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    • Portrait of Russian chemist Dmitri Mendeleev (1834–1907).
    Rights: Public Domain Published 17 September 2009 Size: 47 KB Referencing Hub media

    Element 101 is called mendelevium in honour of Dmitri Mendeleev. Mendeleev designed a chart that allowed the known elements to be grouped according to their properties.

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      2. ARTICLE

      Development of the periodic table

      Although elements such as gold, silver, tin, copper, lead and mercury have been known since earliest times, the first scientific discovery of an element occurred around 1669. Hennig Brand, a ...

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