Back Untrihexi Catalan Untrihexium English Untrihexium French Untrihexium Interlingua Untrihexium ID 운트리헥슘 Korean Untrihexiu SCN Untrihexium Slovak Untrihexium Swedish Uth Chinese
Untrihexium is a hypothetical speculative chemical element with atomic number 136 and symbol Uth. Due to drip instabilities, it is not known if this element is physically possible.[source?]