鈤：修订间差异

<span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">鈤，ribium,Ri,</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">119号元素</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">，原子量303，303Ri</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">半衰期</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">最长，为38分钟，鈤的</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">同位素</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">还有302Ri,半衰期22秒，305Ri,半衰期0.213秒，1克鈤与水反应会发生爆炸，生成氢氧用47化鈤，威力是铯的250倍，锑星科学家法克油在2012年12月21日将1吨鈤放入海里，结果呢，你懂得。锑星上的鈤约占地壳的0.000000000001，由鉲衰变而成，用48Ca轰击254Es即可制得302Ri,鈤在</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">氮气</span><span style="color:rgb(0,0,0);font-family:Arial,SimSun;line-height:24px;">里会变为氡和碘2Ri +N2===2Rn+I2</span>