AP Biology Chapter 2 Vocabulary Crossword

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Across
  1. 2. substance that prevents a change in pH by absorbing/releasing hydrogen/hydroxide ions (1 word)
  2. 5. two (or more) atoms chemically bonded together (1 word)
  3. 8. arrangement of electrons in an atom's electron shell (2 words)
  4. 9. outermost shell of an atom (2 words)
  5. 11. forms as a result of unequal sharing of electrons (3 words)
  6. 14. chemical bond that forms between ions with opposite charges (2 words)
  7. 16. describes molecules that do not interact well with water (1 word)
  8. 19. ability of elements to attract electrons (1 word)
  9. 21. regions surrounding the nucleus that contains electrons (1 word)
  10. 22. molecule found on the right side of a chemical equation (1 word)
  11. 24. atom that does not contain equal numbers of protons and electrons (1 word)
  12. 26. high amount of energy required for liquid water to turn into water vapor (5 words)
  13. 28. separation of molecules from a store of water (1 word)
  14. 30. molecule that donates hydrogen ions into a solution (1 word)
  15. 31. movement of electrons from one element to another (2 words)
  16. 33. negatively charged subatomic particle that resides outside of the nucleus (1 word)
  17. 34. rule that atoms are most stable when they hold eight electrons in their outermost shells (2 words)
  18. 35. tension at the surface of a body of liquid that prevents the molecules from separating (2 words)
Down
  1. 1. molecule found on the left side of a chemical equation (1 word)
  2. 3. bond between water molecules caused by the polar nature of water (1 word)
  3. 4. how electrons are distributed surrounding the nucleus (2 words)
  4. 6. steady state of reactant and product concentration within a chemical reaction (1 word)
  5. 7. organizational chart of elements (2 words)
  6. 10. water molecules are attracted to charges on the inner surfaces (such as glass) drawing water molecules up the side of the tube (2 words)
  7. 12. molecule that donates hydroxide ions into a solution (1 word)
  8. 13. weak bond between positive hydrogen atoms and negative charged atoms (2 words)
  9. 15. isotope that emits radiation (1 word)
  10. 17. positiviely charged particle that resides in the nucleus of an atom (1 word)
  11. 18. describes molecules that interact well with water (1 word)
  12. 20. attraction between water molecules and other molecules (1 word)
  13. 23. scale ranging from 0 to 14 that is proportional to the concentration of hydrogen ions (2 words)
  14. 25. anything that has mass and occupies space (1 word)
  15. 27. any molecule containing carbon (2 words)
  16. 29. one of 118 unique substances that cannot be broken down into smaller ones (1 word)
  17. 32. core of an atom with protons and neutrons (1 word)