So far, it has not been found in nature. There seem to be 7 isotopes. All of them are radioactive. They have a half life of between 1.6 milliseconds and 26 seconds. Because of the Inert pair effect, it could have a color similar to that of gold.= = = Michigan International Speedway = = =
s oʊ WORD_BOUNDARY f ɑ ɹ WORD_BOUNDARY ɪ t WORD_BOUNDARY h ə z n ɑ t WORD_BOUNDARY b ɪ n WORD_BOUNDARY f aʊ n d WORD_BOUNDARY ɪ n WORD_BOUNDARY n eɪ t̠ʃ ə ɹ WORD_BOUNDARY ð ɛ ɹ WORD_BOUNDARY s iː m WORD_BOUNDARY t ə b i WORD_BOUNDARY s ɛ v ə n WORD_BOUNDARY aɪ s ə t oʊ p s WORD_BOUNDARY ɔ l WORD_BOUNDARY ʌ v WORD_BOUNDARY ð ɛ m WORD_BOUNDARY ɑ ɹ WORD_BOUNDARY ɹ eɪ d ɪ oʊ æ k t ɪ v WORD_BOUNDARY ð eɪ WORD_BOUNDARY h æ v WORD_BOUNDARY ʌ WORD_BOUNDARY h æ f WORD_BOUNDARY l aɪ f WORD_BOUNDARY ʌ v WORD_BOUNDARY b ɪ t w iː n WORD_BOUNDARY w ʌ n WORD_BOUNDARY s ɪ k s WORD_BOUNDARY m ɪ l ɪ s ɛ k ə n d z WORD_BOUNDARY æ n d WORD_BOUNDARY t w ɛ n t i WORD_BOUNDARY s ɪ k s WORD_BOUNDARY s ɛ k ə n d z WORD_BOUNDARY b ɪ k ʌ z WORD_BOUNDARY ʌ v ð ɪ WORD_BOUNDARY ɪ n ɜː t WORD_BOUNDARY p ɛ ɹ WORD_BOUNDARY ɪ f ɛ k t WORD_BOUNDARY ɪ t WORD_BOUNDARY k ʊ d ʌ v WORD_BOUNDARY ʌ WORD_BOUNDARY k ʌ l ə ɹ WORD_BOUNDARY s ɪ m ɪ l ə ɹ WORD_BOUNDARY t ə WORD_BOUNDARY ð æ t WORD_BOUNDARY ʌ v WORD_BOUNDARY ɡ oʊ l d WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY m ɪ ʃ ɪ ɡ ə n WORD_BOUNDARY ɪ n t ə ɹ n æ ʃ ə n ə l WORD_BOUNDARY s p iː d w eɪ WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY iː k w ə l z WORD_BOUNDARY