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单词 Actinium emanation
释义

Actinium emanation

中文百科

氡的同位素 Isotopes of radon

(重定向自Actinium emanation)

有34个已知的同位素,均具有放射性,其中最稳定的为Rn。

备注:画上#号的数据代表没有经过实验的证明,只是理论推测而已,而用括号括起来的代表数据不确定性。

英语百科

Isotopes of radon 氡的同位素

(重定向自Actinium emanation)

There are 39 known isotopes of radon (Rn) from Rn to Rn; all are radioactive. The most stable isotope is Rn with a half-life of 3.823 days. Four isotopes, Rn occur in trace quantities in nature as decay products of, respectively, At, Ra, Ra, and Ra. Rn and Rn are intermediate steps in the decay chain for U, Rn is an intermediate step in the decay chain for U and Rn occurs in the decay chain for Th.

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更新时间:2025/6/19 18:31:01