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Home › Science › Chemistry › Chemists › D

D

John Dalton (1766-1844)

  • Born in England.
  • He proposed the atomic theory.
  • He stated the law of partial pressure of gases.
George Davis (1850-1907)

  • Born in England.
  • He is regarded as the father of chemical engineering.





Sir Humphry Davy (1778-1829)

  • Born in England.
  • He laid the foundation of electrochemistry.
  • He discovered barium, calcium, magnesium, potassium, and sodium.
  • He was evidently the first to observe that platinum induced the oxidation of alcohol vapor in air.
  • He introduced a chemical approach to agriculture and to the tanning and mineralogy industries.
Democritus of Abdera (460 BCE – 370 BCE)

  • Born in Greece.
  • He conceived matter in the form of particles, which he called atoms.
Jean Baptiste André Dumas (1800-1884)

  • Born in France.
  • He made various investigations of organic compounds.
  • He developed the theory of substitution.




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