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This man proposed that all matter was made up of atoms.

Dmitri Mendeleev

John Dalton

Amedeo Avogadro

Robert Boyle

John Dalton

The man who proposed that all matter was made up of atoms is John Dalton.

Did you know?

Did you know that the concept of atoms, which are the basic building blocks of matter, was first proposed by ancient Greek philosopher Democritus? However, it wasn't until the 17th and 18th centuries that significant progress was made in understanding atoms. Many scientists contributed to this field, including John Dalton, who developed the modern atomic theory. Another key figure was Robert Boyle, who conducted experiments that supported the existence of atoms. Amedeo Avogadro also made important contributions by introducing Avogadro's Law, which explained the relationship between gas volume and the number of particles present. However, it was Dmitri Mendeleev's work on the periodic table that truly revolutionized our understanding of atoms and their arrangement.