TECHNETIUM 99M
\tɛknˈiːti͡əm nˈa͡ɪntinˈa͡ɪn ˈɛm], \tɛknˈiːtiəm nˈaɪntinˈaɪn ˈɛm], \t_ɛ_k_n_ˈiː_t_iə_m n_ˈaɪ_n_t_i_n_ˈaɪ_n ˈɛ_m]\
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The first artificially produced element and a radioactive fission product of URANIUM. The stablest isotope has a mass number 99 and is used diagnostically as a radioactive imaging agent. Technetium has the atomic symbol Tc, atomic number 43, and atomic weight 98.91.
By DataStellar Co., Ltd
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