Hydrogen vs Tellurium

PropertyH HydrogenTe Tellurium
Atomic number152
SymbolHTe
NameHydrogenTellurium
Categorynonmetalmetalloid
Standard Atomic Weight1.007975 u127.6 u
Period15
Group116
Blocksp
Phase at STPgassolid
Electron configuration1s1[Kr]5s24d105p4
Oxidation states[-1, 1][-2, -1, 0, 1, 2, 3, 4, 5, 6]
Electronegativity (Pauling)2.22.1
Electron affinity0.75419 eV1.9708 eV
Density0.08988 kg/m³6232 kg/m³
Melting point-259.34 °C449.51 °C
Boiling point-252.87 °C987.85 °C
Discovery year17661782