• Mendelevium is a synthetic chemical element; it has symbol Md (formerly Mv) and atomic number 101. A metallic radioactive transuranium element in the...
    33 KB (4,185 words) - 13:24, 10 July 2024
  • Mendelevium (101Md) is a synthetic element, and thus a standard atomic weight cannot be given. Like all artificial elements, it has no stable isotopes...
    19 KB (1,303 words) - 08:33, 2 July 2024
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  • f-block [257] (9.7) (1125) (1800) – – 1.3 – synthetic unknown phase 101 Md Mendelevium Dmitri Mendeleev, Russian chemist who proposed the periodic table f-block...
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    plutonium, americium, curium, berkelium, californium, einsteinium, fermium, mendelevium, nobelium, lawrencium, rutherfordium, dubnium, and seaborgium). Covalent...
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    actinides go further than the lanthanides towards low oxidation states: mendelevium is more easily reduced to the +2 state than thulium or even europium...
    252 KB (27,199 words) - 15:48, 3 August 2024
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    and fermium-255, with a half-life of about 20 hours. The creation of mendelevium, nobelium, and lawrencium followed. During the height of the Cold War...
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    identified as an element nearly 200 years earlier. Since 1952, elements 101 (Mendelevium) to 118 (Oganesson) have been synthesized. A metallic glass (also known...
    92 KB (10,940 words) - 18:34, 1 August 2024
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