The elements, if arranged according to their atomic weight, exhibit an apparent periodicity of properties. Mendeleev realized that these values did not fit in his periodic table, and doubled both to valence 6 and atomic weight 240 (close to the modern value of 238). Some people dismissed Mendeleev for predicting that there would be more elements, but he was proven to be correct when Ga (gallium) and Ge (germanium) were found in 1875 and 1886 respectively, fitting perfectly into the two missing spaces. He even predicted the likely properties of three of the potential elements. The concept was criticized and his innovation was not recognized by the Society of Chemists until 1887. Financed by a government fellowship, he went to study abroad for two years at the University of Heidelberg. Within these two groups of dissimilar elements, he discovered similarities in the progression of atomic weights, and he wondered if other groups of elements exhibited similar properties. He received a master’s degree in 1856 and began to conduct research in organic chemistry. It's going to seriously test you on your cultural background, as well as social, logical and problem solving skills, turning you into a real encyclopedia of miscellaneous facts. He set up an inspection system, and introduced the metric system to Russia. Myron E. Sharpe, (1967). Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Thus the atomic weight of. ?)) Pronunciation of Dmitri Mendeleïev with 1 audio pronunciation and more for Dmitri Mendeleïev. Universitat de Tecnologia Química Dmitri Mendeléiev de Rússia. Thus, in his effort to make sense of the extensive knowledge that already existed of the chemical and physical properties of the chemical elements and their compounds, Mendeleev discovered the periodic law. Mendeleev, D., 1877. Dmitri Mendeléiev químic rus autor de la taula periòdica dels elements químics. In M.M. Unaware of the earlier work on periodic tables going on in the 1860s, he made the following table: By adding additional elements following this pattern, Mendeleev developed his extended version of the periodic table. Fact 2 He has been characterized as a chemist of genius, first-class physicist and fruitful researcher in the fields of hydrodynamics, meteorology and geology. p. 333. His family was unusually large – he may have had as many as 16 brothers and sisters; the exact number is uncertain. After graduation, he contracted tuberculosis, causing him to move to the Crimean Peninsula on the northern coast of the Black Sea in 1855. Dmitri Mendelejef. Dmitri Mendeleev’s parents were Ivan Mendeleev, a teacher, and Mariya Kornileva.  As he attempted to classify the elements according to their chemical properties, he noticed patterns that led him to postulate his periodic table; he claimed to have envisioned the complete arrangement of the elements in a dream:. Dmitri Mendelejev. Mendeleev is given credit for the introduction of the metric system to the Russian Empire. His divorce and the surrounding controversy contributed to his failure to be admitted to the Russian Academy of Sciences (despite his international fame by that time). Volume 5, p. 30. This page was last edited on 31 December 2020, at 18:54. "The art of creative thinking", Simon & Schuster, p. 201: Helen Palmer (1998). , Maria Kornilieva came from a well-known family of Tobolsk merchants, founders of the first Siberian printing house who traced their ancestry to Yakov Korniliev, a 17th-century posad man turned a wealthy merchant. Dmitri Mendeleiev Químico e Físico russo. The magnitude of the atomic weight determines the character of the element, just as the magnitude of the molecule determines the character of a compound body. Many of the predictions made in his periodic table (such as the properties of elements undiscovered at the time) were later proved correct by experiments. Next to it there is a monument to him that consists of his sitting statue and a depiction of his periodic table on the wall of the establishment. He used the Periodic Law not only to correct the then-accepted properties of some known elements, such as the valence and atomic weight of uranium, but also to predict the properties of eight elements that were yet to be … /urtarrilaren 27a jul. St. Petersburg, 1839–40. Born on February 8, 1834 Born in Tobolsk, Siberia, Russia Parents were Ivan Pavlovich Mendeleev and Maria Dmitrievna Kornilieva He was a Russian Scientist Father of the Periodic Table Mendeleev died on February 2, 1907 Omissions? His mother died soon