i., kim. sezyum

listen to the pronunciation of i., kim. sezyum
التركية - الإنجليزية
cesium
Alternative spelling of caesium
{i} (Cs) rare metallic element (Chemistry)
US spelling of caesium
the American spelling of caesium. Chemical element, one of the alkali metals, chemical symbol Cs, atomic number
a soft silver-white ductile metallic element (liquid at normal temperatures); the most electropositive and alkaline metal
The first element discovered by spectroscopy (1860), it is silvery white, liquid at warm room temperature (melting at 83 °F [28.4 °C]), and very soft when solid. About half as abundant as lead, it occurs in minute quantities as ores. It reacts explosively with cold water and is used to scavenge traces of oxygen and other gases in electron tubes. Other uses are as a catalyst and in photoelectric cells, ion propulsion systems, atomic clocks, and plasma for thermoelectric conversion. Cesium salts have various specialty applications, including in mineral waters
i., kim. sezyum
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