Chemistry

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Across
  1. 2. compound made up of carbon hydrogen and oxygen atoms
  2. 3. substance that takes place in reaction
  3. 7. a mixture of 2 or more metals
  4. 8. reaction in which heat is released
  5. 10. what is the process by which macromolecules are formed
Down
  1. 1. spoilage of food
  2. 4. the least reactive metal
  3. 5. acid and base react to form
  4. 6. the most reactive metal
  5. 9. metals are good conductors of