The Periodic Table & Scientists

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Across
  1. 3. A group of three elements with similar properties classified by scientist Johann Wolfgang Döbereiner.
  2. 4. A representation using symbols and chemical formulas to show reactants turning into products in a reaction.
  3. 5. Type of table where all known elements are categorized and arranged based on their repeating properties.
Down
  1. 1. Law proposed by Newlands stating that every eighth element repeats properties when arranged by atomic mass.
  2. 2. The scientist who arranged 63 elements by atomic mass into horizontal periods and vertical groups.