EBK ORGANIC CHEMISTRY
8th Edition
ISBN: 8220102744127
Author: Bruice
Publisher: PEARSON
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Textbook Question
Chapter 14, Problem 48P
Draw a spitting diagram for the Hb proton and give its multiplicity if
- a. Jba = Jbc.
- b. Jba = 2Jbc.
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Which of the following is R configuration?
...
OH
i
Br
(1)
a. (1)
b. (11)
C. (III)
€
(11)
O
d. (IV)
(111)
(IV)
What is the Ka value for each of the compounds? Express the answers in proper scientific notation.
A. Determine the Ka value for the compound with
pKa = 10.26.
H3C-
OH
B. Determine the K₂ value for the compound with
pK₂ = 16.50.
OH
C. Determine the K₂ value for the compound with
pKa
= 5.21.
K₁ =
K₂ =
K₁ =
Ee.86.
Chapter 14 Solutions
EBK ORGANIC CHEMISTRY
Ch. 14.1 - Prob. 1PCh. 14.1 - Prob. 2PCh. 14.4 - How many signals would you expect to see in the 1H...Ch. 14.4 - How many signals would you expect to see in the 1H...Ch. 14.4 - How could you distinguish the 1H NMR spectra of...Ch. 14.4 - Draw an isomer of dichlorocyclopropane that gives...Ch. 14.5 - Prob. 7PCh. 14.5 - Prob. 8PCh. 14.5 - Prob. 9PCh. 14.5 - Where would you expect to find the 1H NMR signal...
Ch. 14.6 - Prob. 11PCh. 14.7 - Prob. 12PCh. 14.7 - Prob. 13PCh. 14.7 - Without referring to Table 14.1, label the proton...Ch. 14.8 - [18]-Annulene shows two signals in its 1H NMR...Ch. 14.9 - How would integration distinguish the 1H NMR...Ch. 14.9 - Which of the following compounds is responsible...Ch. 14.10 - Prob. 19PCh. 14.10 - Explain how the following compounds, each with the...Ch. 14.10 - The 1H NMR spectra of two carboxylic acids with...Ch. 14.11 - Draw a diagram like the one shown in Figure 14.12...Ch. 14.12 - Indicate the number of signals and the...Ch. 14.12 - Explain the relative chemical shifts of the...Ch. 14.12 - How can their 1H NMR spectra distinguish the...Ch. 14.12 - Identify each compound from its molecular formula...Ch. 14.12 - Predict the splitting patterns for the signals...Ch. 14.12 - Describe the 1H NMR spectrum you would expect for...Ch. 14.12 - Propose structures that are consistent with the...Ch. 14.13 - Prob. 30PCh. 14.13 - Identify the compound with molecular formula...Ch. 14.14 - Prob. 32PCh. 14.15 - a. For the following compounds, which pairs of...Ch. 14.15 - How would the 1H NMR spectra for the four...Ch. 14.17 - Explain why the chemical shift of the OH proton of...Ch. 14.17 - Prob. 38PCh. 14.17 - Prob. 39PCh. 14.17 - Prob. 40PCh. 14.20 - Answer the following questions for each compound:...Ch. 14.20 - Prob. 42PCh. 14.20 - How can 1,2-, 1,3-, and 1,4-dinitrobenzene be...Ch. 14.20 - Identify each compound below from its molecular...Ch. 14.22 - Prob. 45PCh. 14.22 - What does cross peak X in Figure 14.34 tell you?Ch. 14 - Prob. 47PCh. 14 - Draw a spitting diagram for the Hb proton and give...Ch. 14 - Label each set of chemically equivalent protons,...Ch. 14 - Determine the ratios of the chemically...Ch. 14 - How can 1H NMR distinguish between the compounds...Ch. 14 - Prob. 52PCh. 14 - Match each of the 1H NMR spectra with one of the...Ch. 14 - The 1H NMR spectra of three isomers with molecular...Ch. 14 - Prob. 55PCh. 14 - Prob. 56PCh. 14 - Compound A, with molecular formula C4H9Cl, shows...Ch. 14 - Would it be better to use 1H NMR or 13C NMR...Ch. 14 - There are four esters with molecular formula...Ch. 14 - Identify the compound with molecular formula C6H14...Ch. 14 - An alkyl halide reacts with an alkoxide ion to...Ch. 14 - The 1H NMR spectra of three isomers with molecular...Ch. 14 - Identity each of the following compounds from its...Ch. 14 - Identity each of the following compounds from its...Ch. 14 - Prob. 65PCh. 14 - How can the signals in the 6.5 to 8.1 ppm region...Ch. 14 - The 1H NMR spectra of two compounds, each with...Ch. 14 - Draw a splitting diagram for the Hb proton if Jbc...Ch. 14 - Sketch the following spectra that would be...Ch. 14 - How can 1H NMR be used to prove that the addition...Ch. 14 - Identity each of the following compounds from its...Ch. 14 - Dr. N. M. Arr was called in to help analyze the 1H...Ch. 14 - Calculate the amount of energy (in calories)...Ch. 14 - The following 1H NMR spectra are four compounds,...Ch. 14 - When compound A (C5H12O) is treated with HBr, it...Ch. 14 - Identity the compound with molecular formula...Ch. 14 - Identity each of the following compounds from its...Ch. 14 - Prob. 78PCh. 14 - Identify each of the following compounds from its...
