History, isotopes, uses, ... (Dmitri Mendeleev) Mendelevium, the ninth transuranium element ... of the chemical properties of mendelevium in aqueous solution. ...
The Element Mendelevium - Basic Physical and Historical Information ... This produced atoms of mendelevium-256, an isotope with a half-life of about 77 ...
unknown; valence +1, +2, +3. Mendelevium is a metal of the actinide series in ... Sixteen isotopes of mendelevium are known. Mendelevium-256 (half-life about 76 ...