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Manganese vs Uranium


Uranium vs Manganese


Periodic Table

Symbol
Mn  
U  

Group Number
7  
11
0  
18

Period Number
4  
7  

Block
d block  
f block  

Element Family
Transition Metal  
Actinide  

CAS Number
7439965  
99+
7440611  
28

Space Group Name
I_ 43m  
Cmcm  

Space Group Number
217.00  
5
63.00  
13

Facts

Interesting Facts
  • Manganese is an essential trace element in all forms of life.
  • Manganese metal oxidizes very easily, but it does not fuse that easily.
  
  • Major mining countries of Uranium include Russia, Australia, Namibia, Canada and Niger and total 33% Uranium are mine in Kazakhstan.
  

Sources
Found in Minerals, Mining, Ores of Minerals  
Earth's crust, Mining, Ores of Minerals  

History
  
  

Who Discovered
Johann Gottlieb Gahn  
-  

Discovery
In 1774  
In 1789  

Abundance
  
  

Abundance In Universe
0.00 %  
9
0.00 %  
30

Abundance In Sun
0.00 %  
8
0.00 %  
26

Abundance In Meteorites
0.27 %  
8
0.00 %  
99+

Abundance In Earth's Crust
0.11 %  
8
0.00 %  
36

Abundance In Oceans
0.00 %  
13
0.00 %  
11

Abundance In Humans
0.00 %  
15
0.00 %  
24

Uses

Uses & Benefits
  • This metal is very brittle hence it mostly not used as a pure metal, but its alloys are very useful
  • Its alloy Manganese steel is extremely strong and used in railway tracks, safes, prison bars and riffle barrels.
  
  • The main use of this metal include nuclear fuel which is used to generate electricity yin nuclear power stations.
  • Synthetic elements like transuranium are made from Uranium metal.
  

Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry  
Ammunition Industry, Chemical Industry  

Medical Uses
-  
-  

Other Uses
Alloys  
Alloys, Jewellery, Nuclear Reactor's Fuel, Sculptures, Statues  

Biological Properties
  
  

Toxicity
Toxic  
Toxic  

Present in Human Body
Yes  
No  

In Blood
0.08 Blood/mg dm-3  
14
0.00 Blood/mg dm-3  
37

In Bone
100.00 p.p.m.  
8
1.20 p.p.m.  
19

Physical

Melting Point
1,245.00 °C  
37
1,132.00 °C  
39

Boiling Point
1,962.00 °C  
99+
3,818.00 °C  
16

Appearance
  
  

Physical State
Solid  
Solid  

Color
Silver  
Silvery Gray  

Luster
Metallic  
Metallic  

Hardness
  
  

Mohs Hardness
6.00  
6
6.00  
6

Brinell Hardness
196.00 MPa  
99+
2,350.00 MPa  
2

Vickers Hardness
196.00 MPa  
99+
1,960.00 MPa  
6

Speed of Sound
5,150.00 m/s  
11
3,155.00 m/s  
36

Optical Properties
  
  

Refractive Index
2.00  
15
1.38  
40

Reflectivity
70.00 %  
13
80.00 %  
7

Allotropes
No  
No  

α Allotropes
-  
-  

β Allotropes
-  
-  

γ Allotropes
-  
-  

Chemical

Chemical Formula
Mn  
U  

Isotopes
  
  

Known Isotopes
21  
18
25  
14

Electronegativity
  
  

Pauling Electronegativity
1.55  
26
1.38  
29

Sanderson Electronegativity
2.20  
8
1.38  
22

Allred Rochow Electronegativity
1.60  
10
1.22  
27

Mulliken-Jaffe Electronegativity
1.55  
23
1.38  
29

Allen Electronegativity
1.75  
18
1.38  
36

Electropositivity
  
  

Pauling Electropositivity
2.45  
29
2.62  
26

Ionization Energies
  
  

