Caesium
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Caesium (nai to Cesium) ek chemical element hae, jiske atomic number 55 , symbol Cs aur atomic mass 132.91 hae. Dui German chemists, Robert Bunsen aur Gustav Kirchhoff, Caesium ke 1860 me flame spectroscopy se paawe rahin.
More information Atomic Structure, Periodic Table ...
Atomic Structure | |
---|---|
Symbol | Cs |
Atomic Number | 55 |
Atomic Mass | g/mol |
Periodic Table | |
Group | 1 |
Row / Period | 6 |
Element Category | Alkali dhaatu |
Chhapa | |
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