after, and Mendeleev graduated in 1855. Gerard I. Nierenberg (1986). Fact 3 Mendeleev was also a thorough expert in certain branches of chemical technology and other disciplines adjacent to chemistry and physics. Mariya then ran a glass factory. Voir plus d'idées sur le thème Tableau périodique des éléments, Tableau periodique, Chimie. In 1865, he became Doctor of Science for his dissertation "On the Combinations of Water with Alcohol". The mother and son continued to Saint Petersburg to the father's alma mater. He achieved tenure in 1867 at St. Petersburg University and started to teach inorganic chemistry, while succeeding Voskresenskii to this post; by 1871, he had transformed Saint Petersburg into an internationally recognized center for chemistry research. Vdiq më 20 janar - 2 shkurt 1907 në Sankt Petersburg, Rusi. The subsequent proof of many of his predictions within his lifetime brought fame to Mendeleev as the founder of the periodic law. Je suis Dmitri Mendeleiev, la mascotte du web-documentaire Atome Hôtel. Fact 1 Dmitri Mendeleev was born in Tobolsk on the 8th of February 1834. Mendeleev was the youngest of 17 siblings, of whom "only 14 stayed alive to be baptized" according to Mendeleev's brother Pavel, meaning the others died soon after their birth. Unexpectedly, at the full meeting of the Academy, a dissenting member of the Nobel Committee, Peter Klason, proposed the candidacy of Henri Moissan whom he favored. How to say Dmitri Mendeleïev in English? His daughter from his second marriage, Lyubov, became the wife of the famous Russian poet Alexander Blok. He is best remembered for formulating the Periodic Law and creating a farsighted version of the periodic table of elements. In Moscow, there is the D. Mendeleyev University of Chemical Technology of Russia.. Dmitri Mendeleïev chimiste russe. He is credited with a remark that burning petroleum as a fuel "would be akin to firing up a kitchen stove with bank notes". In his version of the periodic table of 1871, he left gaps in places where he believed unknown elements would find their place. About Imagzle - an image based quiz. Certain characteristic properties of elements can be foretold from their atomic weights. Another person to propose a periodic table was Lothar Meyer, who published a paper in 1864 describing 28 elements classified by their valence, but with no predictions of new elements. Mendeleiev era partidario de reformas no sistema educativo ruso polo que se presentou á presidencia da Academia Imperial de Ciencias, pero non saiu escollido a causa do seu liberalismo. Dmitri Mendeleev, Russian in full Dmitry Ivanovich Mendeleyev, (born January 27 (February 8, New Style), 1834, Tobolsk, Siberia, Russian Empire—died January 20 (February 2), 1907, St. Petersburg, Russia), Russian chemist who developed the periodic classification of the elements. ", Foreign Member of the Royal Society (ForMemRS) in 1892, Dmitry Mendeleev's Memorial Museum Apartment, D. Mendeleyev University of Chemical Technology of Russia, Random House Webster's Unabridged Dictionary, Biographical notes about D. I. Mendeleev (written by me – D. Mendeleev), p. 13, From a family tree documented in 1880 by brother Pavel Ivanovich, p. 11, Dmitriy Mendeleev: A Short CV, and A Story of Life, Удомельские корни Дмитрия Ивановича Менделеева (1834–1907), "A mother's love: Maria Dmitrievna Mendeleeva", A Book of the Tobolsk Governance. The arrangement of the elements in groups of elements in the order of their atomic weights corresponds to their so-called valencies, as well as, to some extent, to their distinctive chemical properties; as is apparent among other series in that of Li, Be, B, C, N, O, and F. The elements which are the most widely diffused have small atomic weights.  It is true that Mendeleev in 1892 became head of the Archive of Weights and Measures in Saint Petersburg, and evolved it into a government bureau the following year, but that institution was charged with standardising Russian trade weights and measuring instruments, not setting any production quality standards, Also, Mendeleev's 1865 doctoral dissertation was entitled "A Discourse on the combination of alcohol and water", but it only discussed medical-strength alcohol concentrations over 70%, and he never wrote anything about vodka.. Dmitri Mendeleev devised the periodic classification of the chemical elements, in which the elements were arranged in order of increasing atomic weight. Mariya then ran a glass factory.  The university in Moscow did not accept him.  