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Preamble: A reaction flask contains a 2-bromopentane in an ethanolic solution of sodium ethoxide at room temperature and results in the formation of two olefinic products. 1. Predict the products that would be formed from such a reaction A. 1-pentene (80%) and 2-pentene (20%) B. 1-pentene (20%) and 2-pentene (80 %) C. I-pentene (50 %) and 2-pentene (50 %) D. 1-pentene (0 %) and 2-pentene (100 %) E. I-pentene (100 %) and 2-pentene (0 %) 2. What reaction pathway is followed by the reaction above? A. E2 dehydrohalogenation B. El dehydrohalogenation C. SNI dehydrohalogenation D. SN2 dehydrohalogenation E. A mixture of El and E2 pathways 3. What is responsible for the formation of different products (major and minor). A. The different activated complex involved in the mechanism. B. Bimolecular Nucleophilic substitution reaction C. Bimolecular Elimination reaction D. The presence of sodium ethoxide E. The hybridisation nature of the secondary carbocation 4. All the following is true about the reaction in question 1 except? A. The reaction follows Zaistev's rule B. Sodium ethoxide is the nucleophile in this reaction C. The more highly substituted alkene is the most stable product D. Dehydrohalogenation reaction of the alkyl halide is an elimination reaction E. The starting material (reactant) is a secondary alkyl halide

Preamble: A reaction flask contains a 2-bromopentane in an ethanolic solution of sodium ethoxide at room temperature and results in the formation of two olefinic products. 1. Predict the products that would be formed from such a reaction A. 1-pentene (80%) and 2-pentene (20%) B. 1-pentene (20%) and 2-pentene (80 %) C. I-pentene (50 %) and 2-pentene (50 %) D. 1-pentene (0 %) and 2-pentene (100 %) E. I-pentene (100 %) and 2-pentene (0 %) 2. What reaction pathway is followed by the reaction above? A. E2 dehydrohalogenation B. El dehydrohalogenation C. SNI dehydrohalogenation D. SN2 dehydrohalogenation E. A mixture of El and E2 pathways 3. What is responsible for the formation of different products (major and minor). A. The different activated complex involved in the mechanism. B. Bimolecular Nucleophilic substitution reaction C. Bimolecular Elimination reaction D. The presence of sodium ethoxide E. The hybridisation nature of the secondary carbocation 4. All the following is true about the reaction in question 1 except? A. The reaction follows Zaistev's rule B. Sodium ethoxide is the nucleophile in this reaction C. The more highly substituted alkene is the most stable product D. Dehydrohalogenation reaction of the alkyl halide is an elimination reaction E. The starting material (reactant) is a secondary alkyl halide

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Preamble: A reaction flask contains a 2-bromopentane in an ethanolic solution of sodium ethoxide at room temperature and results in the formation of two olefinic products. 1. Predict the products that would be formed from such a reaction A. 1-pentene (80%) and 2-pentene (20%) B. 1-pentene (20%) and 2-pentene (80 %) C. I-pentene (50 %) and 2-pentene (50 %) D. 1-pentene (0 %) and 2-pentene (100 %) E. I-pentene (100 %) and 2-pentene (0 %) 2. What reaction pathway is followed by the reaction above? A. E2 dehydrohalogenation B. El dehydrohalogenation C. SNI dehydrohalogenation D. SN2 dehydrohalogenation E. A mixture of El and E2 pathways 3. What is responsible for the formation of different products (major and minor). A. The different activated complex involved in the mechanism. B. Bimolecular Nucleophilic substitution reaction C. Bimolecular Elimination reaction D. The presence of sodium ethoxide E. The hybridisation nature of the secondary carbocation 4. All the following is true about the reaction in question 1 except? A. The reaction follows Zaistev's rule B. Sodium ethoxide is the nucleophile in this reaction C. The more highly substituted alkene is the most stable product D. Dehydrohalogenation reaction of the alkyl halide is an elimination reaction E. The starting material (reactant) is a secondary alkyl halide
Transcribed Image Text:Preamble: A reaction flask contains a 2-bromopentane in an ethanolic solution of sodium ethoxide at room temperature and results in the formation of two olefinic products. 1. Predict the products that would be formed from such a reaction A. 1-pentene (80%) and 2-pentene (20%) B. 1-pentene (20%) and 2-pentene (80 %) C. I-pentene (50 %) and 2-pentene (50 %) D. 1-pentene (0 %) and 2-pentene (100 %) E. I-pentene (100 %) and 2-pentene (0 %) 2. What reaction pathway is followed by the reaction above? A. E2 dehydrohalogenation B. El dehydrohalogenation C. SNI dehydrohalogenation D. SN2 dehydrohalogenation E. A mixture of El and E2 pathways 3. What is responsible for the formation of different products (major and minor). A. The different activated complex involved in the mechanism. B. Bimolecular Nucleophilic substitution reaction C. Bimolecular Elimination reaction D. The presence of sodium ethoxide E. The hybridisation nature of the secondary carbocation 4. All the following is true about the reaction in question 1 except? A. The reaction follows Zaistev's rule B. Sodium ethoxide is the nucleophile in this reaction C. The more highly substituted alkene is the most stable product D. Dehydrohalogenation reaction of the alkyl halide is an elimination reaction E. The starting material (reactant) is a secondary alkyl halide
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