Dmitri Mendeleev
Published on Nov 18, 2015
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PRESENTATION OUTLINE
DMITRI'S NATIONALITY WAS RUSSIAN
DMITRI WAS THE ONE WHO CREATED THE FIRST PERIODIC TABLE
- He did this by correcting the valency of the elements which sorted them
- Into a more logical order
Photo by denn
VALENCY IS
- A property of atoms or groups equal to the number of atoms of hydrogen that the atom
- Or group could combine with or displace in forming compounds
Photo by Zero Emission Resource Organisation
BY CREATING THIS TABLE DMITRI FOUND SOME BLANK SPACES
WHICH MEANT THAT THERE WERE SOME UNDISCOVERED ELEMENTS
Photo by Emilie Ogez
THIS PERIODIC TABLE WAS ACCEPTED BY THE PUBLIC IN 1869
THIS MEANS THAT IT WAS ACCEPTED IN HIS LIFETIME
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RANDOM FACT
DMITRI COULDN'T JOIN ANY UNIVERSITIES UNTIL A FEW YEARS AFTER HE BECAME A TEACHER IN 1855
Photo by Werner Kunz
