Chemical change

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Across
  1. 2. The starting substance in a chemical reaction
  2. 5. An element on the left or bottom of the periodic table
  3. 6. A chemical reaction where oxygen is added to a metal
Down
  1. 1. A chemical reaction where oxygen is removed from a compound
  2. 3. An element of the top right hand side of the periodic table
  3. 4. The substances that are made in a chemical reaction