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Ionization | Hs |
Radius | Hs |
The symbol for Thallium is Tl.
The atomic number for Thallium is 81
The atomic weight for Thallium is 204.38
The melting point for Thallium is 577.
The boiling point for Thallium is 1746.
There are 3 valence electron in Thallium
The electronic configuration for Thallium is 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f14 5d10 6p1
The oxidation state for Thallium is 1c,3c
Thallium is discovered in 1861
The density for Thallium at STP is 11850.
The ionization energy for Thallium is 589.4 KJ/mol
The specific heat for Thallium is 129
The vaporization heat for Thallium is 165
The fusion heat for Thallium is 4.2
The electron affinity for Thallium is 19.2
There are 37 isotopes in Thallium
The thermal conductivity for Thallium is 46
The quantum numbers for Thallium are 1,-1,6
The abundance in universe for Thallium is 5.0e-8
The abundance in crust for Thallium is 0.000053
The calculated radius for Thallium is 156
The empirical radius for Thallium is 190
The covalent radius for Thallium is 148
The vanderwaals radius for Thallium is 196
The electronegativity for Thallium is 1.62