Question

what is atom and who discovered the atom​

Answer 1

Explanation:

Democritus

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. He provided evidence for atoms and developed atomic theory.

Answer 2

Answer:

what is atom?

An atom is the smallest constituent unit of ordinary matter that constitutes a chemical element. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Atoms are extremely small, typically around 100 picometers across. Wikipedia

Components: Electrons and a compact nucleus of protons and neutrons

Electric charge: zero (neutral), or ion charge

Mass range: 1.67×10−27 to 4.52×10−25 kg

who discovered the atom​?

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: