unbfacts:In 1849, Dmitri Mendeleev’s mother took him over…

unbfacts:

In 1849, Dmitri Mendeleev’s mother took him over 1,000 miles from Siberia to Moscow, hoping he could attend Moscow University. When he was rejected, they travelled to St. Petersburg, where he was accepted into a teacher-training institute in 1850. Years later, he developed the periodic table of elements.

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