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Indium Fermium Comparison

Indium
Fermium
Fermium Indium comparison


Periodic Table
Symbol
In  
Fm  
Group Number
13  
5
3  
15
Period Number
5  
7  
Block
p block  
f block  
Element Family
Post-​Transition  
Actinide  
CAS Number
7440746  
17
7440724  
19
Space Group Name
I4/mmm  
-  
Space Group Number
139.00  
11
194.00  
7
Facts
Interesting Facts
  • Luster of Indium is bright in nature.
  • Reich and richer were looking for thallium in zinc metal and they discovered Indium metal.
  
  • Fermium metal is highly radioactive in nature.
  • Fermium is synthetically produced metal.
  
Sources
Mining, Ores of metals  
Bombarding Pu-239 with Neutrons  
History
  
  
Who Discovered
Ferdinand Reich and Hieronymous Theodor Richter  
Lawrence Berkeley National Laboratory  
Discovery
In 1863  
In 1952  
Abundance
  
  
Abundance In Universe
0.00 %  
29
0.00 %  
35
Abundance In Sun
0.00 %  
23
0.00 %  
30
Abundance In Meteorites
0.00 %  
99+
0.00 %  
99+
Abundance In Earth's Crust
0.00 %  
99+
0.00 %  
99+
Abundance In Oceans
0.00 %  
99+
-  
Abundance In Humans
0.00 %  
16
-  
Uses
Uses & Benefits
  • It is used to produce indium tin oxide (ITO), it is used in manufacturing touch screens, flat screen TVs and solar panels.
  • Its nitride, phosphide and antimonide are used in transistors and microchips.
  
  • Currently known uses of Fermium metal are limited to research purpose only.
  
Industrial Uses
Aerospace Industry, Automobile Industry  
-  
Medical Uses
Medical Research  
-  
Other Uses
Alloys, In Nuclear Reactors  
-  
Biological Properties
  
  
Toxicity
Non Toxic  
-  
Present in Human Body
Yes  
No  
In Blood
0.00 Blood/mg dm-3  
40
0.00 Blood/mg dm-3  
40
In Bone
0.00 p.p.m.  
99+
0.00 p.p.m.  
99+
Physical
Melting Point
156.61 °C  
99+
1,527.00 °C  
26
Boiling Point
2,000.00 °C  
99+
0.00 °C  
99+
Appearance
  
  
Physical State
Solid  
Solid  
Color
Silvery Gray  
-  
Luster
Lustrous  
-  
Hardness
  
  
Mohs Hardness
1.20  
21
6.00  
6
Brinell Hardness
8.80 MPa  
99+
500.00 MPa  
28
Vickers Hardness
0.01 MPa  
99+
600.00 MPa  
28
Speed of Sound
1,215.00 m/s  
99+
2,500.00 m/s  
99+
Optical Properties
  
  
Refractive Index
3.41  
1
1.30  
99+
Reflectivity
83.00 %  
6
59.00 %  
24
Allotropes
No  
No  
α Allotropes
-  
-  
β Allotropes
-  
-  
γ Allotropes
-  
-  
Chemical
Chemical Formula
In  
Fm  
Isotopes
  
  
Known Isotopes
35  
4
18  
21
Electronegativity
  
  
Pauling Electronegativity
1.78  
17
1.30  
33
Sanderson Electronegativity
2.14  
9
1.30  
25
Allred Rochow Electronegativity
1.49  
14
1.20  
28
Mulliken-Jaffe Electronegativity
1.76  
18
1.30  
33
Allen Electronegativity
1.66  
21
1.30  
40
Electropositivity
  
