Dmitri Mendeleev — what did Dmitri Mendeleev do at each age?

ドミトリ・メンデレーエフ | Scientist / Inventor | Born 1834

Timeline

• Age 35 (1869): Created periodic table
• Age 35 (1869): Published the Periodic Table of Elements
• Age 37 (1871): Predicted undiscovered elements
• Age 37 (1871): Predicted existence of undiscovered elements using periodic law
• Age 52 (1886): Studied petroleum refining

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