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Manganese vs Lutetium


Lutetium vs Manganese


Periodic Table

Symbol
Mn   
Lu   

Group Number
7   
11
Not Available   

Period Number
4   
6   

Block
d block   
f block   

Element Family
Transition Metal   
Lanthanide   

CAS Number
7439965   
99+
7439943   
99+

Space Group Name
I_ 43m   
P63/mmc   

Space Group Number
217.00   
4
194.00   
5

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.
  
  • Metal dust of Lutetium element is highly explosive.
  • Lutetium metal is corrosion resistance and acts stable in air.
  

Sources
Found in Minerals, Mining, Ores of Minerals   
Found in Minerals, Mining, Ores of Minerals   

History
  
  

Who Discovered
Johann Gottlieb Gahn   
Georges Urbain and Carl Auer von Welsbach   

Discovery
In 1774   
In 1906   

Abundance
  
  

Abundance In Universe
8 * 10-4 %   
8
1 * 10-8 %   
30

Abundance In Sun
~0.001 %   
8
~0.0000001 %   
26

Abundance In Meteorites
0.27 %   
8
0.00 %   
99+

Abundance In Earth's Crust
0.11 %   
8
0.00 %   
99+

Abundance In Oceans
0.00 %   
13
0.00 %   
99+

Abundance In Humans
0.00 %   
13
Not Available   

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.
  
  • Lutetium metal is used outside research. It has commercial uses like Industrial catalyst for cracking oil refineries of hydrocarbons .
  

Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry   
NA   

Medical Uses
NA   
NA   

Other Uses
Alloys   
Alloys   

Biological Properties
  
  

Toxicity
Toxic   
Low Toxic   

Present in Human Body
Yes   
No   

In Blood
0.08 Blood/mg dm-3   
14
Not Available   

In Bone
100.00 p.p.m.   
8
Not Available   

Physical Properties

Melting Point
1,245.00 °C   
37
1,652.00 °C   
19

Boiling Point
1,962.00 °C   
99+
3,402.00 °C   
19

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Silvery White   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
6.00   
6
Not Available   

Brinell Hardness
196.00 MPa   
99+
893.00 MPa   
10

Vickers Hardness
Not Available   
1,160.00 MPa   
8

Speed of Sound
5,150.00 m/s   
7
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
Mn   
Lu   

Isotopes
  
  

Known Isotopes
21   
18
35   
4

Electronegativity
  
  

Pauling Electronegativity
1.55   
25
1.27   
34

Sanderson Electronegativity
2.20   
7
Not Available   

Allred Rochow Electronegativity
1.60   
9
1.14   
28

Allen Electronegativity
1.75   
15
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.45   
29
2.73   
20

Ionization Energies
  
  

