Is a chemical element with the atomic number 55. The symbol is a metal cesium cs Al I line features a soft gold is liquid at room temperature. This element is used in atomic clocks.
The chemical elements with atomic number 12, and the metal is a chemical element caesium Cs symbol Al Ka lai looks as soft money is liquid at room temperature. This element is used in the nuclear clock.
is a chemical element with the symbol and number 55 atom is Cs ซีเซียม is a metal alloy elements, there is a yoga, soft money is a liquid at room temperature elements used in this nuclear clock