3. Answer BOTH parts a) and b). a) For the following reactions draw the product(s). For each answer indicate the likely stereochemistry or stereochemistries of the product(s). In each case briefly explain your answer and name the type of catalysis occurring. i) iii) a-TiCl3 excess MAO WCI6 Sn(CH3)4 chiral Ziegler Natta catalyst Al₂O3/WBr6 SnPh₂Me2 CH4302 ? [2] [3] [3+2]

The AH° values of each compound is given below as kJ/mol. Calculate the entaphy change (AH) value of the following reacti on? 2CaOg) + 2SO2 (g + Ozg) →2 CasO41) -635.5 -296.9 0.0 -1432.7 (kJ/mol) A) 500.3 kJ B) -500.3 kJ С) -1000.6 kJ D) 2365.1 kJ E) -1094.1 kJ

Draw the structure of (Z)-2,3-dichloro-4-methyl-2-hexene. • Consider E/Z stereochemistry of alkenes. • You do not have to explicitly draw H atoms. opy aste ChemDoodle

Consider the following reaction: Na:C= N. TH. a) Complete the equilibrium by predicting the product(s). b) Draw in mechanism arrows on BOTH sides of the equilibrium. Briefly explain why the products side of the equilibrium is, or is not, favoured.

Draw the structure of the organic product of the reaction between cyclohexene and Q3 then (CH3)2S. • Use the wedge/hash bond tools to indicate stereochemistry where it exists. Separate multiple products using the + sign from the drop-down menu. • In cases where there is more than one answer, just draw one. ● TAYY ChemDoodleⓇ Sn [F

Draw a structural formula for the substitution product of the reaction shown below. H3C H Br Na' acetone • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • If more than one stereoisomer of product is formed, draw both. Separate multiple products using the + sign from the drop-down menu. • Products that are initially formed as ions should be drawn in their neutral forms. C P opy aste [F ChemDoodle

Draw the structural formula of the product of the reaction shown below. + H₂O AAVIL H₂SO4 • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • If the reaction produces a racemic mixture, just draw one stereoisomer. Sn [F Ⓡ ChemDoodle

Consider the reaction below to answer the following question(s): H Ph 7 H₂C Ph NTÖH ** A) Draw a Newman projection of the reactive conformation of the starting material. B) Write the product that results from the electron flow in the reaction, clearly indicating any stereochemistry. C) What is the name of this reaction mechanism? D) What is the rate law for this reaction?

ces to access important values if needed for this question. Complete the equation for the following reaction by drawing a structural formula for the missing organic product. CH3CH2NH2 H20 CH,CH,C-OH • You do not have to consider stereochemistry. • You do not have to explicitly draw H atoms. • Draw cations and anions in separate sketchers. P. opy aste C. [F Visited CH4 M) M) M) ChemDoodle Submit Answer Retry Entire Group 5 more group attempts remaining

Draw a structural formula for the substitution product of the reaction shown below. Br Na ОCH3 H3C CH3OH • Use the wedge/hash bond tools to indicate stereochemistry where it exists. • If more than one stereoisomer of product is formed, draw both. • Separate multiple products using the + sign from the drop-down menu. • Products that are initially formed as ions should be drawn in their neutral forms. C opy aste ChemDoodle'