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

2nd Energy Level
1,509.00 kJ/mol   
39
1,340.00 kJ/mol   
99+

3rd Energy Level
3,248.00 kJ/mol   
21
2,022.30 kJ/mol   
99+

4th Energy Level
4,940.00 kJ/mol   
20
4,370.00 kJ/mol   
28

5th Energy Level
6,990.00 kJ/mol   
17
6,445.00 kJ/mol   
21

6th Energy Level
9,220.00 kJ/mol   
16
Not Available   

7th Energy level
11,500.00 kJ/mol   
16
Not Available   

8th Energy Level
18,770.00 kJ/mol   
5
Not Available   

9th Energy Level
21,400.00 kJ/mol   
6
Not Available   

10th Energy Level
23,960.00 kJ/mol   
9
Not Available   

11th Energy Level
27,590.00 kJ/mol   
10
Not Available   

12th Energy Level
30,330.00 kJ/mol   
10
Not Available   

13th Energy Level
33,150.00 kJ/mol   
11
Not Available   

14th Energy Level
38,880.00 kJ/mol   
10
Not Available   

15th Energy Level
41,987.00 kJ/mol   
13
Not Available   

16th Energy Level
109,480.00 kJ/mol   
1
Not Available   

17th Energy Level
118,100.00 kJ/mol   
2
Not Available   

18th Energy Level
127,100.00 kJ/mol   
3
Not Available   

19th Energy Level
138,600.00 kJ/mol   
4
Not Available   

20th Energy Level
148,500.00 kJ/mol   
6
Not Available   

21st Energy Level
158,600.00 kJ/mol   
6
Not Available   

22nd Energy Level
172,500.00 kJ/mol   
5
Not Available   

23rd Energy Level
181,380.00 kJ/mol   
5
Not Available   

Electrochemical Equivalent
0.29 g/amp-hr   
99+
2.18 g/amp-hr   
23

Electron Work Function
4.10 eV   
25
3.30 eV   
33

Other Chemical Properties
Ionization, Radioactive Isotopes   
Anti Corrosion, Ionization, Radioactive Isotopes, Solubility   

Atomic Properties

Atomic Number
25   
99+
71   
99+

Electron Configuration
[Ar] 3d5 4s2   
[Xe] 6s2 4f14 5d1   

Crystal Structure
Body Centered Cubic (BCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
25   
99+
71   
99+

Number of Neutrons
30   
99+
104   
30

Number of Electrons
25   
99+
71   
99+

Radius of an Atom
  
  

Atomic Radius
127.00 pm   
99+
174.00 pm   
20

Covalent Radius
139.00 pm   
99+
187.00 pm   
20

Van der Waals Radius
200.00 pm   
28
221.00 pm   
22

Atomic Weight
54.94 amu   
99+
174.97 amu   
40

Atomic Volume
1.39 cm3/mol   
99+
17.78 cm3/mol   
30

Adjacent Atomic Numbers
  
  

Previous Element
Chromium
  
Ytterbium
  

Next Element
Iron
  
Hafnium
  

Valence Electron Potential
220.00 (-eV)   
2
50.90 (-eV)   
26

Lattice Constant
891.25 pm   
1
350.31 pm   
99+

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

Lattice C/A Ratio
Not Available   
1.59   
10

Mechanical Properties

Density
  
  

Density At Room Temperature
7.21 g/cm3   
99+
9.84 g/cm3   
38

Density When Liquid (at m.p.)
5.95 g/cm3   
99+
9.30 g/cm3   
22

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
12
0.00 (Pa)   
33

Vapor Pressure at 2000 K
Not Available   
3.18 (Pa)   
11

Elasticity properties
  
  

Shear Modulus
Not Available   
27.20 GPa   
26

Bulk Modulus
120.00 GPa   
14
47.60 GPa   
23

Young's Modulus
198.00 GPa   
12
68.60 GPa   
30

Poisson Ratio
Not Available   
0.26   
21

Other Mechanical Properties
NA   
NA   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
7.21   
99+
9.84   
29

Magnetic Ordering
Paramagnetic   
Paramagnetic   

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

Resistivity
1.44 nΩ·m   
99+
582.00 nΩ·m   
9

Electrical Conductivity
0.01 106/cm Ω   
99+
0.02 106/cm Ω   
99+

Electron Affinity
0.00 kJ/mol   
40
50.00 kJ/mol   
21

Thermal Properties

Specific Heat
0.48 J/(kg K)   
11
0.15 J/(kg K)   
36

Molar Heat Capacity
26.32 J/mol·K   
29
26.86 J/mol·K   
24

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

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
21.70 µm/(m·K)   
21
9.90 µm/(m·K)   
40

Enthalpy
  
  

Enthalpy of Vaporization
219.70 kJ/mol   
99+
355.90 kJ/mol   
22

Enthalpy of Fusion
14.64 kJ/mol   
23
18.70 kJ/mol   
13

Enthalpy of Atomization
280.30 kJ/mol   
38
398.00 kJ/mol   
20

Standard Molar Entropy
32.00 J/mol.K   
99+
51.00 J/mol.K   
30

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