The Historical Development of Atomic Theory

Question 1 of 5 • SK -- Concepts of Science Aligned

Which of these discoveries contradict components of Dalton’s atomic theory? Check all of the boxes that apply.

Answer

Atoms contain smaller particles: protons, neutrons, and electrons.

Atoms of a given element can bond to other atoms only in specific ways.

Atoms of a given element can have different numbers of neutrons.

Nuclear reactions can change an atom of one element into an atom of another element.

All atoms of a given element have the same number of protons.

Periodic Trends

Atomic Numbers and Electron Configurations

The History and Arrangement of the Periodic Table

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