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prvky transaktinidovej skupiny
Subject h. prvky transaktinidovej skupiny Subject h. Transactinide Series Elements Entry terms transaktinidy
prvky transaktinidové
prvky superťažkéScope note in English A series of radioactive elements with atomic numbers greater than 103. Current members include Rutherfordium, atomic number 104, to and including Ununoctium, atomic number 118. All members are synthetic with short half-lives. 
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