Who first used the word 'atomos' to describe the smallest unit of a substance? thomson democritus bohr schrödinger?

6 answers
Question:

Who first used the word "atomos" to describe the smallest unit of a substance? thomson democritus bohr schrödinger?

Answers

B) Democritus. Just had question on edegunity.

The correct answer is Democritus.

Explanation:

Democritus was a Greek philosopher and is still remembered for his contribution towards the atomic structure of the universe. He first described the smallest unit of a substance and named it as "atomos".

Thomson gave plum pudding model describing that electrons are surrounded by a soup of positive charge and to balance this positive charge,  negatively charged electrons are present, as there are plums in pudding.

Bohr gave the planetary motion of an atom where electrons are the planets that revolve around the nucleus considered as Sun.

Schrodinger gave the quantum mechanical model of an atom.

Hence, the correct answer is Democritus.

B Democritus

Explanation: Got it right on Edgenuity

Democritus is the answer 

The ancient Greek philosophers Democritus and Leucippus recorded the concept of the atomos, an indivisible building block of matter, as early as the 5th century BCE

The answer is B - Democritus 

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