铀是什么

更新时间: 2019-05-03 00:00:00     

原子序数为92的元素,其元素符号是U,是自然界中能够找到的最重元素。在自然界中存在三种同位素,均带有放射性,拥有非常长的半衰期。此外还有12种人工同位素。铀在1789年由马丁-海因里希-克拉普罗特发现。铀化合物早期用于瓷器的着色,在核裂变现象被发现后用作为核燃料。

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