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Question

State main postulates of Dalton's atomic theory.


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Solution

  • All matter is made up of tiny, indivisible particles called atoms.
  • All atoms of a specific element are identical in mass, size and other properties.However atoms of different elements exhibit different properties.
  • Atoms can neither be created nor be destroyed .Atoms cannot be divided into smaller particles.
  • Atoms of different elements can combine with each other in fixed whole number ratios in order to form compounds.
  • Atoms can be rearranged, combined or separated in chemical reactions.

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