9.2 Combination Reactions

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Across
  1. 3. this planet is covered with hematite
  2. 4. magnetite was used to make early examples of this
  3. 5. forms from the combination of a metal oxide and water
  4. 9. black rust
  5. 10. a combination reaction has two or more of these
  6. 11. another word for limonite
  7. 12. a combination reaction has one of these
  8. 14. a chemical reaction in which two or more reactants combine to form one product
Down
  1. 1. limonite forms when a lot of this is present
  2. 2. red rust
  3. 4. forms from the combination of two nonmetals
  4. 6. forms form the combination of a metal and a nonmetal
  5. 7. magnetite forms when there is a lot of this present
  6. 8. forms from the combination of a metal and oxygen
  7. 13. yellow rust