How Atom Was Discovered?

The idea of atoms stretches back to ancient Greece when the philosopher Democritus declared that all matter is made of tiny particles. ... The first modern evidence for atoms appears in the early 1800s when British chemist John Dalton

John Dalton
John Dalton, (born September 5 or 6, 1766, Eaglesfield, Cumberland, England—died July 27, 1844, Manchester), English meteorologist and chemist, a pioneer in the development of modern atomic theory.
discovered that chemicals always contain whole number ratios of atoms.

How did John Dalton discover the atom?

In 1803 Dalton discovered that oxygen combined with either one or two volumes of nitric oxide in closed vessels over water and this pioneering observation of integral multiple proportions provided important experimental evidence for his incipient atomic ideas.

Who discovered atom first in world?

Although the concept of the atom dates back to the ideas of Democritus, the English meteorologist and chemist John Dalton formulated the first modern description of it as the fundamental building block of chemical structures.

Alexander Ross

Alexander Ross

Gaming, Esports & Interactive Media Writer

Alexander Ross has covered the video game industry for a decade, writing deep dives on game design, esports tournaments, VR developments, and gaming culture.