who first used the word \atomos\ to describe the smallest unit of a substance?\nthomson\ndemocritus\nbohr\nsc…

who first used the word \atomos\ to describe the smallest unit of a substance?\nthomson\ndemocritus\nbohr\nschrödinger
Answer
Brief Explanations:
The ancient Greek philosopher Democritus first used the word "atomos" to describe the smallest, indivisible unit of a substance. Thomson is known for the discovery of the electron, Bohr for the Bohr model of the atom, and Schrödinger for wave - mechanics in quantum theory.
Answer:
B. Democritus