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Thulium vs Tin


Tin
Tin vs Thulium


Periodic Table

Symbol
Tm   
Sn   

Group Number
Not Available   
14   
4

Period Number
6   
5   

Block
f block   
p block   

Element Family
Lanthanide   
Post-​Transition   

CAS Number
7440304   
99+
7440315   
99+

Space Group Name
P63/mmc   
I41/amd   

Space Group Number
194.00   
5
141.00   
7

Facts

Interesting Facts
  • Thulium metal can resist corrosion due to dry air .
  • Only Tm-169 isotope of Thulium metal occur naturally.
  
  • In the list of most abundant element Tin is ranked 49th.
  • Tin metal does not react with water as well as does not corrode in it.
  

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

History
  
  

Who Discovered
Per Teodor Cleve   
Unknown   

Discovery
In 1879   
Before 3500 BC   

Abundance
  
  

Abundance In Universe
1 * 10-8 %   
30
4 * 10-7 %   
20

Abundance In Sun
~0.00000002 %   
28
~0.0000009 %   
19

Abundance In Meteorites
0.00 %   
99+
0.00 %   
24

Abundance In Earth's Crust
0.00 %   
99+
0.00 %   
34

Abundance In Oceans
0.00 %   
99+
0.00 %   
26

Abundance In Humans
Not Available   
0.00 %   
13

Uses

Uses & Benefits
  • Thulium metal produces isotopes that emits X-rays. This isotope is used in X-ray machine.
  • Thulium element is also used in Surgical equipment like laser.
  
  • Tin-niobium alloy is used for producing superconducting magnets.
  • Tin salt known as a tin II chloride, it is used as a mordant and as a reducing agent for dyeing calico and silk.
  

Industrial Uses
NA   
Automobile Industry, Chemical Industry, Food Industry   

Medical Uses
NA   
Dentistry   

Other Uses
Alloys, Nuclear Research, Research Purposes   
NA   

Biological Properties
  
  

Toxicity
Unknown   
Non Toxic   

Present in Human Body
No   
Yes   

In Blood
Not Available   
0.38 Blood/mg dm-3   
10

In Bone
Not Available   
1.40 p.p.m.   
16

Physical Properties

Melting Point
1,545.00 °C   
23
231.90 °C   
99+

Boiling Point
1,730.00 °C   
99+
2,270.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery Gray   
Silvery White   

Luster
Metallic   
NA   

Hardness
  
  

Mohs Hardness
Not Available   
1.50   
18

Brinell Hardness
471.00 MPa   
25
50.00 MPa   
99+

Vickers Hardness
520.00 MPa   
21
Not Available   

Speed of Sound
Not Available   
2,730.00 m/s   
32

Optical Properties
  
  

Allotropes
No   
Yes   

α Allotropes
Not Available   
Grey Tin (alpha Tin, Tin Pest)   

β Allotropes
Not Available   
White Tin (Beta Tin)   

γ Allotropes
Not Available   
Rhombic Tin (gamma Tin)   

Chemical Properties

Chemical Formula
Tm   
Sn   

Isotopes
  
  

Known Isotopes
32   
7
35   
4

Electronegativity
  
  

Pauling Electronegativity
1.25   
35
1.96   
8

Sanderson Electronegativity
Not Available   
1.49   
15

Allred Rochow Electronegativity
1.11   
29
1.72   
4

Mulliken-Jaffe Electronegativity
Not Available   
2.21   
3

Allen Electronegativity
Not Available   
1.82   
11

Electropositivity
  
  

Pauling Electropositivity
2.75   
19
2.04   
99+

Ionization Energies
  
  

1st Energy Level
596.70 kJ/mol   
99+
708.60 kJ/mol   
33

2nd Energy Level
1,160.00 kJ/mol   
99+
1,411.80 kJ/mol   
99+

3rd Energy Level
2,285.00 kJ/mol   
99+
2,943.00 kJ/mol   
30

4th Energy Level
4,120.00 kJ/mol   
33
3,930.30 kJ/mol   
99+

5th Energy Level
Not Available   
7,456.00 kJ/mol   
13

Electrochemical Equivalent
2.10 g/amp-hr   
26
1.11 g/amp-hr   
99+

Electron Work Function
Not Available   
4.42 eV   
16

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

Atomic Properties

Atomic Number
69   
99+
50   
99+

Electron Configuration
[Xe] 4f13 6s2   
[Kr] 4d10 5s2 5p2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Tetragonal (TETR)   

Crystal Lattice
HCP-Crystal-Structure-of-Thulium.jpg#100   
TETR-Crystal-Structure-of-Tin.jpg#100   

Atom
  
  

Number of Protons
69   
99+
50   
99+

Number of Neutrons
100   
32
69   
99+

Number of Electrons
69   
99+
50   
99+

Radius of an Atom
  
  

Atomic Radius
176.00 pm   
18
140.00 pm   
38

Covalent Radius
160.00 pm   
30
139.00 pm   
99+

Van der Waals Radius
Not Available   
217.00 pm   
23

Atomic Weight
168.93 amu   
99+
118.71 amu   
99+

Atomic Volume
18.10 cm3/mol   
28
16.30 cm3/mol   
32

Adjacent Atomic Numbers
  
  

Previous Element
Erbium
  
Indium
  

Next Element
Ytterbium
  
Cesium
  

Valence Electron Potential
49.70 (-eV)   
28
83.50 (-eV)   
14

Lattice Constant
353.75 pm   
40
583.18 pm   
7

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

Lattice C/A Ratio
1.57   
17
Not Available   

Mechanical Properties

Density
  
  

Density At Room Temperature
9.32 g/cm3   
40
7.37 g/cm3   
99+

Density When Liquid (at m.p.)
8.56 g/cm3   
24
6.99 g/cm3   
34

Tensile Strength
Not Available   
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.06 (Pa)   
10
0.00 (Pa)   
17

Elasticity properties
  
  

Shear Modulus
30.50 GPa   
22
18.00 GPa   
36

Bulk Modulus
44.50 GPa   
26
58.00 GPa   
20

Young's Modulus
74.00 GPa   
27
50.00 GPa   
36

Poisson Ratio
0.21   
31
0.36   
8

Other Mechanical Properties
Ductile, Malleable   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
9.32   
31
7.31   
99+

Magnetic Ordering
Paramagnetic   
Diamagnetic   

Electrical Properties
  
  

Electrical Property
Conductor   
Superconductor   

Resistivity
676.00 nΩ·m   
5
115.00 nΩ·m   
28

Electrical Conductivity
0.02 106/cm Ω   
99+
0.09 106/cm Ω   
23

Electron Affinity
50.00 kJ/mol   
21
107.30 kJ/mol   
8

Thermal Properties

Specific Heat
0.16 J/(kg K)   
35
0.23 J/(kg K)   
28

Molar Heat Capacity
27.03 J/mol·K   
22
27.11 J/mol·K   
20

Thermal Conductivity
16.90 W/m·K   
99+
66.80 W/m·K   
25

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
13.30 µm/(m·K)   
29
22.00 µm/(m·K)   
20

Enthalpy
  
  

Enthalpy of Vaporization
191.00 kJ/mol   
99+
290.40 kJ/mol   
32

Enthalpy of Fusion
16.80 kJ/mol   
17
7.03 kJ/mol   
99+

Enthalpy of Atomization
247.00 kJ/mol   
99+
301.30 kJ/mol   
35

Standard Molar Entropy
74.00 J/mol.K   
9
51.20 J/mol.K   
29

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