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Nihonium vs Radium

Nihonium
Radium
Radium vs Nihonium


Periodic Table
Symbol
Nh   
Ra   
Group Number
13   
5
2   
16
Period Number
7   
7   
Block
p block   
s block   
Element Family
Probably Post-​Transition   
Alkaline Earth   
CAS Number
54084707   
6
7440144   
99+
Space Group Name
Not Available   
Im_ 3m   
Space Group Number
194.00   
5
229.00   
1
Facts
Interesting Facts
Not Available   
  • Radium metal is the heaviest metal of Alkaline earth metals column.
  • Radium metal is highly radioactive and does not have any stable isotopes.
  
Sources
Synthetically Produced   
Mining, Ores of metals   
History
  
  
Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory   
Not Available   
Discovery
In 2003   
In 1898   
Abundance
  
  
Abundance In Earth's Crust
Not Available   
0.00 %   
99+
Abundance In Oceans
Not Available   
0.00 %   
99+
Abundance In Humans
Not Available   
0.00 %   
20
Uses
Uses & Benefits
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  
  • It is a highly radioactive metal; and sometime Radium-223 is used to treat prostate cancer.
  • It is used in luminous paints.
  
Industrial Uses
NA   
NA   
Medical Uses
NA   
Pharmaceutical Industry   
Other Uses
Research Purposes   
NA   
Biological Properties
  
  
Toxicity
Unknown   
Highly Toxic   
Present in Human Body
No   
No   
Physical Properties
Melting Point
430.00 °C   
99+
700.00 °C   
99+
Boiling Point
1,130.00 °C   
99+
1,737.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Unknown   
Silvery White   
Luster
Unknown Luster   
Metallic   
Hardness
  
  
Speed of Sound
Not Available   
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
Nh   
Ra   
Isotopes
  
  
Known Isotopes
7   
31
33   
6
Electronegativity
  
  
Pauling Electronegativity
Not Available   
0.90   
99+
Allred Rochow Electronegativity
Not Available   
0.97   
38
Mulliken-Jaffe Electronegativity
Not Available   
0.92   
20
Allen Electronegativity
Not Available   
0.89   
99+
Electropositivity
  
  
Pauling Electropositivity
Not Available   
3.10   
5
Ionization Energies
  
  
1st Energy Level
704.90 kJ/mol   
34
509.30 kJ/mol   
99+
2nd Energy Level
2,238.50 kJ/mol   
7
979.00 kJ/mol   
99+
3rd Energy Level
3,023.30 kJ/mol   
26
Not Available   
4th Energy Level
4,351.50 kJ/mol   
29
Not Available   
5th Energy Level
5,692.60 kJ/mol   
28
Not Available   
Electrochemical Equivalent
Not Available   
4.22 g/amp-hr   
6
Electron Work Function
Not Available   
Not Available   
Other Chemical Properties
Chemical Stability, Ionization   
Ionization, Radioactive Isotopes, Radioactivity   
Atomic Properties
Atomic Number
113   
5
88   
30
Electron Configuration
[Rn] 5f14 6d10 7s2 7p1   
[Rn] 7s2   
Crystal Structure
Not Known   
Body Centered Cubic (BCC)   
Crystal Lattice
Unknown-Crystal-Structure-of-Ununtrium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
113   
5
88   
30
Number of Neutrons
150   
11
138   
16
Number of Electrons
113   
5
88   
30
Radius of an Atom
  
  
Covalent Radius
Not Available   
221.00 pm   
3
Van der Waals Radius
Not Available   
283.00 pm   
4
Atomic Weight
286.00 amu   
4
226.00 amu   
26
Atomic Volume
Not Available   
45.20 cm3/mol   
4
Adjacent Atomic Numbers
  
  
Previous Element
Copernicium
  
Francium
  
Next Element
Flerovium
  
Actinium
  
Valence Electron Potential
Not Available   
20.10 (-eV)   
99+
Lattice Constant
Not Available   
514.80 pm   
13
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
16.00 g/cm3   
19
5.50 g/cm3   
99+
Tensile Strength
Not Available   
Not Available   
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Elasticity properties
  
  
Poisson Ratio
Not Available   
Not Available   
Other Mechanical Properties
Unknown   
NA   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
Not Available   
5.00   
99+
Magnetic Ordering
Unknown   
Nonmagnetic   
Electrical Properties
  
  
Electrical Property
Unknown   
NA   
Resistivity
Not Available   
100.00 nΩ·m   
31
Thermal Properties
Specific Heat
Not Available   
0.12 J/(kg K)   
40
Molar Heat Capacity
Not Available   
Not Available   
Thermal Conductivity
Not Available   
18.60 W/m·K   
99+
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
Not Available   
Not Available   
Enthalpy
  
  
Enthalpy of Atomization
Not Available   
163.00 kJ/mol   
99+
Standard Molar Entropy
Not Available   
71.00 J/mol.K   
14
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