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Europium Indium Comparison

Europium
Indium
Indium Europium comparison


Periodic Table
Symbol
Eu   
In   
Group Number
Not Available   
13   
5
Period Number
6   
5   
Block
f block   
p block   
Element Family
Lanthanide   
Post-​Transition   
CAS Number
7440531   
34
7440746   
17
Space Group Name
Im_ 3m   
I4/mmm   
Space Group Number
229.00   
1
139.00   
8
Facts
Interesting Facts
Not Available   
  • Luster of Indium is bright in nature.
  • Reich and richer were looking for thallium in zinc metal and they discovered Indium metal.
  
Sources
Found in Minerals, Mining, Ores of Minerals   
Mining, Ores of metals   
History
  
  
Who Discovered
Eugène-Anatole Demarçay   
Ferdinand Reich and Hieronymous Theodor Richter   
Discovery
In 1896   
In 1863   
Abundance
  
  
Abundance In Universe
5 * 10-8 %   
27
3 * 10-8 %   
28
Abundance In Sun
~0.00000005 %   
27
~0.0000004 %   
23
Abundance In Meteorites
0.00 %   
99+
0.00 %   
99+
Abundance In Earth's Crust
0.00 %   
36
0.00 %   
99+
Abundance In Oceans
0.00 %   
99+
0.00 %   
99+
Uses
Uses & Benefits
  • Europium metals main uses is in the printing of euro banknotes. These notes glow red under UV light.
  • It is used in low energy light bulbs.
  
  • 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.
  
Industrial Uses
Chemical Industry   
Aerospace Industry, Automobile Industry   
Medical Uses
NA   
Medical Research   
Other Uses
Alloys   
Alloys, In Nuclear Reactors   
Biological Properties
  
  
Toxicity
Non Toxic   
Non Toxic   
Present in Human Body
Yes   
Yes   
Physical Properties
Melting Point
822.00 °C   
99+
156.61 °C   
99+
Boiling Point
1,597.00 °C   
99+
2,000.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery White   
Silvery Gray   
Luster
Lustrous   
Lustrous   
Hardness
  
  
Mohs Hardness
Not Available   
1.20   
20
Brinell Hardness
Not Available   
8.80 MPa   
99+
Vickers Hardness
167.00 MPa   
34
Not Available   
Speed of Sound
Not Available   
1,215.00 m/s   
99+
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
Eu   
In   
Isotopes
  
  
Known Isotopes
31   
8
35   
4
Electronegativity
  
  
Pauling Electronegativity
1.20   
39
1.78   
16
Sanderson Electronegativity
1.01   
22
2.14   
8
Allred Rochow Electronegativity
Not Available   
1.49   
13
Mulliken-Jaffe Electronegativity
Not Available   
1.76   
10
Allen Electronegativity
Not Available   
1.66   
18
Electropositivity
  
  
Pauling Electropositivity
Not Available   
2.22   
38
Ionization Energies
  
  
1st Energy Level
547.10 kJ/mol   
99+
558.30 kJ/mol   
99+
2nd Energy Level
1,085.00 kJ/mol   
99+
1,820.70 kJ/mol   
18
3rd Energy Level
2,404.00 kJ/mol   
99+
2,704.00 kJ/mol   
39
4th Energy Level
4,120.00 kJ/mol   
33
5,210.00 kJ/mol   
17
Electrochemical Equivalent
1.89 g/amp-hr   
33
1.43 g/amp-hr   
99+
Electron Work Function
2.50 eV   
99+
4.12 eV   
24
Other Chemical Properties
Ionization, Radioactive Isotopes, Solubility   
Ionization, Radioactive Isotopes, Radioactivity, Solubility   
Atomic Properties
Atomic Number
63   
99+
49   
99+
Electron Configuration
[Xe] 4f7 6s2   
[Kr] 4d10 5s2 5p1   
Crystal Structure
Body Centered Cubic (BCC)   
Tetragonal (TETR)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
TETR-Crystal-Structure-of-Indium.jpg#100   
Atom
  
  
Number of Protons
63   
99+
49   
99+
Number of Neutrons
89   
38
66   
99+
Number of Electrons
63   
99+
49   
99+
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
167.00 pm   
24
Covalent Radius
198.00 pm   
13
142.00 pm   
99+
Van der Waals Radius
233.00 pm   
18
193.00 pm   
31
Atomic Weight
151.96 amu   
99+
114.82 amu   
99+
Atomic Volume
28.90 cm3/mol   
8
15.70 cm3/mol   
33
Adjacent Atomic Numbers
  
  
Previous Element
Samarium
  
Cadmium
  
Next Element
Gadolinium
  
Tin
  
Valence Electron Potential
45.60 (-eV)   
35
54.00 (-eV)   
25
Lattice Constant
458.10 pm   
17
325.23 pm   
99+
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
Mechanical Properties
Density
  
  
Density At Room Temperature
5.26 g/cm3   
99+
7.31 g/cm3   
99+
Density When Liquid (at m.p.)
5.13 g/cm3   
99+
7.02 g/cm3   
33
Tensile Strength
120.00 MPa   
15
2.50 MPa   
21
Viscosity
Not Available   
Not Available   
Vapor Pressure
  
  
Vapor Pressure at 1000 K
19.40 (Pa)   
4
0.01 (Pa)   
11
Elasticity properties
  
  
Shear Modulus
7.90 GPa   
99+
Not Available   
Bulk Modulus
8.30 GPa   
99+
Not Available   
Young's Modulus
18.20 GPa   
99+
11.00 GPa   
99+
Poisson Ratio
0.15   
34
Not Available   
Other Mechanical Properties
Ductile   
Ductile, Malleable   
Magnetic Properties
Magnetic Characteristics
  
  
Specific Gravity
5.24   
99+
7.31   
99+
Magnetic Ordering
Paramagnetic   
Diamagnetic   
Electrical Properties
  
  
Electrical Property
Conductor   
Conductor   
Resistivity
0.90 nΩ·m   
99+
83.70 nΩ·m   
34
Electrical Conductivity
0.01 106/cm Ω   
99+
0.12 106/cm Ω   
17
Electron Affinity
50.00 kJ/mol   
21
28.90 kJ/mol   
31
Thermal Properties
Specific Heat
0.18 J/(kg K)   
33
0.23 J/(kg K)   
27
Molar Heat Capacity
27.66 J/mol·K   
16
26.74 J/mol·K   
25
Thermal Conductivity
13.90 W/m·K   
99+
81.80 W/m·K   
21
Critical Temperature
Not Available   
Not Available   
Thermal Expansion
35.00 µm/(m·K)   
8
32.10 µm/(m·K)   
9
Enthalpy
  
  
Enthalpy of Vaporization
143.50 kJ/mol   
99+
226.40 kJ/mol   
40
Enthalpy of Fusion
9.21 kJ/mol   
37
3.28 kJ/mol   
99+
Enthalpy of Atomization
180.00 kJ/mol   
99+
242.70 kJ/mol   
99+
Standard Molar Entropy
77.80 J/mol.K   
4
57.80 J/mol.K   
22
Summary >>
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