Problem Set 2 ANSWER KEY 2010

Problem Set 2 ANSWER KEY 2010 - Problem Set 2 ANSWER KEY...

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Problem Set 2 ANSWER KEY BILD1 / Winter 2010 Chapters 4-6 Traver 1 1) Which property of the carbon atom gives it compatibility with a greater number of different elements than any other type of atom? C) Carbon has a valence of 4. 2) How many electron pairs does carbon share in order to complete its valence shell? D) 4 3) The carbon present in all organic molecules _______ E) all of the above. 4) What is the reason why hydrocarbons are not soluble in water? B) The majority of their bonds are non-polar covalent carbon to hydrogen linkages. Figure 1 5) Observe the structures of glucose and fructose in Figure 1. These two molecules differ in the ______ B) arrangement of carbon, hydrogen, and oxygen atoms. 6) Observe the structures of glucose and fructose in Figure 1. These two molecules are _______ A) structural isomers. 7) Which of the following is true of geometric isomers? D) They have variations in arrangement around a double bond.
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Problem Set 2 ANSWER KEY BILD1 / Winter 2010 Chapters 4-6 Traver 2 Figure 2 8) The two molecules shown in Figure 2 are best described as _______ A) geometric isomers. 9) Recent research suggests that side effects from Ritalin, the drug used to treat attention deficit disorder, may be caused by contamination of enantiomers, or molecules that ____ B) are mirror images of one another. 10) Amino acids are acids because they always possess which functional group? B) carboxyl 11) Polymers of polysaccharides, fats, and proteins are all synthesized from monomers by C) the removal of water (dehydration reactions). 12) Humans can digest starch but not cellulose because C) humans have enzymes that can hydrolyze the alpha ( α ) glycosidic linkages of starch but not the beta ( β ) glycosidic linkages of cellulose. 13)
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Problem Set 2 ANSWER KEY 2010 - Problem Set 2 ANSWER KEY...

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