Periodic table

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Across
  1. 2. table A chart that shows all known chemical elements arranged by their properties.
  2. 3. A column in the periodic table where elements have similar properties.
  3. 7. A type of element that is usually shiny, conducts electricity, and can be shaped.
  4. 8. Characteristics or features used to describe and identify substances.
  5. 9. The smallest unit of an element that still has the properties of that element.
  6. 11. A type of element that does not have the properties of metals and is often dull and brittle.
  7. 12. Pure substances made of only one type of atom.
Down
  1. 1. A row in the periodic table where elements change gradually from one side to the other.
  2. 4. To say what will happen in the future based on evidence or patterns.
  3. 5. Spaces left in the periodic table where elements were predicted but not yet discovered.
  4. 6. Relating to substances and how they react with each other.
  5. 10. The scientist who created the first version of the periodic table.