Mendelevium meaning

mĕndə-lēvē-əm
A synthetic radioactive transuranic element of the actinide series that has known isotopes with mass numbers ranging from 245 to 262. The isotopes with the longest half-lives are Md-258 (51.5 days) and Md-260 (31.8 days). Atomic number 101; melting point 827°C; valence 2,3.
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A radioactive, metallic chemical element, one of the actinides, produced by bombarding einsteinium with high-energy alpha particles in a cyclotron: symbol, Md; at. no. 101
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A synthetic, radioactive metallic element of the actinide series that is produced by bombarding einsteinium with helium ions. Its most stable isotope is Md 258 with a half-life of approximately 51.5 days. Atomic number 101.
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A transuranic chemical element (symbol Md, formerly Mv) with atomic number 101.
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Origin of mendelevium

  • After Dmitri Ivanovich Mendeleev

    From American Heritage Dictionary of the English Language, 5th Edition

  • Named after the scientist Dmitri Mendeleev, who is the creator of the periodic table. The same name was proposed, but rejected, for the earlier-discovered elements berkelium and erbium.

    From Wiktionary