Mendeleev was born in tobolsk ,Siberia in 1834 and died in 1907. He is known for his work on the periodic table, arranging the 63 known elements plus some guessed elements in order by periodic mass and by similarities in properties. Mendeleev provided for variances from strict atomic weight order left space for new elements and predicted 3 yet to be discovered elements. Mendeleev anticipated Andrews concept (1869) of the critical temperature. of gasses.
-Credited for bringing the metric system to Russia
-Formulated a periodic table similar to one used today
-element Md (mendelevium) named after him
-acted as a goverment consultant
-Attended first chemistry conference
-Wrote his own textbooks
-Was elected into royal swedish academy of science