M. Taylor's Element Home Page · Classification · Representative Elements · Resource Links
In the 1790's Antoine Lavoisier compiled a list of the 23 known elements of the time.
The 1800's had an explosion of new elements discovered due to new technology advancements such as the discovery of electricity, spectrometers, and the Industrial Revolution.
In 1860 there was an universal method established for accurately determining masses of the elements.
In 1864 John Newlands proposed an organization for the elements called the "Law of Octaves".
In 1869 Lothar Meyer and Dimitri Mendeleev each showed a connection between an element's mass and its properties. Mendeleev is considered the Father of the Periodic Table becasue he was the first to prove his theory.
By 1870 there were approximately 70 known elements.
1913 Henry Moseley arranged the known elements by increasing atomic number and properties, became the father of the modern periodic table.