The Periodic Table Review

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Across
  1. 4. These border the 'stair-stepped' line on the Periodic Table
  2. 6. Element letters on the table are A_______ for element names
  3. 7. The surname of the scientist who created the first periodic table
  4. 8. These elements are neither liquids or solids
  5. 10. What is the element 'Au
Down
  1. 1. These are found in Group 17 on the Periodic table
  2. 2. Horizontal rows on a Periodic Table
  3. 3. Vertical C_______ are called groups
  4. 5. These are single atoms, pure substances
  5. 9. The A______ number is the number of protons in an atom