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Isotopes of caesium - Wikipedia, the free encyclopedia
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日期:2024-05-06
Caesium (Cs) or cesium as it is spelled in the United States has 40 known isotopes. The atomic masses of these isotopes range from 112 to 151. Only one isotope, 133 Cs, is stable. The longest-lived radioisotopes are 135 Cs with a half-life of 2.3 million ...看更多