Dmitri Mendeleev Presentation prepared by Julia Gerasimova and Kristina Salamatina
Early life Dmitri Ivanovich Mendeleev was a Russian chemist and inventor. Mendeleev was born in the village near Tobolsk in Siberia, to Ivan Pavlovich Mendeleev and Maria Dmitrievna Mendeleeva. At the age of 13, after the passing of his father and the destruction of his mother's factory by fire, Mendeleev attended the Gymnasium in Tobolsk.
Early life In 1849, the poor Mendeleev family relocated to Saint Petersburg in 1850. Here he contracted tuberculosis and was forced to go to the Crimea, where he became a science master of the Simferopol gymnasium № 1. . He returned with fully restored health to Saint Petersburg in 1857.
Later life Between 1859 and 1861, he worked on the capillarity of liquids. In late August 1861 he wrote his first book about chemistry. In 1865 he became Doctor of Science. He achieved tenure in 1867, and by 1871 had transformed Saint Petersburg into an internationally recognized center for chemistry research.
Later life On 27 April 1862 Mendeleev and Feozva Nikitichna Leshcheva married. Wife was older than him by 6 years. They had three children. But in 1870 Mendeleev divorces with his wife. His divorce and the surrounding controversy contributed to his failure to be admitted to the Russian Academy of Sciences
Later life In 1870 he falls in love with Anna Ivanovna Popova. They had four children. Between 1859 and 1903 he taught at the Imperial St. Petersburg University. During this period he discovered the periodic law and invented the periodic table of chemical elements.
Periodic table He worked on the periodic table since 1863. Periodic table was the greatest achievement of his life. He opened such elements as gallium, germanium. It is thanks to the work of Mendeleev Chemistry could develop further.
Later life Mendeleev made a huge contribution to the chemistry. He became a recognized scientist. Mendeleev died on 20 January 1907 in St. Petersburg.
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