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Which part of Dalton's atomic theory was disproved by Thomson's experiment?
O Atoms cannot be created, destroyed, or divided into smaller particles.
O Chemical reactions occur when atoms combine, separate, or rearrange.
O Compounds consist of atoms of different elements combined in simple, whole number ratios.
O All the atoms of an element are the same, but they are different from the atoms of other elements.​

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The part of Dalton's atomic theory that was disproved by Thomson's experiment is toms cannot be created, destroyed, or divided into smaller particles. The correct option is A.

What is Dalton's atomic theory?

According to Dalton's atomic theory, atoms are tiny units of matter that make up all matter, including elements, compounds, and mixtures.

Following are some of the theory's postulates: All substance is made up of atoms, which are exceedingly tiny particles. Atoms belonging to the same element share the same mass and chemical composition.

Thomson presented the plum pudding model of the atom, which contained positively charged "soup" and negatively charged electrons inside.

Thus, the correct option is A. Atoms cannot be created, destroyed, or divided into smaller particles.

To learn more about Dalton's atomic theory, refer to the below link:

https://brainly.com/question/11855975

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