52 Te 127.603
Tellurium
metalloid
Properties
- Atomic number
- 52
- Atomic mass
- 127.603 u
- Category
- metalloid
- Group
- 16
- Period
- 5
- Block
- p-block
- State (room temp)
- Solid
- Outer-shell electrons
- 6
- Electronegativity
- 2.1 (Pauling)
- Density
- 6.24 g/cm³
- Melting point
- 449.51 °C
- Boiling point
- 987.85 °C
Electron configuration
1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁴
Noble-gas shorthand: [Kr] 4d¹⁰ 5s² 5p⁴
Electrons per shell: 2, 8, 18, 18, 6 — that's 6 in the outermost shell.
About Tellurium
Tellurium is a chemical element with symbol Te and atomic number 52. It is a brittle, mildly toxic, rare, silver-white metalloid. Tellurium is chemically related to selenium and sulfur.
- Discovered by Franz-Joseph Müller von Reichenstein
Position in the periodic table
Data compiled from Wikipedia, PubChem, and IUPAC. Source.