Chapter 7 Vocabulary

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Across
  1. 2. Reaction - A process that rearranges atoms in one or more substances
  2. 6. reaction - Chemical reaction single reactant breaks down into two or more products
  3. 7. - An exothermic chemical reaction fuel reacts with oxygen
  4. 10. - A loss of electrons in chemical reaction
  5. 11. equation - A combination of Chemical Formula
  6. 13. replacement reaction - Chemical reaction in which one element compound is replaced by another element
  7. 14. - Substance formed during a chemical reaction
Down
  1. 1. - Number placed in front of the chemical formula
  2. 3. reaction - Chemical reaction Two or more reactants combine
  3. 4. - A substance that enters into a chemical reaction
  4. 5. replacement reaction - Two compounds swap cations or anions
  5. 8. - A gain of electrons in chemical reaction
  6. 9. - SI fundamental unit forthe quantity of matter
  7. 12. Mass - The mass of one mole of a substance