History of Chemistry
experimental methodearly elementsalchemyelements defined
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340BC Aristotle proposed that all matter was made of composed of earth, wind, fire and water. Alchemy in the 1500’s – 1700’s involved trial and error, serendipity with discoveries like distillation and recrystallization. Jan Baptista van Helmont used experimental methods. Robert Boyle defined an element in 1661. It took until the 1900’s to discover most elements.
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- 28.08.2025
