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Periodic Table

Symbol
Nh

Group Number
13 5

Period Number
7 1

Block
p block

Element Family
Probably Post-​Transition

CAS Number
54084707 6

Space Group Name
-

Space Group Number
194.00 7

Facts

Interesting Facts
Nihonium is a synthetic chemical element and is highly radioactive.

Sources
Synthetically Produced

History

Who Discovered
Joint Institute for Nuclear Research and Lawrence Livermore National Laboratory

Discovery
In 2003

Abundance

Abundance In Universe
0.00 % 40

Abundance In Sun
-

Abundance In Meteorites
-

Abundance In Earth's Crust
-

Abundance In Oceans
-

Abundance In Humans
-

Uses

Uses & Benefits
  • Currently known uses of Ununtrium metal are limited to research purpose only.

Industrial Uses
-

Medical Uses
-

Other Uses
Research Purposes

Biological Properties

Toxicity
-

Present in Human Body
No

In Blood
0.00 Blood/mg dm-3 29

In Bone
0.20 p.p.m. 27

Physical

Melting Point
430.00 °C 64

Boiling Point
1,130.00 °C 67

Appearance

Physical State
Solid

Color
-

Luster
Unknown Luster

Hardness

Mohs Hardness
-

Brinell Hardness
600.00 MPa 24

Vickers Hardness
350.00 MPa 43

Speed of Sound
3,600.00 m/s 29

Optical Properties

Refractive Index
1.30 43

Reflectivity
60.00 % 23

Allotropes
No

α Allotropes
-

β Allotropes
-

γ Allotropes
-

Chemical

Chemical Formula
Nh

Isotopes

Known Isotopes
7 31

Electronegativity

Pauling Electronegativity
1.30 33

Sanderson Electronegativity
1.90 13

Allred Rochow Electronegativity
1.30 25

Mulliken-Jaffe Electronegativity
1.00 46

Allen Electronegativity
0.70 66

Electropositivity

Pauling Electropositivity
2.20 39

Ionization Energies

1st Energy Level
704.90 kJ/mol 34

2nd Energy Level
2,238.50 kJ/mol 7

3rd Energy Level
3,023.30 kJ/mol 26

4th Energy Level
4,351.50 kJ/mol 39

5th Energy Level
5,692.60 kJ/mol 60

6th Energy Level
7,000.00 kJ/mol 47

7th Energy level
7,040.00 kJ/mol 40

8th Energy Level
7,040.00 kJ/mol 36

9th Energy Level
7,040.00 kJ/mol 33

10th Energy Level
7,040.00 kJ/mol 37

11th Energy Level
7,040.00 kJ/mol 35

12th Energy Level
70,000.00 kJ/mol 5

13th Energy Level
7,000.00 kJ/mol 34

14th Energy Level
7,000.00 kJ/mol 24

15th Energy Level
70,000.00 kJ/mol 30

16th Energy Level
70,000.00 kJ/mol 25

17th Energy Level
540.00 kJ/mol 79

18th Energy Level
3,200.00 kJ/mol 84

19th Energy Level
540.20 kJ/mol 76

20th Energy Level
700.00 kJ/mol 36

21st Energy Level
1,130.00 kJ/mol 29

22nd Energy Level
558.00 kJ/mol 60

23rd Energy Level
7,000.00 kJ/mol 11

24th Energy Level
700.00 kJ/mol 29

25th Energy Level
0.00 kJ/mol 81

26th Energy Level
586.20 kJ/mol 56

27th Energy Level
704.90 kJ/mol 28

28th Energy Level
704.90 kJ/mol 33

29th Energy Level
704.90 kJ/mol 34

30th Energy Level
704.00 kJ/mol 28

Electrochemical Equivalent
3.00 g/amp-hr 21

Electron Work Function
4.90 eV 12

Other Chemical Properties
Chemical Stability, Ionization

Atomic

Atomic Number
113 5

Electron Configuration
[Rn] 5f14 6d10 7s2 7p1

Crystal Structure
Not Known

Crystal Lattice
Unknown-Crystal-Structure-of-Ununtrium.jpg#100

Atom

Number of Protons
113 5

Number of Neutrons
150 12

Number of Electrons
113 5

Radius of an Atom

Atomic Radius
170.00 pm 24

Covalent Radius
170.00 pm 27

Van der Waals Radius
320.00 pm 3

Atomic Weight
286.00 amu 4

Atomic Volume
21.10 cm3/mol 24

Adjacent Atomic Numbers

Previous Element
71

Next Element
65

Valence Electron Potential
6.20 (-eV) 73

Lattice Constant
0.00 pm 77

Lattice Angles
-

Lattice C/A Ratio
1.58 35

Mechanical

Density

Density At Room Temperature
16.00 g/cm3 19

Density When Liquid (at m.p.)
16.00 g/cm3 19

Tensile Strength
80.00 MPa 29

Viscosity
0.00 25

Vapor Pressure

Vapor Pressure at 1000 K
0.00 (Pa) 37

Vapor Pressure at 2000 K
0.00 (Pa) 37

Elasticity properties

Shear Modulus
40.00 GPa 19

Bulk Modulus
0.00 GPa 67

Young's Modulus
12.20 GPa 63

Poisson Ratio
0.30 14

Other Mechanical Properties
-

Magnetic

Magnetic Characteristics

Specific Gravity
16.00 21

Magnetic Ordering
-

Permeability
0.00 H/m 5

Susceptibility
0.00 24

Electrical Properties

Electrical Property
-

Resistivity
0.32 nΩ·m 85

Electrical Conductivity
0.00 106/cm Ω 71

Electron Affinity
0.00 kJ/mol 49

Thermal

Specific Heat
0.12 J/(kg K) 42

Molar Heat Capacity
27.00 J/mol·K 29

Thermal Conductivity
1.70 W/m·K 74

Critical Temperature
700.00 K 66

Thermal Expansion
6.20 µm/(m·K) 68

Enthalpy

Enthalpy of Vaporization
410.80 kJ/mol 23

Enthalpy of Fusion
-

Enthalpy of Atomization
320.70 kJ/mol 43

Standard Molar Entropy
65.00 J/mol.K 17

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