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Page 19 of Question 19 (1 point) Which of the following alkyl halides undergoes E1 reactions...
Uop Which of the following statements are true halides (RX). ve about E1 reactions of alkyl a) Rate = k (base) b) Rale = k [base] (RX}" c) Rate = k (RX) d) The reactions occur in two distinct steps e) Rearrangements do not occur A. ad B. be coce D. c d
Page 9 of 60 Question 9 (1 point) Which of the following alkyl halides is likely to undergo rearrangement by a 1, 2- methyl shift? A) 2-iodo-2-methylpentane B) 3-bromo-3-methylpentane C) 3-bromo-2, 3-dimethylpentane D) 2-chloro-3, 3-dimethylpentane
Which of the following alkyl halides forms the most stable carbocation when it undergoes an E1 reaction? ão ao ar
Which of the following alkyl halides undergoes the fastest SN2 reaction with sodium cyanide, NaCN? ID: A 10. Which ot the tollowing aakyi nauraes undergoes the tastest sNL reacuon wnun soarum cyaniue. Ra a. methyl iodide b. ethyl iodide c. 2-iodopropane d. tert-butyl iodide
16. Which of the following is correct regarding Sy2 reactions of alkyl halides? A. Secondary halides react faster than primary halides. B. Rate of reaction depends on the concentrations of the alkyl halide only. C. Favored in polar aprotic solvents D. Results in a racemic mixture
hich of the following statements about the reactions of alkyme A) The characteristic reactions of alkyl halides are addition and elimination B) The characteristic reactions of alkyl halides are addition and substitution C) The characteristic reactions of alkyl halides are elimination and substitution D) The characteristic reactions of alkyl halides are oxidation and reduction. 2. The reaction of 1-bromobutane with sodium hydroxide affords the substitution product 1-butanol. What would happen to the rate of the reaction if the concentration of...
Question 8 (1 point) Which of the following halides would provide the greatest amount of elimination on reaction with methanolic potassium hydroxide? a HAC-CH2-CH2-CH2-Cl b. HC-CH-CH2-CH3 CH3 CH c. H.C-CH-CH2-C1 d HỌCác–CH Question 9 (1 point) Which of the following alkyl halides would react fastest by the Sy2 mechanism? a. HỌC-CH2-CH2-CH2-C1 6. HỌC-CH-CH2-CH, CH; HỌC-CH-CH-CH CH, d. HỌC-C–CH, c.
9. Which of the following alkyl halides is most rea order kinetics? y halides is most reactive in an elimination reaction having first- A. A B.B C.C D.D E. E 10. Which of the following statements is (are) true about an E2 elimination reaction? A. It is fastest with 3 halides. B. It exhibits second-order kinetics. C. A better leaving group should make a faster reaction. D. Both (It is fastest with 3 halides) and (It exhibits second order kinetics)...
12. Label the following reactions as El or E2 * 01 - 0 a . CH CH -- A. A =E1; B=E2 B.A=E1; B=E1 C. A E2: B-EI D. A=E2; B-E2 13. Consider the following exothermic E2 reaction. What rate equation would be observed for this reaction CH, CH CH I + KOC(CH3), CH CH CH2 + KI A. rate k[CHCH:CH-1) B. rate=k[CH,CH:CH:1][K OC(CH.)s] C. rate - [CH,CH:CH=1][K OC(CH);]* D. rate=k[CH,CH:CH-1)^[K OC(CH.):] E. There is not enough information given to...
Which of the following alkyl halides reacts the fastest in an SN2 reaction? A) chloromethane B) 2-chlorobutane C) 1-chlorobutane D) 2-chloro-2-methylpropane