The Daltons Atomic Theory was proposed by John Dalton. It explains the nature of matter.
Main Postulates:
1. Matter is made up of tiny particles called atoms.
2. Atoms cannot be divided, created, or destroyed.
3. Atoms of the same element are identical in mass and properties.
4. Atoms of different elements have different masses and properties.
5. Atoms combine in simple whole-number ratios to form compounds.
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