Uses of Cesium: Used as a 'getter' to remove air traces in vacuum tubes.Primary mining areas are in Bernic Lake (Manitoba, Canada), Bikita (Zimbabwe) and South-West Africa. World production is around 20 tons per year. Sources of Cesium: Found in pollucite and as trace in lepidolite.Name Origin: Latin: caesius (sky blue) its salts turn flames blue.70kg human: 6 mg Who / Where / When / How Note: this data represents naturally occuring levels of elements in the typical human, it DOES NOT represent recommended daily allowances. Vapor Pressure 2.5kPa Regulatory / Health.Enthalpy of Atomization: 78.2 kJ/mole 25☌.Description: Soft light silvery-white alkali metal.Conductivity Electrical: 0.0489 10 6/cm Ω. ![]() Coefficient of lineal thermal expansion/K -1: 97E -6.Valence Electron Potential (-eV): 8.62 Physical Properties of Cesium.Electronegativity: 0.79 (Pauling) 0.86 (Allrod Rochow).Electrochemical Equivalent: 4.9587g/amp-hr.Valence Electrons: 6s 1 Electron Dot Model.Number of Neutrons (most common/stable nuclide): 78.Number of Electrons (with no charge): 55.Electrons per Energy Level: 2,8,18,18,8,1 Shell Model.Electron Configuration: 1s 2 2s 2p 6 3s 2p 6d 10 4s 2p 6d 10 5s 2p 6 6s 1. ![]()
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