#p <nat>Persian<o>chemist<n>Jabir Ibn Haiyan<d>803<info>He is considered the father of modern chemistry. He developed techniques for the making of steel, dyeing of cloth, and the prevention of rust.
// 17th century
#p <nat>English<o>chemist<o>physicist<n>Robert Boyle<b>1627 Jan 25<d>1691 Dec 30
#p <nat>Russian<o>chemist<n>Dmitri Mendeleev<b>1834 Feb 8<d>1907
#p <nat>French<o>chemist<n>Henri Le Chatelier<sur>Le Chatelier<b>1850 Oct 8<d>1936 Sep 17
#p <nat>French<o>chemist<n>Pierre Curie<sur>P. Curie<b>1859 May 15<d>1906
#e <t>chem theory<d>1803<au>Dalton<n>matter is made of atoms
#e <t>chem<d>1839<n>vulcanisation<c>U.S.<info>Accidentally discovered by Charles Goodyear, vulcanisation improves the durability of natural rubber. Goodyear heated rubber with sulfur, which causes crosslinking. The same basic process is used today.
#e <t>chem theory<d>1869 Feb 17<n>periodic table<au>Mendeleev<info>Mendeleev completes his first periodic chart.
#e <t>chem theory<d>1884<n>Le Chatelier's Principle<au>Le Chatelier<info>This is the thermodynamic principle that every change in a system in stable chemical equilibrium results in a rearrangement of the system so that the original change is minimised.
#e <t>chem<d>1884<n>rayon<c>France<info>Fibers of nitrocellulose had been produced in 1855. The first successful commercial process was developed in 1884 by the French inventor Hilaire de Chardonnet.
#e <t>chem<d>1894<n>acetylene<c>France<info>Acetylene was discovered by Henri Moissan.
#e <t>chem disc<d>1894<n>argon<c>London<info>by William Ramsay and Lord Rayleigh
#e <t>chem disc<d>1900<n>radon<c>Germany<info>by Friedrich Dorn
// 20th century
#p <nat>American<o>chemist<n>Linus Pauling<b>1901 Feb 28<d>1994 Aug 19<c>California
#e <t>chem theory<d>1904<n>electrons in concentric rings<c>Cambridge<au>J. J. Thomson<info>J. J. Thomson theorised that atoms contain a specific number of electrons arranged in concentric rings.
#e <t>chem<d>1907<n>bakelite<c>New York<info>The first artificial plastic, Bakelite, was developed by Belgium-born American chemist Leo Baekeland.
#e <t>chem<d>1912<n>PVC<c>Frankfurt<info>A chemist at Greisheim Electron discovered polyvinyl chloride while searching for a compound to weatherproof fabric on aricraft wings.
#e <t>chem disc<d>1913<n>K-line frequency relation<c>Manchester<info>Physicist Henry Mosley discovers that the K-line's frequency depends on the square of the periodic order.
#e <t>chem theory<d>1913<n>nuclear charge determines periodic arrangement<c>Holland<info>Anton van den Broek determined that nuclear charge determines periodic arrangement.