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Ch. 2-3 Review Know what happens when electron absorb additional energy, and what happens to that energy after Know what determines the physical and chemical properties of an atom Know difference between ionic and covalent bonds Know why polar and non-polar covalent bonds form Know what hydrogen bonds are and why they form Know how water differs in each of it’s three states Know the different properties of water and why they relate to water’s hydrogen bonding/polarity Know how pH can be converted to conc. of hydrogen ions, difference in H conc between pH __ and ___ Know what isomers are and an example Know the structure of the main functional groups, what types of chemicals they are found in Know the structure of an amino acid, what makes each different Know how polymers are constructed and broken down-specific reaction, different types of polymers Know how starch, glycogen, cellulose differ Know different types of lipids, difference between saturate and unsaturated fatty acids Know the different levels of protein structure, examples and chemical bonding in each Know how to calculate the # of different polypeptide combinations in a chain of X amino acids long Know what denaturation is and what factors cause it Know the structure of an amino acid, dna, rna Know what elements are found in each of the four types of organic molecules, be able to recognize the features of each type Know examples for each type of carbohydrate, lipids FREE RESPONSE TOPICS: Most common elements found in organic molecules Importance, diversity of carbon molecules Importance, types of weak chemical bonds Water’s chemical, physical properties, importance to life Formation of polymers, how this determines directionality, order of molecules