On this page I'll provide comprehensive data for Tellurium. I hope you profit from it.
Tellurium Overview
Name Origin
Latin: tellus (earth).
Symbol
Te (Tellurium)Description
Silvery-white, brittle simi-metal.
Discovery
Discovered By: Franz Müller von Reichenstein
Year: 1782
Location: Romania
Sources
Obtained as a by-product of copper and lead refining.
Uses
Used to improve the machining quality of copper and stainless steel products and to color glass and ceramics. Also in thermoelectric devices. Some is used in the rubber industry and it is a basic ingredient in manufacturing blasting caps.
State at 20 °C
Solid
Group
Group Name: Non-Metal
Group in periodic table: 6a
Period in periodic table: 5
Atomic Number
52Learn more about the atomic number.
Atomic Mass
127,6
Learn more about the atomic mass.
Stable Isotopes
Te120 percent abundance: .09% Te122 percent abundance: 2.55% Te123percent abundance: .89% Te124 percent abundance: 4.74% Te125 percent abundance: 7.07% Te126 percent abundance: 18.84% Te128 percent abundance: 31.74% Te130 percent abundance: 34.08%
Learn more about stable isotopes.
Radioactive Isotopes
Te116-119, Te121, Te127, Te129
Learn more about radioactive isotopes.
Atomic Structure
Crystalline Structure
Hexagonal
Learn more about crystalline structure
Shells
Electrons per energy level: 2,8,18,18,6
Learn more about electron shells
Electron Configuration
1s2 2s2 2p6 3s2 3p6 4 s2 3 d10 4 p6 5 s2 4 d10 5 p4
Learn more about electron configuration.
Abbreviated Configuration
[Kr] 4d10 5s2 5p4
Learn more about abbreviated electron configuration.
Valence Electrons
2,4,6
Learn more about valence electrons
Atom Size
Atomic Radius
1.42 Ã…
Learn more about atomic radius.
Covalent Radius
1.36 Ã…
Learn more about covalent radius.
Ionic Radius
.97 (+4) Ã…
Learn more about ionic radius.
Molar Volume
20.5 cm³/mol
Learn more about molar volume.
Chemical Properties
Common Oxidation States
First Ionization Energy
First Ionization Potential
Second Ionization Potential
Third Ionization Potential
Physical Properties
Density
Electrical Conductivity
Thermal Conductivity
Elastic Modulus
Coefficient of Thermal Expansion
Learn more about coefficient of thermal expansion.
Heat Properties
Other heat related physical properties:
Melting Point
Boiling Point
Specific Heat
0.20 J/gK
Learn more about specific heat.
Learn more about specific heat.
Heat of Fusion
17.490 kJ/mol
Learn more about heat of fusion.
Heat of Vaporization
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Along with basic element information, it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...
How about an incentive to share this post? (You will help other colleagues find this blog)
Download and enjoy this complete and colored periodic table for you to edit and enjoy. It's in an editable excel format or .ods (open).
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