
93   
37
167   
2
Number of Electrons
64   
99+
117   
1
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
Not Available   
Covalent Radius
196.00 pm   
14
Not Available   
Van der Waals Radius
237.00 pm   
15
Not Available   
Atomic Weight
47.87 amu   
99+
294.00 amu   
1
Atomic Volume
19.90 cm3/mol   
20
Not Available   
Adjacent Atomic Numbers
  
  
Previous Element
Europium
  
No Previous Element   
Next Element
Terbium
  
Livermorium
  
Valence Electron Potential
46.10 (-eV)   
34
Not Available   
Lattice Constant
363.60 pm   
32
Not Available   
Lattice Angles
π/2, π/2, 2 π/3   
NA   
Lattice C/A Ratio
1.59   
9
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
7.90 g/cm3   
99+
7.10 g/cm3   
99+
Density When Liquid (at m.p.)
7.40 g/cm3   
31
Not Available   
Tensile Strength
Not Available   
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.00 (Pa)   
30
Not Available   
Vapor Pressure at 2000 K
7.39 (Pa)   
9
Not Available   
Elasticity properties
  
  
Shear Modulus
21.80 GPa   
33
Not Available   
Bulk Modulus
37.90 GPa   
34
Not Available   
Young's Modulus
54.80 GPa   
35
Not Available   
Poisson Ratio
0.26   
23
Not Available   
Other Mechanical Properties
Ductile, Malleable   
Unknown   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
7.90   
40
Not Available   
Magnetic Ordering
Ferromagnetic   
Paramagnetic   
Electrical Properties
  
  
Electrical Property
Conductor   
Unknown   
Resistivity
1.31 nΩ·m   
99+
Not Available   
Electrical Conductivity
0.01 106/cm Ω   
99+
Not Available   
Electron Affinity
50.00 kJ/mol   
21
Not Available   
Thermal Properties
Specific Heat
0.23 J/(kg K)   
27
Not Available   
Molar Heat Capacity
37.03 J/mol·K   
2
Not Available   
Thermal Conductivity
10.60 W/m·K   
99+
Not Available   
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
9.40 µm/(m·K)   
99+
Not Available   
Enthalpy
  
  
Enthalpy of Vaporization
359.40 kJ/mol   
21
Not Available   
Enthalpy of Fusion
10.05 kJ/mol   
36
Not Available   
Enthalpy of Atomization
352.00 kJ/mol   
27
Not Available   
Standard Molar Entropy
68.10 J/mol.K   
16
Not Available   
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