The attempts to nominate Mendeleev in 1907 were again frustrated by the absolute opposition of Arrhenius. Mendeleev was born in the village of Verkhnie Aremzyani, near Tobolsk in Siberia, to Ivan Pavlovich Mendeleev (1783–1847) and Maria Dmitrievna Mendeleeva (née Kornilieva) (1793–1850). His other children were son Vladimir (a sailor, he took part in the notable Eastern journey of Nicholas II) and daughter Olga, from his first marriage to Feozva, and son Ivan and twins from Anna. I sin tabel fra 1871 efterlod han huller og forudsagde efterfølgende opdagelse af nye… … He wrote: "The capital fact to note is that petroleum was born in the depths of the earth, and it is only there that we must seek its origin." He became professor of general chemistry there in 1867, teaching until 1890. After the defense of his doctoral dissertation in 1865 he was appointed professor of chemical technology at the University of St. Petersburg (now St. Petersburg State University). Get a Britannica Premium subscription and gain access to exclusive content. Other scientists had previously identified periodicity of elements. Biography.. Dmitri Ivanovich Mendeleev was his full name. 27 January) 1834 near Tobolsk – 2 February (O.S. 29 avr. He used the Periodic Law not only to correct the then-accepted properties of some known elements, such as the valence and atomic weight of uranium, but also to predict the properties of eight elements that were yet to be discovered. Mendeleev studied petroleum origin and concluded hydrocarbons are abiogenic and form deep within the earth – see Abiogenic petroleum origin. Ivan went blind in 1834, the year Dmitri was born, and died in 1847.  Unfortunately for the family's financial well-being, his father became blind and lost his teaching position. After heated arguments, the majority of the Academy chose Moissan by a margin of one vote.  Although not well-grounded in economics, he had observed industry throughout his European travels, and in 1891 he helped convince the Ministry of Finance to impose temporary tariffs with the aim of fostering Russian infant industries. Dmitri Ivanovich Mendeleev was a Russian chemist and inventor.  This won him the Demidov Prize of the Petersburg Academy of Sciences.  Ivan's father, Pavel Maximovich Sokolov, was a Russian Orthodox priest from the Tver region. In 1869, Dmitri Mendeleev claimed to have had a dream in which he envisioned a table in which all the chemical elements were arranged according to their atomic weight. Updates? A number of places and objects are associated with the name and achievements of the scientist. ), kimikari eta asmatzaile errusiarra izan zen. The Academy was then supposed to approve the Committee's choice, as it has done in almost every case. He called his table or matrix, "the Periodic System". Dmitri Ivanovich Mendeleev was born on February 8, 1834 in Verkhnie Aremzyani, in the Russian province of Siberia. Nov. 2, 2020. His father was a teacher and graduate of Saint Petersburg’s Main Pedagogical Institute – a teacher training institution. Dmitri Ivánovich Mendeljew (1834-1907) był rosyjskim chemikiem, który przyniósł wielkie odkrycia nauce Europy i świata. It is a metallic radioactive transuranic element in the actinide series, usually synthesized by bombarding einsteinium with alpha particles. https://www.britannica.com/biography/Dmitri-Mendeleev, RT Russiapedia - Biography of Dmitry Mendeleev, Famous Scientist - Biography of Dmitri Mendeleev, h2g2 - Biography of Dmitri Ivanovich Mendeleev, Science History Institute - Julius Lothar Meyer and Dmitri Ivanovich Mendeleev, Dmitri Mendeleev - Student Encyclopedia (Ages 11 and up). Ring in the new year with a Britannica Membership. Instead of working closely with the prominent chemists of the university, including Robert Bunsen, Emil Erlenmeyer, and August Kekulé, he set up a laboratory in his own apartment. , Mendeleev also investigated the composition of petroleum, and helped to found the first oil refinery in Russia. "Inner Knowing: Consciousness, Creativity, Insight, and Intuition". És una universitat ubicada a Moscou i creada el 1898 que rebé el nom de Mendeléiev el 1919. Mendeleev also made major contributions to other areas of chemistry , metrology (the study of measurements), agriculture, and industry. Kiparsky, Paul. 409–416. He is best remembered for formulating the Periodic Law and creating a farsighted version of the periodic table of elements. "Science, Theology and Consciousness", Praeger Frederick A. p. 59: "The initial expression of the