History of the Periodic Table

Science Project

Elements in the Ancient world

Ancient civilizations believed that everything revolved around earth water air fire they easily discovered gold silver and copper because they stood out having smooth edges and they didn't interact with other elements they used them to make jewelry and tools

Urine = Gold ?

in 1669 Henning Brand discovered the first element phosphorus how he discovered this element he had an idea that by boiling his urine it would turn to gold so he boiled up his urine until a paste came out what he had discovered phosphorus

Antione Lavoisier (father of chemistry)

Antione was the first to create a list of elements in order and begin the process of putting the periodic table together in 1778 he named oxygen in 1783 he named hydrogen and in 1787 he predicted silicon

John Dalton

John Dalton weighed and arranged by weight the elements and provided another way for them placed on the periodic table.

Johann Wolfgang Döbereiner

in 1829 Döbereiner combined elements to see how they worked with one another he discovered that elements belong to family that share similar propertys

Dmitri Mendeleev

In 1869 Mendeleev created cards that sorted the elements into there atomic weight and known properties. The story goes that he dreamed of a table that represented the elements and then went on to create it. He even predicted elements that weren't yet discovered. He was nominated for a Nobel prize for chemistry 1907 but didn't win!