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- Rank the following correlation coefficients (r) in order of their strength from strongest to weakest. a. .21 b. -.67 c. .53 d. -.01 e. .78arrow_forwardWhich of the indicated protons would have the smallest pKa value? C. H. H CH3 EC H H. d. b. b. C A Moving to another question will save this response. O O O 0arrow_forwardPlease don't provide handwritten solution ....arrow_forward
- 12. Which absorption spectrum corresponds to a red solution? a. (a) b. (b) C. (c) d. (a) and (c) e. (b) and (c) 400 nm e 700 nmarrow_forward7. Given the pK, information for different acids below, place the following acids in order of increasing acid strength (from weakest to strongest). Anilinium ion, CSH6N*, pKa = 4.60 Benzilic acid, pka = 3.09 %3D Chloroacetic acid, pKa = 2.98 %3D Dibromophenol, pka = 8.06 %3D a) Anilinium ion → Benzilic acid → Chloroacetic acid → Chloroacetic acid b) Dibromophenol → Chloroacetic acid → Benzilic acid → Anilinium ion c) Chloroacetic acid → Benzilic acid → Anilinium ion → Dibromophenol d) Dibromophenol → Anilinium ion → Benzilic acid → Chloroacetic acid e) Chloroacetic acid → Anilinium ion → Dibromophenol→ Benzilic acid f) none of the abovearrow_forward1. Which one of the given compounds is consistent with the mass spectrum below? 100 40 20 10 20 25 30 35 40 5o 55 45 60 65 70 75 m/z Courtesy of SDBS: National Institute of Advanced Industrial Science and Technology A. CH,CH,CH(CH,), В. CH,CHOHCH,CH, C. CH,CH,OCH,CH, D. CH,CH,NHCH,CH, E. CH,CH,CH,CH, Relative htensityarrow_forward
- Consider the explanation in the Introduction regarding the determination of qrxn, and answer the following questions about the reactions that you will be performing in this experiment. Part A: How are qsoln and qrxn related to one another? A.)They are equal B.)They are unrelated C.)-qsoln = qrxn Part B) Consider the explanation in the Introduction regarding the determination of qrxn, and answer the following questions about the reactions that you will be performing in this experiment. Based on your answers to the previous questions, Will qrxn be a positive or negative quantity? A.) Positive B.) Negative C.) Zero Part C). A student observed that, when 0.243 g of magnesium was added to 100.0 g of hydrochloric acid, the temperature of the solution increased 11.2 °C. Without doing any calculations, what observations can you make to determine if this reaction was endothermic or exothermic? Select the best pairing of reasonable observation and conclusion. Group of answer…arrow_forwardCalculate pk, values for the following acids. (Enter your answer to three significant figures.) a. Hydrocyanic acid, HCN (K₂ = 4.90x10-10): b. Ethanol (K = 1.00×10-16):arrow_forward7. 100 80 Relative Intensity 8 20- 0 MS-NW-1589 25 50 75 100 m/z 125 c. Propose a structure for this compound. b. Calculate a possible molecular formula for this compound 150 a. This compound contains C, H, and one other atom. Identify the other atom from the mass spectrum and explain your reasoning. 175arrow_forward
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