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Nickel Thulium Comparison


Thulium Nickel comparison


Periodic Table

Symbol
Ni   
Tm   

Group Number
10   
8
Not Available   

Period Number
4   
6   

Block
d block   
f block   

Element Family
Transition Metal   
Lanthanide   

CAS Number
7440020   
99+
7440304   
99+

Space Group Name
Fm_ 3m   
P63/mmc   

Space Group Number
225.00   
2
194.00   
5

Facts

Interesting Facts
  • Zinc metal found (obtain) in many forms like granules, foil, dust and in a powder form.
  • After iron, Zinc metal the second most abundant element in the earth crust.
  
  • Thulium metal can resist corrosion due to dry air .
  • Only Tm-169 isotope of Thulium metal occur naturally.
  

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

History
  
  

Who Discovered
Axel Fredrik Cronstedt   
Per Teodor Cleve   

Discovery
In 1751   
In 1879   

Abundance
  
  

Abundance In Universe
6 * 10-3 %   
4
1 * 10-8 %   
30

Abundance In Sun
~0.008 %   
3
~0.00000002 %   
28

Abundance In Meteorites
1.30 %   
3
0.00 %   
99+

Abundance In Earth's Crust
0.01 %   
15
0.00 %   
99+

Abundance In Oceans
0.00 %   
13
0.00 %   
99+

Abundance In Humans
0.00 %   
14
Not Available   

Uses

Uses & Benefits
  • It has corrosion resistance and hence it is used to plate other metals.
  • Its alloys are very useful; Nichrome alloy is used in the hot coil of toasters and electric oven.
  
  • 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.
  

Industrial Uses
Automobile Industry, Electrical Industry, Electronic Industry   
NA   

Medical Uses
NA   
NA   

Other Uses
Alloys   
Alloys, Nuclear Research, Research Purposes   

Biological Properties
  
  

Toxicity
Toxic   
Unknown   

Present in Human Body
Yes   
No   

In Blood
0.05 Blood/mg dm-3   
17
Not Available   

In Bone
0.70 p.p.m.   
18
Not Available   

Physical Properties

Melting Point
1,453.00 °C   
31
1,545.00 °C   
23

Boiling Point
2,732.00 °C   
38
1,730.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Silvery Gray   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
4.00   
10
Not Available   

Brinell Hardness
667.00 MPa   
18
471.00 MPa   
25

Vickers Hardness
638.00 MPa   
16
520.00 MPa   
21

Speed of Sound
4,900.00 m/s   
12
Not Available   

Optical Properties
  
  

Reflectivity
72.00 %   
9
Not Available   

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
Ni   
Tm   

Isotopes
  
  

Known Isotopes
25   
14
32   
7

Electronegativity
  
  

Pauling Electronegativity
1.91   
10
1.25   
35

Sanderson Electronegativity
1.94   
10
Not Available   

Allred Rochow Electronegativity
1.75   
3
1.11   
29

Allen Electronegativity
1.88   
6
Not Available   

Electropositivity
  
  

Pauling Electropositivity
2.09   
99+
2.75   
19

Ionization Energies
  
  