commonly used chemical periodic table was reportedly envisioned in a dream. J.P. Tarcher/Putnam. in W. Samuels, ed., Nathan M. Brooks, "Mendeleev and metrology. Dmitri Ivanovich Mendeleev (/ˌmɛndəlˈeɪəf/; Russian: Дми́трий Ива́нович Менделе́ев; IPA: [ˈdmʲitrʲɪj ɪˈvanəvʲɪtɕ mʲɪndʲɪˈlʲejɪf] ; 8 February 1834 – 2 February 1907 O.S. , By using Sanskrit prefixes to name "missing" elements, Mendeleev may have recorded his debt to the Sanskrit grammarians of ancient India, who had created sophisticated theories of language based on their discovery of the two-dimensional patterns of speech sounds (arguably most strikingly exemplified by the Śivasūtras in Pāṇini's Sanskrit grammar). Please select which sections you would like to print: Corrections? Dmitri Mendeleïev. In 1865 Dmitri Mendeleev became professor of chemical technology at the University of St. Petersburg. It was written as he was preparing a textbook for his course. He was puzzled about where to put the known lanthanides, and predicted the existence of another row to the table which were the actinides which were some of the heaviest in atomic weight. After him was also named mendelevium, which is a synthetic chemical element with the symbol Md (formerly Mv) and the atomic number 101. His mother was forced to work and she restarted her family's abandoned glass factory. Dmitri Mendelejev kimist rus. Dmitri Mendeleev (February 8, 1834–February 2, 1907) was a Russian scientist best known for devising the modern periodic table of elements. I saw in a dream a table where all elements fell into place as required. There he met and established contacts with many of Europe’s leading chemists. , In 1907, Mendeleev died at the age of 72 in Saint Petersburg from influenza. In 1863, there were 56 known elements with a new element being discovered at a rate of approximately one per year. Dmitriy Ivanovitch Mendeleyev pe Mendeleev (ruseg : Дмитрий Иванович Менделеев) a zo bet ganet d'an 8 a viz C'hwevrer 1834 e Tobolsk hag aet da Anaon d'an 2 a viz C'hwevrer 1907 e Sant-Petersbourg ().. Brudet eo evit e labour war renkadur modern an elfennoù kimiek : bet embannet e 1869 e oa bet anvet an oberenn-se "Taolenn Mendeleyev". Between 1859 and 1861, he worked on the capillarity of liquids and the workings of the spectroscope in Heidelberg. , In fact, the 40% standard was already introduced by the Russian government in 1843, when Mendeleev was nine years old. The modern periodic table was arranged by Russian chemist Dmitri Mendeleev in 1869 and is a tabular arrangement of the chemical elements using columns and rows, according to … Deshpande and S. Bhate (eds.). Svante Arrhenius, although not a member of the Nobel Committee for Chemistry, had a great deal of influence in the Academy and also pressed for the rejection of Mendeleev, arguing that the periodic system was too old to acknowledge its discovery in 1906. Przypisuje mu się, że tutaj opracował nowe państwowe przepisy dotyczące produkcji spirytualiów i sprecyzował w sposób naukowy, niejasne dotąd, potoczne pojęcie „wódka”. Vincent Barnett, "Catalysing Growth? Dmitri Ivanovitš Mendelejev (ven. Our editors will review what you’ve submitted and determine whether to revise the article. Urażony tym Mendelejew 17 sierpnia 1890 r. zrezygnował z posady na Uniwersytecie Petersburskim. He stayed there only two months and, after a short time at the lyceum of Odessa, decided to go back to St. Petersburg to continue his education. The mineral mendeleevite-Ce, Cs6(Ce22Ca6)(Si70O175)(OH,F)14(H2O)21, was named in Mendeleev's honor in 2010. Babaev, Eugene V., Moscow State University. "Chemistry and Chemical Reactivity," Cengage Learning. Later in 1861, he published a textbook named Organic Chemistry. (Dmitri Mendeleev, 1877), Beginning in the 1870s, he published widely beyond chemistry, looking at aspects of Russian industry, and technical issues in agricultural productivity. In 1861 Mendeleev returned to St. Petersburg, where he obtained a professorship at the Technological Institute in 1864. , Dmitri Mendeleev is often referred to as the Father of the Periodic Table. He noted that tellurium has a higher atomic weight than iodine, but he placed them in the right order, incorrectly predicting that the accepted atomic weights at the time were at fault. - 1907ko otsailaren 2a greg. [Dmitri Ivanovich Mendeleyev, biographical materials] University of Wisconsin - Madison, General Library System: creatorOf: Mendeleyev, Dmitry Ivanovich, 1834-1907. In another department of physical chemistry, he investigated