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John Dalton discovered the atom in 1803.
He didn't really discover the atom. He developed a theory of matter that involved atoms. Atoms were proved to exist later.
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∙ 10y ago
Wiki User
∙ 14y agoJohn Dalton discovered the atom theory by studying elements.
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∙ 13y agoEither 1803 or 1807/1808 depending on the source. It wasn't really a discovery as much as a conjecture. :)
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∙ 10y agoJohn Dalton developed his atomic theory in the early 1800's. He developed a good theory, but he didn't really discover the atom.
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∙ 13y agoNot an observation but an atomic theory - 1803.
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∙ 11y agoDalton didn't invent the atom, he theorised they existed sometime around October 1803.
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∙ 13y agoJohn Dalton discovered the atom in 1803.
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∙ 11y agoManchester i think :)
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Where did John Dalton make his discovery?
john Dalton invented the atomic theory. John Dalton introduced the basic concepts on which the modern periodic table is based.
Do John Dalton have any brothers or sisters?
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How did Thomson experiment change Dalton atomic model?
John Dalton stated "all atoms of a given element are identical"; discovery of isotopes by Thomson infirmed this old hypothesis.
Who proposed john Dalton's atomic theory?
John Dalton. He put forward the atomic theory in 1808.
Which event would be impossible to explain by using John Daltons model of the atom?
A Dalton's model of atom doesn't exist. Dalton principles are not in agreement with the discovery of isotopes and nonstoichiometric compounds.
What was the discovery year for Dalton john?
"1803"
For what is John Dalton known for?
Chemical symbols and discovery and elaboration of atoms
Where did John Dalton make his discovery?
john Dalton invented the atomic theory. John Dalton introduced the basic concepts on which the modern periodic table is based.
Why is London's Royal Society important in the discovery of the atom?
Because John Dalton - the discoverer - was a member.
What date was the modern atomic theory invented?
in 1803 by John Dalton
Do John Dalton have any brothers or sisters?
who are john Dalton famous relatives who are john Dalton famous relatives who are john Dalton famous relatives who are john Dalton famous relatives who are john Dalton famous relatives who are john Dalton famous relatives who are john Dalton famous relatives who are john Dalton famous relatives who are john Dalton famous relatives
How did Thomson experiment change Dalton atomic model?
John Dalton stated "all atoms of a given element are identical"; discovery of isotopes by Thomson infirmed this old hypothesis.
How did Thomson experiment change Dalton's atomic model?
John Dalton stated "all atoms of a given element are identical"; discovery of isotopes by Thomson infirmed this old hypothesis.
On what date was John Dalton born?
John Dalton, an English chemist, physicist, and meteorologist was born on September 6, 1766. He is famous for his work in developing the modern atomic theory.
Who proposed john Dalton's atomic theory?
John Dalton. He put forward the atomic theory in 1808.
How did the scientific theory of john Dalton differ from Joseph lister's discovery in terms of its impact on daily life?
because america
Which event would be impossible to explain by using John Daltons model of the atom?
A Dalton's model of atom doesn't exist. Dalton principles are not in agreement with the discovery of isotopes and nonstoichiometric compounds.
