12. Identify which ammonium ion has the lower pka. (3 pts) ammonium ion has the lower pKa. Use aromaticity concepts to...
please show work 12. Identify which ammonium ion has the lower pKa. Use aromaticity concepts to explain your answers. (3 pts) Öz: @
12. Identify which ammonium ion has the lower pka. Use aromaticity concepts to explain your answers.(3pts) Tullantone for the molecule shown below? How many pi electron pai
12. Identify which ammonium ion has the lower pka. Use aromaticity concepts to explain your answers.(3pts) 13. What is the Hückel number of pi electrons for the molecule shown below? How many pi electron pairs does it have? Would you expect this molecule to be aromatic, antiaromatic or non aromatic? Explain. (3pts) 14. The rate of solvolysis of iodide 1 is 100 times faster than the rate of solvolysis of iodide 3. What explanation (with structures) can you provide for...
hat product is formed when isopropylbenzene is reacted with 2-chloro-3-methylbutane and aluminum trichloride? AICI III IV 3 A. IV B. II I - D. V E. III F. None Identify which ammonium ion has the lower pka. Use aromaticity concepts to explain your answer. 1-20
3. Propose a plausible mechanism for the following transformation (3 pts) 4. Two of the ketones shown below have higher dipole moments than the rest of the field. Identify the two compounds with high dipole moments. One ketone has the lowest dipole moment. Which one? Provide a rational to justify your selection. You must use aromaticity arguments (5 pts) 5. Rank the hydrogens in order of lowest to highest pKa. Explain your answer using aromaticity concepts (4 pts) 6. Using...
3) State the two criteria that governs aromaticity? (3 pts) 4) Give the hybridization, shape, and bond angle of a carbon in benzene. (3 pts) 5) Identify the resonance hybrid. (2 pts) A) CH,CH=CH-CH=CH-CH B) CH,CH=CH-CH-CH=CH CH:CH-CH=CH-CH=CH D) CH, CH-CH==CH-CH=CH E) A, B, and C. 6) Which of the following pairs are resonance structures? (2 pts) I CH2=CHCH and A L CH=C—H and CH3-CH III. CH3-C-H and CH -- v. CH-8-Chand CH CHÖH
Identify the acids which are strong enough to react completely with hydroxide or with bicarbonate ion If C has a lower Pka (5.3) than the bicarbonate ion (6.4) then why does it not react completely? Why is it just D? show curly arrows to show electron flow. + H2N-CH3 HN – CHỦ Ö: thid Base 9. Identify the acids which are strong enough to react completely with hydroxide pKa of H20 = 16) or with bicarbonate ion (pKa of H2CO3...
Question 3 4/4 pts For the reaction of the ammonium ion with nitrous acid, the net reaction is NH4*(aq) + HNO2(aq) + N28) + 2H2O) + H'(aq) If the initial concentration of nitrous acid is 1.00 M and, after 21.5 s has elapsed, the concentration of the ammonium ion has fallen to 0.87 M, what is the average rate of the reaction over this time interval? -0.0060 M/S -0.040. M/s 0.0060 M/s 0.087 M/S 0.040 M/S
5. The alcohol CH CH SH has an unusually small pka of approximately 9.4 relative to ethanol, CH CH OH (pka - 16). a. Is CH,CH,SH more or less acidic than ethanol? (2 pts) b. Draw the conjugate base for each and explain the difference in acidity between CH, CH SH and CH CH2OH by analyzing the structures of the conjugate bases. (4 pts) c. Provide an arrow-pushing scheme for the reaction of one mole of CH,CH,SH with one mole...
5. The alcohol CH3CH,SH has an unusually small pKa of approximately 9.4 relative to ethanol, CH3CH2OH (pka - 16). a. Is CH CH SH more or less acidic than ethanol? (2 pts) b. Draw the conjugate base for each and explain the difference in acidity between CH3CH2SH and CH3CH2OH by analyzing the structures of the conjugate bases. (4 pts) c. Provide an arrow-pushing scheme for the reaction of one mole of CH3CH2SH with one mole of NaOH and provide the...