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John Dalton
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John Dalton
Understanding John Dalton's atomic theory of matter
How scientists discovered atoms
John Dalton, detail of an engraving by W. Worthington, after a portrait by William Allen, 1814.
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John Dalton, detail of an engraving by W. Worthington, after a portrait by William Allen, 1814.
John Dalton summary
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Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.
Physics and Natural Law
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Know Your Chemistry Quiz
Beet. Beta vulgaris. Sugar beet. Two rows of harvested beets.
History of Scientists, Inventors, and Inventions Quiz
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John Dalton: Facts & Related Content

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Facts

Born September 5, 1766 or September 6, 1766 • England
Died July 27, 1844 • Manchester • England
Founder British Science Association
Notable Works “Meteorological Observations and Essays” • “New System of Chemical Philosophy”
Subjects Of Study Charles’s law • Dalton’s law • atmosphere • atomic theory • atomic weight • butene • chemical symbol • colour blindness • ethyl ether • gas • law of definite proportions • law of multiple proportions • northern lights • rain

Photos and Videos

John Dalton
John Dalton, detail of an engraving by W. Worthington, after a portrait by William Allen, 1814.
Understanding John Dalton's atomic theory of matter
How scientists discovered atoms
See All Videos and Images →
Joseph-Louis Gay-Lussac, engraving by Ambroise Tardieu.
Joseph-Louis Gay-Lussac
French scientist
Jöns Jacob Berzelius
Jöns Jacob Berzelius
Swedish chemist
Joseph Priestley
Joseph Priestley
English clergyman and scientist
Cavendish, Henry
Henry Cavendish
British physicist
Helmont, Jan Baptista van
Jan Baptista van Helmont
Belgian scientist
Henri-Victor Regnault
Henri-Victor Regnault
French chemist and physicist
Ernest Rutherford
Ernest Rutherford
British physicist
Joseph Black, detail of an engraving by J. Rogers after a portrait by Sir Henry Raeburn
Joseph Black
British scientist
Sir Humphry Davy
Sir Humphry Davy
British chemist
J.J. Thomson
J.J. Thomson
British physicist
Venki Ramakrishnan
Indian-born physicist and molecular biologist
Francis William Aston.
Francis William Aston
British physicist and chemist
Crookes
Sir William Crookes
British chemist
Daniell, John Frederic
John Frederic Daniell
British chemist
Sir John Sealy Townsend
Irish physicist
Swan, Joseph
Joseph Swan
English physicist and chemist
William Prout
British chemist
British chemist and physicist James Dewar
Sir James Dewar
British scientist
George Johnstone Stoney
Irish physicist
Thomas Andrews.
Thomas Andrews
Irish chemist and physicist

Related Quizzes and Features

Quiz
Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Beet. Beta vulgaris. Sugar beet. Two rows of harvested beets.
History of Scientists, Inventors, and Inventions Quiz
Italian-born physicist Dr. Enrico Fermi draws a diagram at a blackboard with mathematical equations. circa 1950.
Physics and Natural Law
Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Michael Faraday (L) English physicist and chemist (electromagnetism) and John Frederic Daniell (R) British chemist and meteorologist who invented the Daniell cell.
Faces of Science
Laboratory glassware (beakers)
Know Your Chemistry Quiz