Section reference 1 section 198 121 draw and name all

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Section Reference 1: Section 19.8 121. Draw and name all possible isomers for C 3 H 6 BrCl. Answer: CH H 2 C CH 3 Cl Br 1-bromo-1-chloropropane C H 2 CH CH 3 Br Cl 1-bromo-2-chloropropane Page 38
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C H 2 H 2 C C H 2 Br Cl 1-bromo-3-chloropropane C H 2 CH CH 3 Cl Br 2-bromo-1-chloropropane H 3 C C CH 3 Br Cl 2-bromo-2-chloropropane Difficulty: Difficult Learning Objective 1: Describe and apply the IUPAC rules for naming alkanes. Section Reference 1: Section 19.8 122. Draw the structural formula(s) for all the possible monochlorination products for the reaction of hexane with chlorine gas in the presence of light. Answer: Difficulty: Difficult Learning Objective 1: Give examples of the major kinds of reactions of alkanes, including a free- radical mechanism for alkyl halogenation. Section Reference 1: Section 19.10 123. Show the major product and the minor product for the following reaction: Answer: Difficulty: Difficult Learning Objective 1: Give examples of the major kinds of reactions of alkanes, including a free- radical mechanism for alkyl halogenation. Section Reference 1: Section 19.10 124. Write a balanced chemical equation for the complete combustion of 2-methylbutane. Answer: Page 39
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Difficulty: Medium Learning Objective 1: Give examples of the major kinds of reactions of alkanes, including a free- radical mechanism for alkyl halogenation. Section Reference 1: Section 19.10 125. Show one possible set of products resulting from the cracking of the alkane C 18 H 38 Ans: Difficulty: Medium Learning Objective 1: Give examples of the major kinds of reactions of alkanes, including a free- radical mechanism for alkyl halogenation. Section Reference 1: Section 19.10 126. Show two different isomerization reactions involving pentane. Answer: Page 40
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Difficulty: Difficult Learning Objective 1: Give examples of the major kinds of reactions of alkanes, including a free- radical mechanism for alkyl halogenation. Section Reference 1: Section 19.10 127. Suppose that the cracking reaction of C 8 H 18 yields exactly two molecules. Give the possible formula combinations that could be produced. Answer: CH 4 + C 7 H 14 C 2 H 6 + C 6 H 12 C 3 H 8 + C 5 H 10 C 4 H 10 + C 4 H 8 C 5 H 12 + C 3 H 6 C 6 H 14 + C 2 H 4 Difficulty: Difficult Learning Objective 1: Give examples of the major kinds of reactions of alkanes, including a free- radical mechanism for alkyl halogenation. Section Reference 1: Section 19.10 128. Name the following compound using the IUPAC system. Answer: 1-chloro-2-methylcyclopentane Difficulty: Medium Learning Objective 1: Understand how to name and draw the cycloalkanes. Section Reference 1: Section 19.11 129. Describe two advantages of E85 gasoline. Answer: E85 is a fuel mixture containing 85% ethanol and 15% gasoline. The mixture decreases the use of non-renewable resource (gasoline) and is the cleanest burning fuel available; Difficulty: Easy Section Reference 1: Section 19.12 Page 41
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