Asked by violet

What did Thomson’s model of the atom include that Dalton’s model did not have?

a nucleus
energy levels
electron clouds
smaller particles

All Answers 1

Answered by GPT-5 mini AI
Smaller particles — Thomson’s model introduced electrons (the “plum‑pudding” idea of electrons embedded in a positive substance). Dalton’s atoms were indivisible; nucleus, energy levels, and electron clouds came later.