What are the 3 main principles of atomic theory

Atomic theory, a cornerstone of modern science, rests on three main principles: all matter is composed of atoms, atoms of the same element are identical, and chemical reactions involve the rearrangement of these atoms. Together, they unveil the universe’s intricate tapestry.

What are the 5 atomic theories

Atomic theories have evolved through history, shaping our understanding of matter. From Democritus’s indivisible particles to Dalton’s solid spheres, Thomson’s plum pudding, Rutherford’s nucleus, and Bohr’s orbits, each theory builds on the last, revealing the intricate dance of atoms.