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Silver Nihonium Comparison


Nihonium Silver comparison


Periodic Table

Symbol
Ag  
Nh  

Group Number
11  
7
13  
5

Period Number
5  
7  

Block
d block  
p block  

Element Family
Transition Metal  
Probably Post-​Transition  

CAS Number
7440224  
99+
54084707  
6

Space Group Name
Fm_ 3m  
-  

Space Group Number
225.00  
3
194.00  
7

Facts

Interesting Facts
  • It is the most reflective element.
  • Silver is the second most ductile metal after Gold.
  • It is also used in Dentistry as a dental alloys for clips and crowning.
  
Nihonium is a synthetic chemical element and is highly radioactive.  

Sources
Earth's crust, Found in Minerals, Ores of metals  
Synthetically Produced  

History
  
  

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

Discovery
Before 5000 BC  
In 2003  

Abundance
  
  

Abundance In Universe
0.00 %  
27
0.00 %  
40

Abundance In Sun
0.00 %  
26
-  

Abundance In Meteorites
0.00 %  
38
-  

Abundance In Earth's Crust
0.00 %  
99+
-  

Abundance In Oceans
0.00 %  
19
-  

Abundance In Humans
0.00 %  
24
-  

Uses

Uses & Benefits
  • Silver is mainly used for Jewelry and show piece.
  • It is used for manufacturing high quality mirrors due to its reflectivity property.
  
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  

Industrial Uses
Chemical Industry, Clothing Industry, Electrical Industry  
-  

Medical Uses
Dentistry, Pharmaceutical Industry  
-  

Other Uses
Alloys, Bullion, Coinage, Jewellery, Sculptures, Statues  
Research Purposes  

Biological Properties
  
  

Toxicity
Non Toxic  
-  

Present in Human Body
Yes  
No  

In Blood
0.00 Blood/mg dm-3  
29
0.00 Blood/mg dm-3  
29

In Bone
0.44 p.p.m.  
24
0.20 p.p.m.  
27

Physical

Melting Point
961.93 °C  
99+
430.00 °C  
99+

Boiling Point
2,212.00 °C  
99+
1,130.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silvery White  
-  

Luster
Metallic  
Unknown Luster  

Hardness
  
  

Mohs Hardness
2.50  
15
-  

Brinell Hardness
251.00 MPa  
99+
600.00 MPa  
24

Vickers Hardness
229.00 MPa  
99+
350.00 MPa  
99+

Speed of Sound
2,680.00 m/s  
99+
3,600.00 m/s  
29

Optical Properties
  
  

Refractive Index
0.16  
99+
1.30  
99+

Reflectivity
97.00 %  
1
60.00 %  
23

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Ag  
Nh  

Isotopes
  
  

Known Isotopes
36  
3
7  
31

Electronegativity
  
  

Pauling Electronegativity
1.93  
10
1.30  
33

Sanderson Electronegativity
1.83  
14
1.90  
13

Allred Rochow Electronegativity
1.42  
19
1.30  
25

Mulliken-Jaffe Electronegativity
1.47  
28
1.00  
99+

Allen Electronegativity
1.87  
10
0.70  
99+

Electropositivity
  
  

Pauling Electropositivity
2.07  
99+
2.20  
39

Ionization Energies
  
  

