Camden's Chemistry Cross-Up

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Across
  1. 1. Homogeneous mixture
  2. 3. Substances present at the beginning of a chemical reaction
  3. 5. Substances formed by a chemical reaction
  4. 6. Combination of protons and neutrons
  5. 9. Reaction in which energy is absorbed
  6. 11. Producing of new substances by changing the way atoms are arranged
  7. 13. Mixture of metal and one or more other elements
  8. 14. Indication of the amount of molecules that take part in a reaction
  9. 16. Substance that can accept one hydrogen ion
  10. 17. Scale in which acidity is measured
  11. 18. Positively charged particle
  12. 19. Discoverer of the law of conservation of mass
Down
  1. 1. Flour+Water
  2. 2. Substance that increases the rate of a chemical reaction
  3. 4. First periodic table publisher
  4. 7. Solid product
  5. 8. Substance that can donate one hydrogen ion
  6. 10. Group of atoms held together by covalent bonds
  7. 11. Uses chemical symbols to represent the atoms of the elements
  8. 12. Pair of shared electrons between two atoms
  9. 15. Reaction in which energy is released