Вставьте в пропуски слова dmitri mendeleev is a great russian scientist of the 19th century. he as a great chemist the periodic classification of the elements dmitri mendeleev was born in tobolsk in 1834.at school, in mathematics,physics,and geography but was not good at languages.in 1855 he graduated from the pedagogical institute in st petersburg with a goid medal for 1856 , chemistry. dmitri mendeleev's contribution to the world's science he was the dependence of the qualities of the elements on their atomic weight.he forecast that the gaps in the table of elements would be filled in by elements .dmitri mendeleev was greatly honoured as a of academies in many countries.element no 101 him. it is called mendelevium.