Question

What is a atom and who's first discovered.

Answer 1

Answer:

What is a atom?

The smallest part into which an element can be divided ...... Atom was frist discovered by

democritus

Answer 2

Answer:

Democritus

Lesson Summary. Around 450 B.C., the Greek philosopher Democritus introduced the idea of the atom. However, the idea was essentially forgotten for more than 2000 years. In 1800, John Dalton re-introduced the atom.

Explanation:

Atom, smallest unit into which matter can be divided without the release of electrically charged particles. It also is the smallest unit of matter that has the characteristic properties of a chemical element. As such, the atom is the basic building block of chemistry.