Homework Guide Crossword

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Across
  1. 3. display properties of both metals and nonmetals.
  2. 4. A combination of two or more materials that are not chemically combined.
  3. 7. what forms when two or more atoms combine
  4. 9. Two or more different elements that combine by a chemical change and create something with new and different physical and chemical characteristics.
  5. 10. located on the left side of the periodic table.
Down
  1. 1. A tool used by chemists to help arrange the elements based on certain characteristics they share.
  2. 2. elements in family 18
  3. 5. The building block of all matter
  4. 6. elements in family 17
  5. 8. Located on the right side of the periodic table.