1st Energy Level
717.30 kJ/mol  
30
597.60 kJ/mol  
99+

2nd Energy Level
1,509.00 kJ/mol  
40
1,420.00 kJ/mol  
99+

3rd Energy Level
3,248.00 kJ/mol  
21
1,900.00 kJ/mol  
99+

4th Energy Level
4,940.00 kJ/mol  
30
3,145.00 kJ/mol  
99+

5th Energy Level
6,990.00 kJ/mol  
29
5,976.00 kJ/mol  
99+

6th Energy Level
9,220.00 kJ/mol  
22
5,976.00 kJ/mol  
99+

7th Energy level
11,500.00 kJ/mol  
16
5,970.00 kJ/mol  
99+

8th Energy Level
18,770.00 kJ/mol  
5
5,976.00 kJ/mol  
99+

9th Energy Level
21,400.00 kJ/mol  
6
5,976.00 kJ/mol  
99+

10th Energy Level
23,960.00 kJ/mol  
9
5,976.00 kJ/mol  
99+

11th Energy Level
27,590.00 kJ/mol  
10
5,976.00 kJ/mol  
99+

12th Energy Level
30,330.00 kJ/mol  
32
5,970.00 kJ/mol  
99+

13th Energy Level
33,150.00 kJ/mol  
11
5,970.00 kJ/mol  
99+

14th Energy Level
38,880.00 kJ/mol  
10
5,970.00 kJ/mol  
34

15th Energy Level
41,987.00 kJ/mol  
99+
59,700.00 kJ/mol  
99+

16th Energy Level
109,480.00 kJ/mol  
1
59,700.00 kJ/mol  
35

17th Energy Level
118,100.00 kJ/mol  
2
597.60 kJ/mol  
99+

18th Energy Level
127,100.00 kJ/mol  
3
5,976.00 kJ/mol  
99+

19th Energy Level
138,600.00 kJ/mol  
4
597.60 kJ/mol  
99+

20th Energy Level
148,500.00 kJ/mol  
6
597.00 kJ/mol  
99+

21st Energy Level
158,600.00 kJ/mol  
6
597.60 kJ/mol  
99+

22nd Energy Level
172,500.00 kJ/mol  
5
597.00 kJ/mol  
99+

23rd Energy Level
181,380.00 kJ/mol  
5
597.60 kJ/mol  
99+

24th Energy Level
650.90 kJ/mol  
34
597.60 kJ/mol  
99+

25th Energy Level
717.30 kJ/mol  
24
597.60 kJ/mol  
99+

26th Energy Level
650.90 kJ/mol  
35
597.60 kJ/mol  
99+

27th Energy Level
650.90 kJ/mol  
36
597.60 kJ/mol  
99+

28th Energy Level
650.90 kJ/mol  
99+
597.60 kJ/mol  
99+

29th Energy Level
650.90 kJ/mol  
99+
597.60 kJ/mol  
99+

30th Energy Level
650.90 kJ/mol  
38
597.60 kJ/mol  
99+

Electrochemical Equivalent
0.29 g/amp-hr  
99+
1.48 g/amp-hr  
99+

Electron Work Function
4.10 eV  
32
3.63 eV  
99+

Other Chemical Properties
Ionization, Radioactive Isotopes  
Ionization, Radioactive Isotopes, Radioactivity  

Atomic

Atomic Number
25  
99+
92  
26

Electron Configuration
[Ar] 3d5 4s2  
[Rn] 5f3 6d1 7s2  

Crystal Structure
Body Centered Cubic (BCC)  
Orthorhombic (ORTH)  

Crystal Lattice
BCC-Crystal-Structure-.jpg#100  
ORTH-Crystal-Structure-of-Uranium.jpg#100  

Atom
  
  

Number of Protons
25  
99+
92  
26

Number of Neutrons
30  
99+
146  
14

Number of Electrons
25  
99+
92  
26

Radius of an Atom
  
  

Atomic Radius
127.00 pm  
99+
156.00 pm  
31

Covalent Radius
139.00 pm  
99+
196.00 pm  
14

Van der Waals Radius
200.00 pm  
35
186.00 pm  
40

Atomic Weight
54.94 amu  
99+
238.03 amu  
21

Atomic Volume
1.39 cm3/mol  
99+
12.59 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Chromium
  

Next Element
Iron
  
Neptunium
  

Valence Electron Potential
220.00 (-eV)  
2
170.00 (-eV)  
4

Lattice Constant
891.25 pm  
1
295.08 pm  
99+

Lattice Angles
π/2, π/2, π/2  
π/2, π/2, π/2  

Lattice C/A Ratio
1.55  
99+
1.02  
99+

Mechanical

Density
  
  

Density At Room Temperature
7.21 g/cm3  
99+
19.10 g/cm3  
17

Density When Liquid (at m.p.)
5.95 g/cm3  
99+
17.30 g/cm3  
17

Tensile Strength
370.00 MPa  
11
100.00 MPa  
28

Viscosity
0.00  
2
0.00  
21

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)  
12
0.00 (Pa)  
37

Vapor Pressure at 2000 K
0.00 (Pa)  
30
0.01 (Pa)  
20

Elasticity properties
  
  

Shear Modulus
40.00 GPa  
19
111.00 GPa  
10

Bulk Modulus
120.00 GPa  
14
100.00 GPa  
16

Young's Modulus
198.00 GPa  
13
208.00 GPa  
11

Poisson Ratio
0.30  
14
0.23  
30

Other Mechanical Properties
-  
Ductile, Malleable  

Magnetic

Magnetic Characteristics
  
  

Specific Gravity
7.21  
99+
18.80  
19

Magnetic Ordering
Paramagnetic  
Paramagnetic  

Permeability
0.00 H/m  
7
0.00 H/m  
16

Susceptibility
0.00  
12
0.00  
24

Electrical Properties
  
  

Electrical Property
Conductor  
Poor Conductor  

Resistivity
1.44 nΩ·m  
99+
0.28 nΩ·m  
99+

Electrical Conductivity
0.01 106/cm Ω  
99+
0.04 106/cm Ω  
99+

Electron Affinity
0.00 kJ/mol  
99+
50.60 kJ/mol  
25

Thermal

Specific Heat
0.48 J/(kg K)  
11
0.12 J/(kg K)  
99+

Molar Heat Capacity
26.32 J/mol·K  
37
27.67 J/mol·K  
18

Thermal Conductivity
7.81 W/m·K  
99+
27.50 W/m·K  
99+

Critical Temperature
1,519.00 K  
40
1,405.00 K  
99+

Thermal Expansion
21.70 µm/(m·K)  
22
13.90 µm/(m·K)  
30

Enthalpy
  
  

Enthalpy of Vaporization
219.70 kJ/mol  
99+
477.00 kJ/mol  
18

Enthalpy of Fusion
14.64 kJ/mol  
25
15.48 kJ/mol  
19

Enthalpy of Atomization
280.30 kJ/mol  
99+
489.50 kJ/mol  
18

Standard Molar Entropy
32.00 J/mol.K  
99+
50.20 J/mol.K  
99+

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