1st Energy Level
731.00 kJ/mol  
27
704.90 kJ/mol  
34

2nd Energy Level
2,070.00 kJ/mol  
11
2,238.50 kJ/mol  
7

3rd Energy Level
3,361.00 kJ/mol  
19
3,023.30 kJ/mol  
26

4th Energy Level
7,310.00 kJ/mol  
10
4,351.50 kJ/mol  
39

5th Energy Level
7,310.00 kJ/mol  
24
5,692.60 kJ/mol  
99+

6th Energy Level
7,310.00 kJ/mol  
39
7,000.00 kJ/mol  
99+

7th Energy level
7,310.00 kJ/mol  
33
7,040.00 kJ/mol  
40

8th Energy Level
7,310.00 kJ/mol  
31
7,040.00 kJ/mol  
36

9th Energy Level
7,310.00 kJ/mol  
27
7,040.00 kJ/mol  
33

10th Energy Level
7,310.00 kJ/mol  
32
7,040.00 kJ/mol  
37

11th Energy Level
7,310.00 kJ/mol  
31
7,040.00 kJ/mol  
35

12th Energy Level
7,310.00 kJ/mol  
99+
70,000.00 kJ/mol  
5

13th Energy Level
7,310.00 kJ/mol  
25
7,000.00 kJ/mol  
34

14th Energy Level
731.00 kJ/mol  
99+
7,000.00 kJ/mol  
24

15th Energy Level
73,100.00 kJ/mol  
22
70,000.00 kJ/mol  
30

16th Energy Level
73,100.00 kJ/mol  
17
70,000.00 kJ/mol  
25

17th Energy Level
731.00 kJ/mol  
38
540.00 kJ/mol  
99+

18th Energy Level
7,310.00 kJ/mol  
28
3,200.00 kJ/mol  
99+

19th Energy Level
731.00 kJ/mol  
35
540.20 kJ/mol  
99+

20th Energy Level
731.00 kJ/mol  
29
700.00 kJ/mol  
36

21st Energy Level
731.00 kJ/mol  
99+
1,130.00 kJ/mol  
29

22nd Energy Level
731.00 kJ/mol  
23
558.00 kJ/mol  
99+

23rd Energy Level
731.00 kJ/mol  
99+
7,000.00 kJ/mol  
11

24th Energy Level
731.00 kJ/mol  
22
700.00 kJ/mol  
29

25th Energy Level
731.00 kJ/mol  
22
0.00 kJ/mol  
99+

26th Energy Level
731.00 kJ/mol  
22
586.20 kJ/mol  
99+

27th Energy Level
731.00 kJ/mol  
21
704.90 kJ/mol  
28

28th Energy Level
731.00 kJ/mol  
27
704.90 kJ/mol  
33

29th Energy Level
731.00 kJ/mol  
28
704.90 kJ/mol  
34

30th Energy Level
731.00 kJ/mol  
22
704.00 kJ/mol  
28

Electrochemical Equivalent
4.02 g/amp-hr  
7
3.00 g/amp-hr  
21

Electron Work Function
4.26 eV  
27
4.90 eV  
12

Other Chemical Properties
Chemical Stability, Ionization, Solubility  
Chemical Stability, Ionization  

Atomic

Atomic Number
47  
99+
113  
5

Electron Configuration
[Kr] 4d10 5s1  
[Rn] 5f14 6d10 7s2 7p1  

Crystal Structure
Face Centered Cubic (FCC)  
Not Known  

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

Atom
  
  

Number of Protons
47  
99+
113  
5

Number of Neutrons
61  
99+
150  
12

Number of Electrons
47  
99+
113  
5

Radius of an Atom
  
  

Atomic Radius
144.00 pm  
38
170.00 pm  
24

Covalent Radius
145.00 pm  
99+
170.00 pm  
27

Van der Waals Radius
172.00 pm  
99+
320.00 pm  
3

Atomic Weight
107.87 amu  
99+
286.00 amu  
4

Atomic Volume
10.30 cm3/mol  
99+
21.10 cm3/mol  
24

Adjacent Atomic Numbers
  
  

Previous Element
Palladium
  

Next Element
Cadmium
  
Flerovium
  

Valence Electron Potential
11.40 (-eV)  
99+
6.20 (-eV)  
99+

Lattice Constant
408.53 pm  
23
0.00 pm  
99+

Lattice Angles
π/2, π/2, π/2  
-  

Lattice C/A Ratio
1.59  
26
1.58  
35

Mechanical

Density
  
  

Density At Room Temperature
10.49 g/cm3  
37
16.00 g/cm3  
19

Density When Liquid (at m.p.)
9.32 g/cm3  
99+
16.00 g/cm3  
19

Tensile Strength
170.00 MPa  
21
80.00 MPa  
29

Viscosity
0.00  
23
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
14
0.00 (Pa)  
37

Vapor Pressure at 2000 K
0.00 (Pa)  
38
0.00 (Pa)  
37

Elasticity properties
  
  

Shear Modulus
30.00 GPa  
27
40.00 GPa  
19

Bulk Modulus
100.00 GPa  
16
0.00 GPa  
99+

Young's Modulus
83.00 GPa  
25
12.20 GPa  
99+

Poisson Ratio
0.37  
7
0.30  
14

Other Mechanical Properties
Ductile, Malleable  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
10.50  
39
16.00  
21

Magnetic Ordering
Diamagnetic  
-  

Permeability
0.00 H/m  
17
0.00 H/m  
5

Susceptibility
0.00  
32
0.00  
24

Electrical Properties
  
  

Electrical Property
Conductor  
-  

Resistivity
15.87 nΩ·m  
99+
0.32 nΩ·m  
99+

Electrical Conductivity
0.63 106/cm Ω  
1
0.00 106/cm Ω  
99+

Electron Affinity
125.60 kJ/mol  
5
0.00 kJ/mol  
99+

Thermal

Specific Heat
0.24 J/(kg K)  
25
0.12 J/(kg K)  
99+

Molar Heat Capacity
25.35 J/mol·K  
99+
27.00 J/mol·K  
29

Thermal Conductivity
429.00 W/m·K  
1
1.70 W/m·K  
99+

Critical Temperature
1,235.00 K  
99+
700.00 K  
99+

Thermal Expansion
18.90 µm/(m·K)  
25
6.20 µm/(m·K)  
99+

Enthalpy
  
  

Enthalpy of Vaporization
255.10 kJ/mol  
99+
410.80 kJ/mol  
23

Enthalpy of Fusion
11.30 kJ/mol  
37
-  

Enthalpy of Atomization
284.50 kJ/mol  
99+
320.70 kJ/mol  
99+

Standard Molar Entropy
42.60 J/mol.K  
99+
65.00 J/mol.K  
17

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