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berkelium
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berkelium
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理学
放射性元素
释
berkelium
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人工放射性元素,化学符号Bk,原子序数97,半衰期最长的同位素的质量数为247。属周期系ⅢB族,锕系元素。以发现地美国的伯克利(Berkeley)命名。
Physics
berkelium
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97Bk
{化}
Astronomy
berkelium
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Chemistry
>放射化学与辐射化学>放射性元素化学>释义
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