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Magnesium vs Nihonium


Nihonium vs Magnesium


Periodic Table

Symbol
Mg  
Nh  

Group Number
2  
16
13  
5

Period Number
3  
7  

Block
s block  
p block  

Element Family
Alkaline Earth  
Probably Post-​Transition  

CAS Number
7439954  
99+
54084707  
6

Space Group Name
P63/mmc  
-  

Space Group Number
194.00  
7
194.00  
7

Facts

Interesting Facts
  • Magnesium ions are present in every chlorophyll of every green plant .
  • Controlling Magnesium fire by pouring water on it will result in explosions.
  
Nihonium is a synthetic chemical element and is highly radioactive.  

Sources
By Electrolysis Process, In Ocean, Mining  
Synthetically Produced  

History
  
  

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

Discovery
In 1755  
In 2003  

Abundance
  
  

Abundance In Universe
0.06 %  
3
0.00 %  
40

Abundance In Sun
0.07 %  
2
-  

Abundance In Meteorites
12.00 %  
2
-  

Abundance In Earth's Crust
2.90 %  
4
-  

Abundance In Oceans
0.13 %  
2
-  

Abundance In Humans
0.03 %  
5
-  

Uses

Uses & Benefits
  • Magnesium aluminum alloy improves the mechanical strength and welding characteristics and hence it is used in aeroplane and car manufacturing.
  • It is also used to remove sulfur from the molten iron and steel.
  
  • Currently known uses of Ununtrium metal are limited to research purpose only.
  

Industrial Uses
Aerospace Industry, Ammunition Industry, Automobile Industry, Chemical Industry, Pharmaceutical Industry  
-  

Medical Uses
-  
-  

Other Uses
Surgical Instruments Manufacturing  
Research Purposes  

Biological Properties
  
  

Toxicity
Non Toxic  
-  

Present in Human Body
Yes  
No  

In Blood
37.80 Blood/mg dm-3  
5
0.00 Blood/mg dm-3  
29

In Bone
1,800.00 p.p.m.  
4
0.20 p.p.m.  
27

Physical

Melting Point
650.00 °C  
99+
430.00 °C  
99+

Boiling Point
1,107.00 °C  
99+
1,130.00 °C  
99+

Appearance
  
  

Physical State
Solid  
Solid  

Color
Gray  
-  

Luster
-  
Unknown Luster  

Hardness
  
  

Mohs Hardness
2.50  
15
-  

Brinell Hardness
260.00 MPa  
99+
600.00 MPa  
24

Vickers Hardness
260.00 MPa  
99+
350.00 MPa  
99+

Speed of Sound
4,940.00 m/s  
15
3,600.00 m/s  
29

Optical Properties
  
  

Refractive Index
1.49  
37
1.30  
99+

Reflectivity
74.00 %  
9
60.00 %  
23

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Mg  
Nh  

Isotopes
  
  

Known Isotopes
15  
24
7  
31

Electronegativity
  
  

Pauling Electronegativity
1.31  
32
1.30  
33

Sanderson Electronegativity
1.32  
24
1.90  
13

Allred Rochow Electronegativity
1.23  
26
1.30  
25

Mulliken-Jaffe Electronegativity
1.37  
30
1.00  
99+

Allen Electronegativity
1.29  
99+
0.70  
99+

Electropositivity
  
  

Pauling Electropositivity
2.69  
23
2.20  
39

Ionization Energies
  
  

