Q8:- tell which compound in each pair is more stable. H3C H H (b) CH₂CH₂CH3 Q9:- determine whether the following statements are True or false. (a) CH₂CH₂Br H3C H₂C ----------alkenes become more stable with increasing substitution -----a reaction with Keq = 1000 is likely to be more exergonic than the one with Keq = 0.001 + NaCN or Q10:- Identify the following reactions as additions, eliminations, substitutions, or rearrangements -OH H₂C -products formed in the initiation step of radical process -transition state for an endergonic reaction step structurally resembles the product of that step The entropy change, AS, in addition reaction has positive value -trans isomer of alkene is more stable than cis isomer CH₂CH₂CH3 Adid catalyst C=CH₂ + HBr Q11:-Draw all stereoisomers for 1,2-dimethylcyclohexane. CHỊCH, CN (+ Niên (+ H₂O) CH₂ (e) or CH3 CH₂-C-Br CH3 (d) CH3 * 0₂N-NO₂ Q12:- Reaction of HBr with 2-methylpropene yields 2-bromo-2-methylpropane. What is the structure of the carb formed during the reaction? Show the mechanism of the reaction.. Light NO₂ (+ HNO₂)

Q8:- tell which compound in each pair is more stable. H3C H H (b) CH₂CH₂CH3 Q9:- determine whether the following statements are True or false. (a) CH₂CH₂Br H3C H₂C ----------alkenes become more stable with increasing substitution -----a reaction with Keq = 1000 is likely to be more exergonic than the one with Keq = 0.001 + NaCN or Q10:- Identify the following reactions as additions, eliminations, substitutions, or rearrangements -OH H₂C -products formed in the initiation step of radical process -transition state for an endergonic reaction step structurally resembles the product of that step The entropy change, AS, in addition reaction has positive value -trans isomer of alkene is more stable than cis isomer CH₂CH₂CH3 Adid catalyst C=CH₂ + HBr Q11:-Draw all stereoisomers for 1,2-dimethylcyclohexane. CHỊCH, CN (+ Niên (+ H₂O) CH₂ (e) or CH3 CH₂-C-Br CH3 (d) CH3 * 0₂N-NO₂ Q12:- Reaction of HBr with 2-methylpropene yields 2-bromo-2-methylpropane. What is the structure of the carb formed during the reaction? Show the mechanism of the reaction.. Light NO₂ (+ HNO₂)

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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