Vocabulary for Chapter 2

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Across
  1. 4. a bio-molecule composed of carbon, hydrogen, and oxygen with a ration of about two hydrogen atoms and one oxygen atom for every carbon atom
  2. 5. A substance produced in a chemical reaction
  3. 7. Attraction between molecules of the same substance
  4. 12. A type of protein that speeds up a chemical reaction in a living thing
  5. 13. The smallest particle of a covalent bonded compound
  6. 16. substance that speeds up the rate of a chemical reaction
  7. 18. Molecule with partial charges. Mixes with water.
  8. 20. the process by which one substance, the solute, is broken up into smaller pieces by and distributed
  9. 21. Simple carbohydrates
  10. 22. Building blocks of protein
  11. 23. An attractive between two atoms as a result of sharing or transferring valence electrons.
  12. 24. the physical stuff that makes up the universe
  13. 25. A substance that can produce hydroxide ions or accept hydrogen ions in solution
  14. 26. A pure substance made of only one kind of atom
  15. 28. a substance that takes part in and undergoes change during a reaction.
Down
  1. 1. The tendency of energy to disperse and become less available to do work
  2. 2. A substance that slows down or stops a chemical reaction
  3. 3. A change in a substance that does not change its identity of the substance.
  4. 6. The process by which particles in solution are evenly distributed throughout the solvent by Brownian motion.
  5. 8. A pure substance made from two or more elements that are chemically combined.
  6. 9. the ability to do work
  7. 10. A change in a substance that results in one or more new substances being formed that have different physical and chemical properties than those of the original substance.
  8. 11. a measurement of the average speed of particles within a substance.
  9. 14. Compounds that contain carbon
  10. 15. Energy-rich organic compounds, such as fats, oils, and waxes, that are made of carbon, hydrogen, and oxygen.
  11. 17. A substance that can produce hydrogen ions in solution
  12. 19. monomer of nucleic acids made up of a 5-carbon sugar, a phosphate group, and a nitrogenous base
  13. 27. Building blocks of matter
  14. 29. An attraction between molecules of different substances