Carl Wilhelm Sheele Accomplishments

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In the eighteenth century, as the Age of Enlightenment permeated Europe and nations beyond, scientists made significant progress in unlocking the secrets of the natural world. Men like Sir Humphry Davy, Joseph Louis Gay-Lussac, Joseph Priestley, Antoine Lavoisier, and others all created a name for themselves due to their discoveries. However, another important scientist of that time, Carl Wilhelm Scheele, is less well-known due to his independence and unwillingness to publish. Even though Scheele did not receive enough credit for his work discovering elements, acids, and other compounds, countless scientists have benefitted from acquiring his knowledge. Carl Wilhelm Scheele was born in 1742 in a part of Germany under Swedish control. At fifteen, …show more content…

After finishing his apprenticeship, Carl worked at several different pharmacies all over Sweden until he created his own business. Although he treated scientific research as secondary to his work (Urdang 17), Scheele is described as fanatical and prolific by those who knew him. He was admitted to the Royal Swedish Academy of Science in 1775, and with his pension, was able to continue experimenting until his death at the age of 44 due to arsenic and cyanide poisoning. Arguably, Scheele’s greatest discovery is oxygen gas. He believed in the phlogiston theory that was prevalent at the time, but his findings are true nevertheless. Carl calculated that about a quarter of air could combust (The Discovery of Oxygen: Part 2), and tried obtaining a pure sample of the gas by heating substances such as HgO, KNO₃, Hg(NO₃)₂, or MnO₂ with H₂SO₄. After conducting these experiments, Carl wrote a book, which was called the Chemical Treatise on Air and Fire. Because this happened after Englishman Joseph Priestley already published on the topic, his work was largely ignored. Besides oxygen Scheele created and discovered many other elements and compounds. For example, by treating MnO₂ with hydrochloric acid, Scheele produced chlorine gas in

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