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A History of Chemistry

A History of Chemistry. Ancient Greeks. Democritus 460 BCE to 370 BCE was a student of Leucippus and co-originator of the belief that all matter is made up of various imperishable, indivisible elements He called atoma (sg. Atomon) or "indivisible units" . Ancient Greeks.

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A History of Chemistry

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  1. A History of Chemistry

  2. Ancient Greeks • Democritus • 460 BCE to 370 BCE • was a student of Leucippus and co-originator of the belief that all matter is made up of various imperishable, indivisible elements • He called atoma (sg. Atomon) or "indivisible units"

  3. Ancient Greeks • Plato and Aristotle • Aristotle (384 BCE to 332BCE) • Theory of “Hyle” • Believed there were 4 classic elements • Earth, fire, water, air

  4. Alchemy • ~ 1600 ACE • Mystical pseudoscience • Searched for “philosopher’s stone” • Some goals were transmutation, panacea and universal solvent

  5. Modern Chemistry Joseph Louis Proust Lavoisier

  6. Lavoisier’s Apparatus

  7. John Dalton • Atomic Theory of Matter • What is it????

  8. JJ Thomson

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