  
Pauling Electropositivity
2.22  
38
2.70  
22
Ionization Energies
  
  
1st Energy Level
558.30 kJ/mol  
99+
627.00 kJ/mol  
99+
2nd Energy Level
1,820.70 kJ/mol  
19
1,225.00 kJ/mol  
99+
3rd Energy Level
2,704.00 kJ/mol  
40
2,363.00 kJ/mol  
99+
4th Energy Level
5,210.00 kJ/mol  
26
3,792.00 kJ/mol  
99+
5th Energy Level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
39
6th Energy Level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
99+
7th Energy level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
99+
8th Energy Level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
99+
9th Energy Level
5,580.00 kJ/mol  
99+
7,040.00 kJ/mol  
33
10th Energy Level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
99+
11th Energy Level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
99+
12th Energy Level
5,580.00 kJ/mol  
99+
62,700.00 kJ/mol  
10
13th Energy Level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
38
14th Energy Level
558.30 kJ/mol  
99+
6,270.00 kJ/mol  
27
15th Energy Level
55,800.00 kJ/mol  
99+
62,700.00 kJ/mol  
38
16th Energy Level
558.30 kJ/mol  
99+
62,700.00 kJ/mol  
28
17th Energy Level
558.30 kJ/mol  
99+
627.00 kJ/mol  
99+
18th Energy Level
5,580.00 kJ/mol  
99+
6,270.00 kJ/mol  
40
19th Energy Level
558.30 kJ/mol  
99+
994.80 kJ/mol  
21
20th Energy Level
558.00 kJ/mol  
99+
627.00 kJ/mol  
99+
21st Energy Level
558.30 kJ/mol  
99+
627.00 kJ/mol  
99+
22nd Energy Level
558.00 kJ/mol  
99+
345.00 kJ/mol  
99+
23rd Energy Level
5,581.00 kJ/mol  
24
6,270.00 kJ/mol  
14
24th Energy Level
558.30 kJ/mol  
99+
627.60 kJ/mol  
38
25th Energy Level
558.00 kJ/mol  
99+
627.00 kJ/mol  
40
26th Energy Level
558.30 kJ/mol  
99+
627.60 kJ/mol  
39
27th Energy Level
558.30 kJ/mol  
99+
627.60 kJ/mol  
99+
28th Energy Level
558.30 kJ/mol  
99+
627.60 kJ/mol  
99+
29th Energy Level
558.30 kJ/mol  
99+
627.60 kJ/mol  
99+
30th Energy Level
558.00 kJ/mol  
99+
627.60 kJ/mol  
99+
Electrochemical Equivalent
1.43 g/amp-hr  
99+
3.20 g/amp-hr  
15
Electron Work Function
4.12 eV  
31
4.47 eV  
21
Other Chemical Properties
Ionization, Radioactive Isotopes, Radioactivity, Solubility  
Ionization, Radioactive Isotopes, Radioactivity  
Atomic
Atomic Number
49  
99+
100  
18
Electron Configuration
[Kr] 4d10 5s2 5p1  
[Rn] 5f12 7s2  
Crystal Structure
Tetragonal (TETR)  
Not Known  
Crystal Lattice
TETR-Crystal-Structure-of-Indium.jpg#100  
Unknown-Crystal-Structure-of-Fermium.jpg#100  
Atom
  
  
Number of Protons
49  
99+
100  
18
Number of Neutrons
66  
99+
157  
8
Number of Electrons
49  
99+
100  
18
Radius of an Atom
  
  
Atomic Radius
167.00 pm  
26
180.00 pm  
16
Covalent Radius
142.00 pm  
99+
180.00 pm  
23
Van der Waals Radius
193.00 pm  
38
245.00 pm  
13
Atomic Weight
114.82 amu  
99+
257.00 amu  
15
Atomic Volume
15.70 cm3/mol  
99+
18.00 cm3/mol  
99+
Adjacent Atomic Numbers
  
  
Previous Element
Cadmium
  
Einsteinium
  
Next Element
Tin
  
Mendelevium
  
Valence Electron Potential
54.00 (-eV)  
26
0.00 (-eV)  
99+
Lattice Constant
325.23 pm  
99+
350.00 pm  
99+
Lattice Angles
π/2, π/2, π/2  
-  
Lattice C/A Ratio
1.56  
99+
1.63  
13
Mechanical
Density
  
  
Density At Room Temperature
7.31 g/cm3  
99+
9.70 g/cm3  
99+
Density When Liquid (at m.p.)
7.02 g/cm3  
99+
9.70 g/cm3  
99+
Tensile Strength
2.50 MPa  
99+
0.10 MPa  
99+
Viscosity
0.00  
25
0.00  
25
Vapor Pressure
  
  
Vapor Pressure at 1000 K
0.01 (Pa)  
11
0.00 (Pa)  
22
Vapor Pressure at 2000 K
0.00 (Pa)  
24
0.00 (Pa)  
30
Elasticity properties
  
  
Shear Modulus
18.00 GPa  
99+
30.00 GPa  
27
Bulk Modulus
46.90 GPa  
27
50.00 GPa  
24
Young's Modulus
11.00 GPa  
99+
0.00 GPa  
99+
Poisson Ratio
0.44  
3
0.35  
9
Other Mechanical Properties
Ductile, Malleable  
-  
Magnetic
Magnetic Characteristics
  
  
Specific Gravity
7.31  
99+
9.70  
99+
Magnetic Ordering
Diamagnetic  
-  
Permeability
0.00 H/m  
17
0.00 H/m  
16
Susceptibility
0.00  
34
0.00  
24
Electrical Properties
  
  
Electrical Property
Conductor  
-  
Resistivity
83.70 nΩ·m  
34
7.90 nΩ·m  
99+
Electrical Conductivity
0.12 106/cm Ω  
20
0.00 106/cm Ω  
99+
Electron Affinity
28.90 kJ/mol  
37
0.00 kJ/mol  
99+
Thermal
Specific Heat
0.23 J/(kg K)  
27
0.10 J/(kg K)  
99+
Molar Heat Capacity
26.74 J/mol·K  
32
27.00 J/mol·K  
29
Thermal Conductivity
81.80 W/m·K  
21
0.00 W/m·K  
99+
Critical Temperature
429.75 K  
99+
1,323.00 K  
99+
Thermal Expansion
32.10 µm/(m·K)  
9
11.00 µm/(m·K)  
99+
Enthalpy
  
  
Enthalpy of Vaporization
226.40 kJ/mol  
99+
319.20 kJ/mol  
99+
Enthalpy of Fusion
3.28 kJ/mol  
99+
13.30 kJ/mol  
30
Enthalpy of Atomization
242.70 kJ/mol  
99+
-  
Standard Molar Entropy
57.80 J/mol.K  
27
50.00 J/mol.K  
99+
Summary >>
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