Input interpretation
radioactive elements | discovery year
Summary
median | 1952 latest | 2010 (tennessine) earliest | 1789 (uranium) distribution |
Distribution plots
Table
actinium | 1899 americium | 1944 astatine | 1940 berkelium | 1949 bohrium | 1981 californium | 1950 copernicium | 1996 curium | 1944 darmstadtium | 1994 dubnium | 1967 einsteinium | 1952 fermium | 1952 francium | 1939 hassium | 1984 lawrencium | 1961 meitnerium | 1982 mendelevium | 1955 neptunium | 1940 nobelium | 1958 plutonium | 1940