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- Complete the flowchart by drawing the resulting structures of each reaction. A. B. C. D. E. F. G. H. I.The purine heterocycle occurs commonly in the structure of DNA. a. How is each N atom hybridized? b. In what type of orbital does each lone pair on a N atom reside? c. How many a electrons does purine contain? d. Why is purine aromatic? purineWhich or which of the statements given below is correct. I) Maleic anhydride is a carboxylic acid derivative and its reaction with water is a reduction reaction. II) Fumaric acid and maleic acid are stereoisomers of each other III) Since fumaric acid has a more stable structure than maleic acid, its boiling point is higher. A. Solo I B. I and III C. II and III D. I, II, III E. Solo III
- 10. Provide unambiguous structural formulas for reaction products A, B, and C. Br 1) I (2 eq.) 2) B(OMe)3 Pd(PPhala Grubbs cat. B7. For the following acid-base reaction, what statement is correct? A. B. C. CH₂FCH₂COOH + CH3CHFCOONa Acid Base فلات 11/22 ACHIC strong acid CH₂FCH₂COONa + CH3CHFCOOH C.B са CH₂FCH₂COOH is acid and left side of the equation is favored at equilibrium CH₂FCH₂COOH is conjugate acid and right side of the equation is favored at equilibrium Ht Acid -> Donate Base -> Accept Ht CH3CHFCOOH is acid and left side of the equation is favored at equilibrium CH3CHFCOOH is conjugate acid and right side of the equation is favored at equilibrium 28. 35a. Draw the dipor b. Here are two different carbonyl bearing molecules. With the knowledge you learned so far explain which one is more stable and why? CH3 H,C H3C b. a.
- Put the following carbonyl compounds in order of decreasing electrophilicity 요 (A) A.B.C. D. F.E A, D.B.E.C.F D.C.B.A.F.E E. F.D.A.C. B C.B.A. D. E. F (B) I (c) (D) се 요 (E) O (F)2) Which one of the following molecules is anti-aromatic? a. b. C. d. e.(a) The relative neutralizing power of CaCO3 is 100%; (b) Liming material with lower molecular weight compared to that of CaCO3 have higher relative neutralizing power. * A if a is correct B if b is correct C if both statements are correct D if neither statement a nor b are true