the expansion of liquids with heat, and devised a formula similar to Gay-Lussac's law of the uniformity of the expansion of gases, while in 1861 he anticipated Thomas Andrews' conception of the critical temperature of gases by defining the absolute boiling-point of a substance as the temperature at which cohesion and heat of vaporization become equal to zero and the liquid changes to vapor, irrespective of the pressure and volume.. , For his predicted eight elements, he used the prefixes of eka, dvi, and tri (Sanskrit one, two, three) in their naming. He got his first teaching position at Simferopol in Crimea. This work had been commissioned by the Russian Navy, which however did not adopt its use. Let us know if you have suggestions to improve this article (requires login). : Mendeleev and the 1891 Tariff." In an attempt at a chemical conception of the aether, he put forward a hypothesis that there existed two inert chemical elements of lesser atomic weight than hydrogen. Mendeleev became a professor at the Saint Petersburg Technological Institute and Saint Petersburg State University in 1864, and 1865, respectively. John Newlands described a Law of Octaves, noting their periodicity according to relative atomic weight in 1864, publishing it in 1865. [dead link]. , In 1905, Mendeleev was elected a member of the Royal Swedish Academy of Sciences.  The related species mendeleevite-Nd, Cs6[(Nd,REE)23Ca7](Si70O175)(OH,F)19(H2O)16, was described in 2015.. His proposal identified the potential for new elements such as germanium. According to the contemporaries, Arrhenius was motivated by the grudge he held against Mendeleev for his critique of Arrhenius's dissociation theory. Dmitri Mendeleev(1834 - 1907) 3. The Chemistry Section of the Swedish Academy supported this recommendation. He explored demographic issues, sponsored studies of the Arctic Sea, tried to measure the efficacy of chemical fertilizers, and promoted the merchant navy. Dmitri’s mother re-opened a glass factory which had originally been started by his fathe… His newly formulated law was announced before the Russian Chemical Society in March 1869 with the statement “elements arranged according to the value of their atomic weights present a clear periodicity of properties.” Mendeleev’s law allowed him to build up a systematic table of all the 70 elements then known. Mendeleev found that, when all the known chemical elements were arranged in order of increasing atomic weight, the resulting table displayed a recurring pattern, or periodicity, of properties within groups of elements. 2017 - Explorez le tableau « Mendeleiev » de pixeltoo, auquel 293 utilisateurs de Pinterest sont abonnés.  In 1908, shortly after Mendeleev's death, one of his nieces published Family Chronicles.  In 1889, a local librarian published an article in the Tobolsk newspaper where he claimed that Yakov was a baptized Teleut, an ethnic minority known as "white Kalmyks" at the time. Prior to his work, uranium was supposed to have valence 3 and atomic weight about 120.  He was especially active in improving the Russian petroleum industry, making detailed comparisons with the more advanced industry in Pennsylvania. Bienvenue sur ma page ! His last words were to his physician: "Doctor, you have science, I have faith," which is possibly a Jules Verne quote.. Dmitriy Ivanovich Mendeleyev, IPA: [ˈdmʲitrʲɪj ɪˈvanəvʲɪtɕ mʲɪnʲdʲɪˈlʲejɪf] (listen); 8 February 1834 – 2 February 1907 [OS 27 January 1834 – 20 January 1907]) was a Russian chemist and inventor. The street in front of these is named after him as Mendeleevskaya liniya (Mendeleev Line). He recognized the importance of petroleum as a feedstock for petrochemicals. ", Don C. Rawson, "Mendeleev and the Scientific Claims of Spiritualism. Dmitri Mendeleiev químico ruso. In Saint Petersburg his name was given to D. I. Mendeleev Institute for Metrology, the National Metrology Institute, dealing with establishing and supporting national and worldwide standards for precise measurements. Dmitri Ivanovich Mendeleev (born 8 February (O.S. A large lunar impact crater Mendeleev, that is located on the far side of the Moon, also bears the name of the scientist. (1834ko otsailaren 8a greg. Dmitri Ivanoviç Mendeleïev kimist rus, lindi më 27 janar - 8 shkurt 1834 në Tobolsk të Siberisë, Rusi. Dmitri Ivanovitch Mendeleïev (parfois écrit Dimitri, en russe d'époque Дмитрій Ивановичъ Менделѣевъ ; en russe moderne Дмитрий Иванович Менделеев, [ˈdmʲitrʲɪj ɪˈvanəvʲɪtɕ mʲɪndʲɪˈlʲejɪf] Écouter), né le 27 janvier 1834 (8 février 1834 dans le calendrier grégorien) à Tobolsk et mort le 20 janvier 1907 (2 février 1907 dans le calendrier grégorien) à Saint-Pétersbourg, est un chimiste russe. Dmitri’s father became blind in the year of Dmitri’s birth and died in 1847. Revue Scientifique, 2e Ser., VIII, pp.  