Chemistry of Life Crossword Puzzle

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Across
  1. 3. scale scale a scale from 0 to 14 reflecting the concentration of hydrogen ions in solution
  2. 6. compound that produces hydrogen ions in solution
  3. 8. small unit that can form together with other small units to create a polymer
  4. 9. particles with no charge
  5. 10. energy energy needed to get a reaction started
  6. 12. positively charged particles
  7. 13. negatively charged particle; located outside the atomic nucleus
  8. 15. compound that forms hydrogen ions in solution
  9. 17. atom or group of atoms that has acquired a positive or negative charge as a result of gaining or losing electrons
  10. 18. substance made up of only one kind of atom
  11. 19. atoms of the same element that contain different number of neutrons
Down
  1. 1. mixture of water and non-dissolved materials
  2. 2. element or compound produced by a chemical reaction
  3. 4. smallest unit of most compounds
  4. 5. bond bond formed by the sharing of electrons between atoms
  5. 7. large compound formed from combinations from many monomers
  6. 11. attraction between molecules of the same substance
  7. 14. substance that speeds up the rate of a chemical reaction element/substance made up of only one kind of atom
  8. 16. basic unit of matter
  9. 20. protein that acts as a biological catalyst