THIS DAY IN THE YESTERYEAR: DMITRI MENDELEEV PRESENTS FIRST PERIODIC TABLE (1869)

Dmitri Mendeleev Presents First Periodic Table (1869)

The periodic table is a tabular display of all known chemical elements arranged according to the periodic law discovered by Russian chemist Dmitri Mendeleev. The elements are arranged in columns and rows according to increasing atomic number, which is defined as the number of protons in the nucleus of an atom. The table summarizes the major properties of the elements and enables predictions to be made about their behavior. How many elements currently appear on the periodic table? More…

 

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2 responses to “THIS DAY IN THE YESTERYEAR: DMITRI MENDELEEV PRESENTS FIRST PERIODIC TABLE (1869)

  1. Except he was forever cursed by struggling chemistry students. :-)

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