1st Energy Level
737.70 kJ/mol  
24
704.90 kJ/mol  
34

2nd Energy Level
1,450.70 kJ/mol  
99+
2,238.50 kJ/mol  
7

3rd Energy Level
7,732.70 kJ/mol  
5
3,023.30 kJ/mol  
26

4th Energy Level
10,542.50 kJ/mol  
4
4,351.50 kJ/mol  
39

5th Energy Level
13,630.00 kJ/mol  
3
5,692.60 kJ/mol  
99+

6th Energy Level
18,020.00 kJ/mol  
3
7,000.00 kJ/mol  
99+

7th Energy level
21,711.00 kJ/mol  
3
7,040.00 kJ/mol  
40

8th Energy Level
25,661.00 kJ/mol  
3
7,040.00 kJ/mol  
36

9th Energy Level
31,653.00 kJ/mol  
3
7,040.00 kJ/mol  
33

10th Energy Level
35,458.00 kJ/mol  
5
7,040.00 kJ/mol  
37

11th Energy Level
169,988.00 kJ/mol  
1
7,040.00 kJ/mol  
35

12th Energy Level
189,368.00 kJ/mol  
1
70,000.00 kJ/mol  
5

13th Energy Level
7,370.00 kJ/mol  
24
7,000.00 kJ/mol  
34

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

15th Energy Level
73,700.00 kJ/mol  
21
70,000.00 kJ/mol  
30

16th Energy Level
73,770.00 kJ/mol  
16
70,000.00 kJ/mol  
25

17th Energy Level
737.70 kJ/mol  
37
540.00 kJ/mol  
99+

18th Energy Level
7,370.00 kJ/mol  
27
3,200.00 kJ/mol  
99+

19th Energy Level
737.70 kJ/mol  
34
540.20 kJ/mol  
99+

20th Energy Level
737.00 kJ/mol  
28
700.00 kJ/mol  
36

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

22nd Energy Level
738.00 kJ/mol  
22
558.00 kJ/mol  
99+

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

24th Energy Level
737.70 kJ/mol  
20
700.00 kJ/mol  
29

25th Energy Level
737.70 kJ/mol  
20
0.00 kJ/mol  
99+

26th Energy Level
737.70 kJ/mol  
20
586.20 kJ/mol  
99+

27th Energy Level
737.70 kJ/mol  
19
704.90 kJ/mol  
28

28th Energy Level
737.70 kJ/mol  
25
704.90 kJ/mol  
33

29th Energy Level
737.70 kJ/mol  
26
704.90 kJ/mol  
34

30th Energy Level
737.70 kJ/mol  
20
704.00 kJ/mol  
28

Electrochemical Equivalent
0.45 g/amp-hr  
99+
3.00 g/amp-hr  
21

Electron Work Function
3.66 eV  
40
4.90 eV  
12

Other Chemical Properties
Corrosion, Highly Inflammable, Ionization, Solubility  
Chemical Stability, Ionization  

Atomic

Atomic Number
12  
99+
113  
5

Electron Configuration
[Ne] 3s2  
[Rn] 5f14 6d10 7s2 7p1  

Crystal Structure
Hexagonal Close Packed (HCP)  
Not Known  

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

Atom
  
  

Number of Protons
12  
99+
113  
5

Number of Neutrons
12  
99+
150  
12

Number of Electrons
12  
99+
113  
5

Radius of an Atom
  
  

Atomic Radius
160.00 pm  
29
170.00 pm  
24

Covalent Radius
141.00 pm  
99+
170.00 pm  
27

Van der Waals Radius
173.00 pm  
99+
320.00 pm  
3

Atomic Weight
24.31 amu  
99+
286.00 amu  
4

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

Adjacent Atomic Numbers
  
  

Previous Element
Sodium
  

Next Element
Aluminium
  
Flerovium
  

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

Lattice Constant
320.94 pm  
99+
0.00 pm  
99+

Lattice Angles
π/2, π/2, 2 π/3  
-  

Lattice C/A Ratio
1.62  
15
1.58  
35

Mechanical

Density
  
  

Density At Room Temperature
1.74 g/cm3  
99+
16.00 g/cm3  
19

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

Tensile Strength
150.00 MPa  
25
80.00 MPa  
29

Viscosity
0.00  
24
0.00  
25

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
22
0.00 (Pa)  
37

Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.00 (Pa)  
37

Elasticity properties
  
  

Shear Modulus
17.00 GPa  
99+
40.00 GPa  
19

Bulk Modulus
45.00 GPa  
29
0.00 GPa  
99+

Young's Modulus
45.00 GPa  
99+
12.20 GPa  
99+

Poisson Ratio
0.29  
15
0.30  
14

Other Mechanical Properties
-  
-  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
1.74  
99+
16.00  
21

Magnetic Ordering
Paramagnetic  
-  

Permeability
0.00 H/m  
8
0.00 H/m  
5

Susceptibility
0.00  
33
0.00  
24

Electrical Properties
  
  

Electrical Property
Conductor  
-  

Resistivity
43.90 nΩ·m  
99+
0.32 nΩ·m  
99+

Electrical Conductivity
0.23 106/cm Ω  
7
0.00 106/cm Ω  
99+

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

Thermal

Specific Heat
1.02 J/(kg K)  
4
0.12 J/(kg K)  
99+

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

Thermal Conductivity
156.00 W/m·K  
8
1.70 W/m·K  
99+

Critical Temperature
923.00 K  
99+
700.00 K  
99+

Thermal Expansion
24.80 µm/(m·K)  
15
6.20 µm/(m·K)  
99+

Enthalpy
  
  

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

Enthalpy of Fusion
8.95 kJ/mol  
99+
-  

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

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

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