鍶者,化學元素也,符號Sr,原子序三十八,屬鹼土金屬。色銀白,活潑,合水而成氫氧化鍶。
輕。覆有氧化層,色黃。
同位素卅九,自鍶七三至鍶一〇五。性穩者四,曰鍶八十四,曰鍶八十六,曰鍶八十七,曰鍶八十八。以鍶八八為盛,五者有四。
鍶九十者,為鈾二三五裂變所得,具放射矣。
電解熔融氯化鍶,可得之。
以放射鍶八十七入於病患,融於骨骼,以定其骨骼之所在,亦以知其疾也。
聲音動静,具錄於維基共享︰鍶 |
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