Crossword Puzzle

Structure Of Matter


  1. the scientist who named the smallest iron piece. (johndalton)
  2. the smallest partical of an element or an compound that can normally exist independently. (molecule)


  1. are the so small that they cannot be seen even by the most powerful microscope. (atoms)
  2. the smallest piece of iron. (ironatom)
  3. a substance made up of only one kind of atom. (elements)
  4. a substance formed by two or more elements (compounds)
  5. Ca is for _ element. (calcium)

["water", "118", "oxygen"]

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