Comparison of Dalton's atomic theory and modern atomic theory.

Q. Comparison of Dalton’s atomic theory and modern atomic theory.

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Comparison of Dalton’s atomic theory and modern atomic theory.

Dalton’s atomic theory	Modern atomic theory
1. Atoms are indivisible particles.	1. Atoms are divisible into sub-atomic particles like protons, electrons, and neutrons.
2. Atoms can neither be created nor destroyed.	2. Atoms can created and destroyed by nuclear fusion and fission.
3. The atoms of an element are alike in all respects, but they differ from the atoms of other elements.	3. The atoms of an element may not be alike in all respects, as is seen in the case of isotopes.
4. Atoms follow the laws of chemical combination to form compounds.	4. In the formation of organic compounds, the laws of chemical combination are not always followed.