Chemical Basis of Life

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Across
  1. 3. The bond that forms between polar molecules.
  2. 4. The bond that forms when one atom takes an electron from another.
  3. 5. A "replacement" reaction. Atoms of different molecules trading positions in the other molecule.
  4. 8. Atoms with the same atomic number but different atomic weights.
  5. 11. Electrolytes that release hydrogen ions H+.
  6. 12. Composed of simple sugars.
  7. 13. The bond that forms when atoms share an electron unequally.
  8. 14. The resulting materials of a chemical reaction.
  9. 16. The bond that forms when atoms share an electron.
  10. 17. The formula that depicts the number of each type of atom in a molecule.
  11. 18. A reaction of atoms combining into larger molecules.
  12. 19. Fats, oils, and waxes.
  13. 21. A reaction of molecules separating into smaller ones.
Down
  1. 1. A scale indicating how acidic or basic a solution is.
  2. 2. The starting materials a chemical reaction.
  3. 6. Substances that release ions in water.
  4. 7. Substances that combine with hydrogen ions.
  5. 9. The formula that represents the arrangement of atoms in a molecule.
  6. 10. Composed of amino acids.
  7. 15. Acids that RNA and DNA are composed of.
  8. 20. Atoms that gain or lose an electron(s)