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Search Result:atomic number 81

atomic number 81   (TTS Sound)



Overview of noun atomic_number_81

The noun atomic number 81 has 1 sense


  • thallium, Tl, atomic number 81 -- (a soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores)