Dalton (18 ore 52 min, 3 gen 1766 anni – 18 ore 52 min, 3 gen 1844 anni)

Descrizione:

- Matter is composed of extremely small particles called atoms
- Atoms are indivisible and indestructible
- Atoms of a given element are identical in size, mass, and chemical properties
- Atoms of a specific element are different from those of another element
- Different atoms combine in simple whole-number ratios to form compounds
- In chemical reactions, atoms are separated, combined, or rearranged

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