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In laboratory the following radon isotopes have been synthesized:
Rn-204 with a half-life of 3.0 minutes; Rn-206 (6.2 minutes); Rn-207 (11.0 minutes); Rn-208 (23.0 minutes); Rn-209 (30.0 minutes); Rn-210 (2.7 hours); Rn-211 (16.0 hours); Rn-212 (23.0 minutes); Rn-215 (0.000001 seconds); Rn-216 (0.0001 seconds); Rn-217 (0.001 seconds); Rn-218 (0.019 seconds); Rn-221 (25.0 minutes). |
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