52 Te
Metalloid
Tellurium
Used in solar panels.
Properties of Tellurium
- Atomic number (Z)
- 52
- Symbol
- Te
- Atomic mass
- 127.6 g/mol
- Category
- Metalloid
- Group
- 16
- Period
- 5
- Electron configuration
- [Kr] 4d¹⁰ 5s² 5p⁴
- Electronegativity (Pauling)
- 2.1
- Atomic radius
- 123 pm
- First ionization energy
- 869 kJ/mol
- Melting point
- 722.66 K (449.5 °C)
- Boiling point
- 1261 K (987.9 °C)
- Density
- 6.232 g/cm³
- Phase at 25 °C
- Solid
- Discovered
- Discovered in 1782
Frequently asked questions
What is Tellurium?
Tellurium (Te) is a metalloid, element number 52 on the periodic table. Used in solar panels.
What is the atomic number and atomic mass of Tellurium?
Tellurium has atomic number 52 and an atomic mass of about 127.6 g/mol.
What is the electron configuration of Tellurium?
The electron configuration of Tellurium is [Kr] 4d¹⁰ 5s² 5p⁴.
Where is Tellurium on the periodic table?
Tellurium sits in group 16, period 5, and is classified as a metalloid.