Can u guys help with these 3 parts of the question
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Can u guys help with these 3 parts of the question Which of the following is...
Thinking about oxidizing and reducing agents, what is the product for letter the "H" in this reaction? LiAlH4 н НО НО ОН он НО Which of the following is the correct order of reactivity, from fastest to slowest, toward acid- catalyzed dehydration alcohols? I. OH H,C CH₃ II. ÇHz (A) I>II> III (B) I>II>DI (C) II >> (D) III >I>11 (E) III >II>I ОН H_C CH, III. HC H, OH Choose the incorrect reaction in this scheme. (C) (B) (D)...
Which of the following alcohols dehydrates with the fastest rate I. CH3 -ОН IV. CH СН3 OH o -CH2OH но CH: HO Select one: O a. II O b. III O c. IV O d. V O e.
3) Identify the tertiary alcohols). Draw the products of the elimination upon reaction with 3) H2804 for the chosen compound. Assign the most stable alkene product according to the Zaitsev rule. OH ol OEI s) only lI C only III Dy both I and III A) only I ) Which of the following alkenes exhibit cis-trans isomerism? Il. (CHab-CHCHa A) II and IV B) 1 and II O I and III Dy I, II, and I s5) Which of the...
Question 10 What reagents is the best choice for achieving the following chemical transformation? O 0 ?? CH CC1; a. Cl2, NaOH b. PC13 Ос. HCI, А d. NaCl, H20 e. Cl2, AcOH Of. Cl2 Question 11 Which attacking species shown below would be the best choice to enforce an E2 pathway over an Sp2 pathway for the reaction below? Attacking Species? Br H CH CH3MBI HCO HC O H (b) CH NH OH (a) SH ( a. a Сь....
which one or more of the following oxidation reactions will not proceed as written 321 Which ONE or MORE of the following oxidation reactions will NOT proceed written? OH Me Et OH fo] Me Et ОН Me Et Me Me Et TO) Me OH Me H A) B) C) D) E) " Tand IV. Il only. II and III. III and IV. I only. Questions conti
Which attacking species shown below would be the best choice to enforce an E2 pathway over an SN2 pathway for the reaction below? Attacking Species? BI CH; H -¢-o CH,MgB HC-0-0 CH; (a) H (b) (c) NH OH (d) SH (1) e Which solvent(s) listed below would be satisfactory in Sn2 reactions? HzC CH DMSO CH3CH,OH o HzC. Н.С DMF I II III a. I only b. II only c. III only d. I and II e. I and III...
Question 3 Which of the following is a keto-enol tautomeric pair? OH OH OH and and o and COM OH I II III он OH a and a and IV CA. 1 B. V C.II D. IV E. III Question 4 What would be the major product of the following reaction sequence? он PCC 1. LDA(-78C) 2. CHCHOI ? CH C1 HO వరలో I II MI o IV A. II B. I C. V D. III E. IV
Question 3 2.5 pts Which of the following are oxidation-reduction reactions? I. PCI; + Cl2 → PCI II. Cu + 2AgNO3 → Cu(NO3)2 + 2Ag CO2 + 2LiOH Li CO3 + H2O IV. FeCl2 + 2NaOH - Fe(OH)2 + 2NaCl III. I, II, III, and IV I and II o III I, II, and III IV
Which solvent(s) listed below would be satisfactory in Snl reactions? 0 o Н;С CH; DMSO H3C Н;С CH3CH2OH H DMF I II III a. I only b. II only c. III only d. I and II Oe. I and III f. II and III Og. All of the above What two products are expected in the following reaction? CH3 HBT H H BI CH CH; CH BI H Br I II III H Br Br H CH; CH IV V...
Which statement or set of conditions listed below is not consistent with an Syl reaction pathway? O a. Neutral nucleophile work just fine. b. The leaving group is typically the conjugate base of a strong acid. O c. The rate is not dependent upon the concentration of the nucleophile. d. The temperature is relatively "cooler" to reduce competing elimination products. e. The solvent is polar and aprotic. Of. The substrate has a leaving group that is typically on a 30,...