Thallium |
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81 mercury ← thallium → lead In ↑ Tl ↓ Uut periodic table General Name, Symbol, Number thallium, Tl, 81 Chemical series poor metals Group, Period, Block 13, 6, p Appearance silvery white Atomic mass 204.3833(2) g/mol Electron configuration [Xe] 4f14 5d10 6s2 6p1 Electrons per shell 2, 8, 18, 32, 18, 3 Physical properties Phase solid Density (near r.t.) 11.85 g·cm−3 Liquid density at m.p. 11.22 g·cm−3 Melting point 577 K (304 ...
Wikipedia - [full article]
Resources
- Thallium (Centers for Disease Control and Prevention)

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