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Unformatted text preview: H 2 SO 4 , cold dilute (C) Br 2 H 2 O(l) (D) H 2 , Lindlars catalyst H 2 SO 4 , hot, concentrated (E) HBr dilute NaOH, 25 C (b) (i) (ii) (A) dilute OH , 25 C H 2 (B) conc. OH , heat H 2 /Ni (C) H 2 O H 2 /Pt (D) conc. H 2 SO 4 , heat H 2 /Pd (E) dilute H 2 SO 4 , 25 C H 2 /Ni 7. Devise a scheme to accomplish the following transformations. (a) convert bromomethane to ethanoic (acetic) acid (b) convert cyclohexane to chlorocyclohexane 8. Stinker. The p K a of acetylene is 25 while that for ethylene is 44. Explain the difference based on the hybridization of the appropriate C-atoms. 9. Old exam question: Which of the following precursors could not be used in the synthesis of compound 1 ? CHEMISTRY 1AA3 Feb. 1-5, 2010 TUTORIAL PROBLEM SET 4 __________________________________________________________________________ Page 3 of 3 (A) i (B) ii (C) iii (D) iv (E) v...
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