DMSO KOt-Bu KBr + major product & NaCl a = Electrophilic addition d = SN2 Nucleophilic substitution e= Electrophilic aromatic substitution g = Nucleophilic subs at carbonyl(acyl Xfe h = Conjugate (nucleophilic) addn b = E2 Elimination c = SN1 Nucleophilic substitution f = Carbonyl nucleophilic addn Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers. 1. 2. 1. 2. + + Hot-Bu

Would it be both? I know it's anti addition.

I want question number 8 but the C part from question number 7 above

1. H3C H CH3 2. H3C + Br CH3 H3C H excess NH3 NH4CI H H NH2 C2H5 N-C₂H5 C2H5 + C2H5 H-N-C2H5 Br C2H5 a Proton transfer b Lewis acid/base e Electrophilic addition h = Syl Nucleophilic substitution f El Elimination i = SN2 Nucleophilic substitution c Radical chain substitution g E2 Elimination j Electrophilic aromatic substitution d Radical chain addition Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - j for your answers.

Draw the structure of the product from the following: 1-Octyne + BH3 --> A A + H₂O₂/NaOH --> B Draw the structures of A and B

Identify the mechanism by which each of the reactions above proceeds using the letters listed

H,SO4 1. H20 n-Bu Na NH2 2. -CN CN 2 Br NaBr NH3 toluene, reflux n-Bu a = Proton transfer d = Radical chain addition g= E2 Elimination b = Lewis acid/base e = Electrophilic addition h = Sy1 Nucleophilic substitution c = Radical chain substitution f=El Elimination i = SN2 Nucleophilic substitution Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers. 1. 2.