Table of radon isotopes


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                         Table of Radon isotopes

Isotopes Atomic  Half   Decay    Decay  Particle Particle  Spin Magnetic
         mass(u) life   modes    energy energy intensities      moment(I)
                                 (MeV)   (MeV)
Rn[198] 197.9987 0.05s    a
Rn[199m]         0.3s     a                              (13/2+)
Rn[199] 198.9983 0.62s    a                                3/2-
Rn[200] 199.9957 1.06s    a/98            6.909             0+
                         EC/2     8.080
Rn[201m]         3.8s    EC/10                            13/2+
                          a/90            6.770
Rn[201] 200.9956 7.0s     a/80    6.636   6.721           (3/2-)
                         EC/20    6.6
Rn[202] 201.9932 9.9s     a/12    6.771   6.636             0+
                         EC/88    4.48
Rn[203m]         28s       a              6.548           13/2+  -0.96
Rn[203] 202.9933 45s      a/66    6.498                     0
                         EC/34    6.1
Rn[204] 203.9913 1.24m    a/68    6.546   6.417             0+
                         EC/32    3.9
Rn[205] 204.9917 2.8m     a/23    6.390   6.123    0.02%  (5/2-) +0.80
                         EC/77    5.3     6.262     23%
Rn[206] 205.9901 5.7m     a/68    6.384   6.258             0+
                         EC/32    3.3
Rn[207] 206.9907 9.3m   b+,EC/77  4.6                      5/2-
                          a/23    6.252   5.995     0.02%
                                          6.068     0.15%
                                          6.126     22.8%
Rn[208] 207.9896 24.3     a/60    6.260   5.469(2) 0.003%   0+
                         EC/40    2.9     6.140(2)   60%
Rn[209] 208.9904 29m     b+/83    3.93    2.16       2.3%  5/2-  +0.8388
                          a/17            5.887(3)  0.04%
                                          5.898(3)  0.02%
                                          6.039(2)  16.9%
Rn[210] 209.9897 2.4h     a/96    6.157   5.351(2) 0.005%   0+
                         EC/4     2.368   6.039(2)  96%
Rn[211] 210.9906 14.6h   b+,EC/74 2.89                     1/2-  +0.60
                          a/26    5.964   5.619     0.7%
                                          5.784     16.4%
                                          5.851      8.8%
Rn[212] 211.9907 24m       a      6.385   5.587     0.05%   0+
                                          6.260    99.95%
Rn[213] 212.9939 25.0ms    a      8.243   7.552     1%     9/2+
                                          8.087    99%
Rn[214] 213.9963 2.7E-7s   a      9.209   9.037             0+
Rn[215] 214.9987 2.3E-6s   a      8.840   8.674           (9/2+)
Rn[216] 216.0003 4.5E-5s   a
Rn[217] 217.0039 0.6ms     a      7.885   7.500     0.1%   9/2+
Rn[218] 218.0056 35ms      a      7.267   6.534     0.16%   0+
                                          7.133     99.8%
Rn[219] 219.0095 3.96s     a      6.946   6.3130    0.05% (5/2+) -0.44
                                          6.425     7.5%
                                          6.5309    0.12%
                                          6.5531    12.2%
                                          6.8193    81%
Rn[220] 220.0114 55.6s     a      6.404   5.7486    0.07%   0+
                                          6.2883    99.9%
Rn[221] 221.0155 25m      a/22    6.148   5.778      1.8%  7/2+  -0.020
                         b-/78    1.150   5.788      2.2%
                                          6.037     18%
Rn[222] 222.0176 3.824d    a      5.590   4.987     0.08%   0+
                                          5.4897    99.9%
Rn[223]          23m      b-
Rn[224]          1.8h     b-                                0+
Rn[225]          4.5m     b-                               7/2   -0.70
Rn[226]          7.4m     b-
Rn[227]          2s       b-
Rn[228]          65s      b-


m=metastable exited state



CHEMIX School - Table of Radon isotopes

table radon
        isotopes


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