Tellurium

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Tellurium
Te
In situ availability:
Necessity:
Atomic number: 52
Atomic mass: 127.6
group: 16
period: 5
normal phase: Solid
series: Metalloids
density: 6.24 g/cm3
melting point: 722.66K,
449.51°C,
841.12°F
boiling point: 1261K,
988°C,
1810°F
AsSeBr
Sb ← Te → I
BiPoAt
Atomic radius (pm): 140
Bohr radius (pm): 123
Covalent radius (pm): 135
Van der Waals radius (pm): 206
ionic radius (pm): (-2) 221
1st ion potential (eV): 9.01
Electron Configuration
1s2
2s2 2p6
3s2 3p6 3d10
4s2 4p6 4d10
5s2 5p4
Electrons Per Shell
2, 8, 18, 18, 6
Electronegativity: 2.1
Electron Affinity: 1.97
Oxidation states: +/-2, 4, 6
Magnetism: Nonmagnetic
Crystal structure: Hexagonal

Tellurium is a Metalloid in group 16. It has a Hexagonal crystalline structure. This element has 7 stable isotopes: 120, 122, 124, 125, 126, 128, and 130.




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