Question

Why did Dalton's theory failed?

Answer 1

Answer:

Drawbacks of Dalton's Atomic Theory

The indivisibility of an atom was proved wrong: an atom can be further subdivided into protons, neutrons and electrons. However an atom is the smallest particle that takes part in chemical reactions. ... Dalton also claimed that atoms of different elements are different in all respects.

Explanation:

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Answer 2

Answer:

dalton's do not expain about orbitals shells ,alpha particles etc