1st Energy Level
737.10 kJ/mol   
25
596.70 kJ/mol   
99+

2nd Energy Level
1,753.00 kJ/mol   
25
1,160.00 kJ/mol   
99+

3rd Energy Level
3,395.00 kJ/mol   
17
2,285.00 kJ/mol   
99+

4th Energy Level
5,300.00 kJ/mol   
15
4,120.00 kJ/mol   
33

5th Energy Level
7,339.00 kJ/mol   
15
Not Available   

6th Energy Level
10,400.00 kJ/mol   
9
Not Available   

7th Energy level
12,800.00 kJ/mol   
10
Not Available   

8th Energy Level
15,600.00 kJ/mol   
10
Not Available   

9th Energy Level
18,600.00 kJ/mol   
10
Not Available   

10th Energy Level
21,670.00 kJ/mol   
14
Not Available   

11th Energy Level
30,970.00 kJ/mol   
7
Not Available   

12th Energy Level
34,000.00 kJ/mol   
7
Not Available   

13th Energy Level
37,100.00 kJ/mol   
7
Not Available   

14th Energy Level
41,500.00 kJ/mol   
8
Not Available   

15th Energy Level
44,800.00 kJ/mol   
10
Not Available   

16th Energy Level
48,100.00 kJ/mol   
12
Not Available   

17th Energy Level
55,101.00 kJ/mol   
11
Not Available   

18th Energy Level
58,570.00 kJ/mol   
12
Not Available   

19th Energy Level
148,700.00 kJ/mol   
1
Not Available   

20th Energy Level
159,000.00 kJ/mol   
3
Not Available   

21st Energy Level
169,400.00 kJ/mol   
3
Not Available   

22nd Energy Level
182,700.00 kJ/mol   
2
Not Available   

23rd Energy Level
194,000.00 kJ/mol   
2
Not Available   

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

Electron Work Function
5.15 eV   
2
Not Available   

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

Atomic Properties

Atomic Number
28   
99+
69   
99+

Electron Configuration
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1   
[Xe] 4f13 6s2   

Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
FCC-Crystal-Structure-of-Nickel.jpg#100   
HCP-Crystal-Structure-of-Thulium.jpg#100   

Atom
  
  

Number of Protons
28   
99+
69   
99+

Number of Neutrons
31   
99+
100   
32

Number of Electrons
28   
99+
69   
99+

Radius of an Atom
  
  

Atomic Radius
124.00 pm   
99+
176.00 pm   
18

Covalent Radius
124.00 pm   
99+
160.00 pm   
30

Van der Waals Radius
163.00 pm   
40
Not Available   

Atomic Weight
58.69 amu   
99+
168.93 amu   
99+

Atomic Volume
6.59 cm3/mol   
99+
18.10 cm3/mol   
28

Adjacent Atomic Numbers
  
  

Previous Element
Cobalt
  
Erbium
  

Next Element
Copper
  
Ytterbium
  

Valence Electron Potential
42.00 (-eV)   
99+
49.70 (-eV)   
28

Lattice Constant
352.40 pm   
99+
353.75 pm   
40

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

Lattice C/A Ratio
Not Available   
1.57   
17

Mechanical Properties

Density
  
  

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

Density When Liquid (at m.p.)
7.81 g/cm3   
29
8.56 g/cm3   
24

Tensile Strength
345.00 MPa   
11
Not Available   

Viscosity
Not Available   
Not Available   

Vapor Pressure
  
  

Vapor Pressure at 1000 K
0.00 (Pa)   
31
0.06 (Pa)   
10

Vapor Pressure at 2000 K
19.50 (Pa)   
6
Not Available   

Elasticity properties
  
  

Shear Modulus
76.00 GPa   
12
30.50 GPa   
22

Bulk Modulus
180.00 GPa   
9
44.50 GPa   
26

Young's Modulus
200.00 GPa   
11
74.00 GPa   
27

Poisson Ratio
0.31   
13
0.21   
31

Other Mechanical Properties
Ductile   
Ductile, Malleable   

Magnetic Properties

Magnetic Characteristics
  
  

Specific Gravity
8.90   
33
9.32   
31

Magnetic Ordering
Ferromagnetic   
Paramagnetic   

Permeability
0.00 H/m   
2
Not Available   

Susceptibility
600.00   
2
Not Available   

Electrical Properties
  
  

Electrical Property
Conductor   
Conductor   

Resistivity
69.30 nΩ·m   
39
676.00 nΩ·m   
5

Electrical Conductivity
0.14 106/cm Ω   
13
0.02 106/cm Ω   
99+

Electron Affinity
112.00 kJ/mol   
6
50.00 kJ/mol   
21

Thermal Properties

Specific Heat
0.44 J/(kg K)   
13
0.16 J/(kg K)   
35

Molar Heat Capacity
26.07 J/mol·K   
31
27.03 J/mol·K   
22

Thermal Conductivity
90.90 W/m·K   
18
16.90 W/m·K   
99+

Critical Temperature
Not Available   
Not Available   

Thermal Expansion
13.40 µm/(m·K)   
28
13.30 µm/(m·K)   
29

Enthalpy
  
  

Enthalpy of Vaporization
371.80 kJ/mol   
20
191.00 kJ/mol   
99+

Enthalpy of Fusion
17.57 kJ/mol   
14
16.80 kJ/mol   
17

Enthalpy of Atomization
422.60 kJ/mol   
17
247.00 kJ/mol   
99+

Standard Molar Entropy
29.90 J/mol.K   
99+
74.00 J/mol.K   
9

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