The exact number of Mendeleev's siblings differs among sources and is still a matter of some historical dispute. The factory burned down in December 1848, and Dmitri’s mother took him to St. Petersburg, where he enrolled in the Main Pedagogical Institute. Gradually the periodic law and table became the framework for a great part of chemical theory. Dmitri Mendeleev — Dmitri Ivanovich Mendeleev (7. februar 1834 20. januar 1907) var en russisk kemiker som udviklede det periodiske system til klassificering af grundstofferne. Even after the divorce, Mendeleev was technically a bigamist; the Russian Orthodox Church required at least seven years before lawful remarriage. While there, he became a science master of the 1st Simferopol Gymnasium. For example, Russian Standard vodka advertises: "In 1894, Dmitri Mendeleev, the greatest scientist in all Russia, received the decree to set the Imperial quality standard for Russian vodka and the 'Russian Standard' was born" Others cite "the highest quality of Russian vodka approved by the royal government commission headed by Mendeleev in 1894". Only a few months after, Meyer published a virtually identical table in a German-language journal. p. 113: "The sewing machine, for instance, invented by Elias Howe, was developed from material appearing in a dream, as was Dmitri Mendeleev's periodic table of elements". Uważa się go za najważniejszego czynnika przyczyniającego się do rozwoju układu okresowego pierwiastków, chociaż prowadził także badania ropy naftowej lub wprowadzenie systemu metrycznego w Rosji. After becoming a teacher in 1867, Mendeleev wrote the definitive textbook of his time: Principles of Chemistry (two volumes, 1868–1870). Dmitri Ivanovitch Mendeleïev (an ris : Дмитрий Иванович Менделеев, [ˈdmʲitrʲɪj ɪˈvanəvʲɪtɕ mʲɪndʲɪˈlʲejɪf]), né 27 janvyé 1834 (8 févriyé 1834 andan kalandriyé grégoryen) atè Tobolsk é mouri 20 janvyé 1907 (2 févriyé 1907 andan kalandriyé grégoryen) atè Saint-Pétersbourg, sa roun chimis ris. Remote health initiatives to help minimize work-from-home stress; Oct. 23, 2020  This is when he made his most important discovery. Mendelejevi u bë i njohur për punën e tij mbi klasifikimin periodik te elementeve, publikuar në 1869 dhe sot njihet si tabela e Mendelejev-it. Articles from Britannica Encyclopedias for elementary and high school students. , Mendeleev was raised as an Orthodox Christian, his mother encouraging him to "patiently search divine and scientific truth". However, the factory burned down in 1848, and Dmitri moved to St. Petersburg to continue his education. , In 1890 he resigned his professorship at St. Petersburg University following a dispute with officials at the Ministry of Education over the treatment of university students. Blog. Dimitri Ivanovici Mendeleev (în rusă Дми́трий Ива́нович Менделе́ев; pronunție rusă: audio; n. 27 ianuarie/8 februarie 1834, Tobolsk, Imperiul Rus – d. 20 ianuarie/2 februarie 1907, Sankt Petersburg, Imperiul Rus) a fost un chimist rus care a publicat un tabel periodic al elementelor asemănător cu cel actual. Memories about D. I. Mendeleev, "The Nitpicking of the Masses vs. the Authority of the Experts", A brief history of the development of the period table, "The Periodic Table: Tortuous path to man-made elements", "Speaking in Tongues: Science's centuries-long hunt for a common language", "Rediscovery of the elements: The Periodic Table", https://doi.org/10.1016/S0743-4154(03)22004-6, "Dmitry Mendeleev and 40 degrees of Russian vodka", "D. I. Mendeleyev Institute for Metrology", "Museum-Archives n.a. 1,622 likes. 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. Dmitri Ivanovich Mendeleev (often romanized as Mendeleyev or Mendeleef) (English: /ˌmɛndəlˈeɪəf/ MEN-dəl-AY-əf; Russian: Дмитрий Иванович Менделеев,[note 1] tr.  Yet some Western scholars still refer to Mendeleev's supposed "Mongol", "Tatar", "Tartarian" or simply "Asian" ancestry as a fact. In the Twelve Collegia building, now being the centre of Saint Petersburg State University and in Mendeleev's time – Head Pedagogical Institute – there is Dmitry Mendeleev's Memorial Museum Apartment with his archives. His divorce from Leshcheva was finalized one month after he had married Popova (on 2 April) in early 1882.