442 BC
The atom was not discovered by Democritus; Leukipus an Democitus proposed the notion of atom, but only intuitively, not experimentally.
Neil Bohr democritus john Dalton j.j tomson Reuther ford goldstein Chadwick
The first atomic model was proposed by the Greek philosopher Democritus in 442 BC.
The Atom.
Democritus
democritus
Democritus and his mentor Leucippus postulated the existence of the atom.
An atom is an indivisible part of all matter.
Democritus from Abdera
Democritus
Democritus.
Democritus did not have experimental evidence to support his idea of the atom. Instead, his idea was based on philosophical reasoning and speculation.