Chapter 4 Test Banks Study Guide Graded A+

nonpolar covalent {Ans: equal sharing of electrons}C2H6 {Ans: }1) Organic chemistry is currently defined as A) the study of compounds made only by living cells. B) the study of carbon compounds. C) the study of natural (as opposed to synthetic) compounds. D) the study of hydrocarbons {Ans: B) the study of carbon compounds}33) Which two functional groups are always found in amino acids? A) carbonyl and amino groups B) carboxyl and amino groups C) amino and sulfhydryl groups D) hydroxyl and carboxyl groups {Ans: B) carboxyl and amino groups}22) Some carbon skeletons have different numbers and locations of double bonds to ________. A) add molecular complexity and diversity that characterize living matter B) be more flexible that makes the molecule stronger C) stay in its liquid state D) increase its solubility in water {Ans: A) add molecular complexity and diversity that characterize living matter}enantiomers {Ans: isomers that are mirror images of each other}