) Br Br Br Br Question 9 (1 point) Which of the reactions shown are reductions? 1. H₂C=CH2 + H₂O CH3CH₂OH 2. H3C-CH + H2 →→ CH3CH2OH H3C 3. H3C CH-OH H3 C-C-CH3 (unbalanced) 4. H₂C=CH2 + H2 CH3CH3 (1), (2), and (3) (1) and (3) only (2) and (4) only (4) only

(b) 4. Give the major organic product(s) for each step of the following reactions: Nay Cr₂Oy H₂SO, Heat (c) CH₂Cl AICI A CN 5. Give the major organic product(s) for each of the following reactions: Br B CH₂CH₂OH H₂O 1 NaCN 2. H₂/Pd HCI, H₂O, Heat C 1. DIBALH 2. H₂O* D CHÍCHÍNH: -E

(1) MeO₂C CO₂Me (ii) (iii) H H₂C 1. Reagents 2. Reaction Conditions 3. Mechanism 1. Reagents 2. Reaction Conditions 3. Mechanism 1. Reagents 2. Reaction Conditions 3. Mechanism H₂C CH3 O OH OH Afla H₂C OMe

What is the product of this reaction? 1) LIAIH4 (excess) 2) H30* workup HO HN. HOʻ HO, HN HO, HO HO, HN HO HN. HO HN HO,

Consider the reaction below. What is the effect on the concentration of acetic acid (CH3CO,H), hydronium ion, and acetate ion (CH3CO2-) if KCH3CO, is added to the reaction? CH3CO,H (aq) + H20 (1) = H30* (aq) + CH3CO2 (aq) K3=1.8x10-5 The concentration of CH3CO2H (ad v decreases The concentration of H20 increases does not change The concentration of H30* (aq) The concentration of CH3CO2 (aq)

Question 4 of 4 > O Macmillan Learning Select the best conditions for the reactions. A. H3C CH3 Br Identify the best conditions for Reaction A. NaOCH3, DMSO H+, NaOCH₁, CH₂OH H+, NaOCH₂, DMSO O CH₂OH, heat O NaOCH3, CH, OH H3C CH3 CH3

CI NH -F NH2 Molecule A Molecule B Molecule C C;H&NCI C,H,O,F C,H,NO What is the reaction of molecule A with water? CSH&NCI(aq) + H20 (1) 2 CSH9NCII* (aq) + OH (aq) C5H,NCI*(aq) + H20 (1) 2 C5H&NCI (aq) + H3O*(aq) C5H,NCI (aq) + H20 (1) 2 CSH&NCI (aq) + OH" (aq)

What is the missing reactant in the following reaction? ? NaOC2H5 H* OCH5 HOC2H5 || C2H50 H. IV II C2H50 OC H5 H H. Select one: А. I В. II C. II D. IV

What is the major organic product of the following reaction? H,0/ heat HO2C. .co.CH .co.H HO,C HO HOC (A) (В) (C) (D)

What compounds will be present in the product mixture of the reaction below? OTs CN Na CN NC CN CN C D Compounds A and C )Compounds A, B and C Compound A only Compounds B and D