"L) 13. Write the complete mechanism for the reaction shown below. Include formation of the nitronium ion and important resonance structures for the sigma complex intermediate (assume mononitration occurs) HNO3, H₂SO4
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- What is rate of this reaction FeCl3+6Ki reacts to give 2FeI2+6KCl+I25. Write the DETAILED mechanism of the following reaction: OCH 3 1) Excess CH, Mg Br 2) H₂O OH YouUse the References to access important values if needed for this question. For the gas phase isomerization of methyl cis-cinnamate, cis-C6H5 CH=CHCOOCH3 → trans-C6H5 CH=CHCOOCH3 the rate constant at 669 K is 9.12 x 10-4 s and the rate constant at 711 Kis 5.79 x 107 s-¹. -3 The activation energy for the gas phase isomerization of methyl cis-cinnamate is kJ.
- For the gas phase isomerization of isopropenyl allyl ether, CH2=C(CH3)-O-CH2CH=CH2-->CH3COCH2CH2CH=CH2 the rate constant at 405 K is 2.60x10^-5 s^-1 and the rate constant at 440. K is 4.75x10^-4 s^-1. The activation energy for the gas phase isomerization of isopropenyl allyl ether is ________ kJ.Outline a detailed mechanism for the reaction below. Identify the abbreviation for the reaction mechanism. OH H PO47. The following data were collected for the reaction: (CH;);CBr + OH- (CH),СОН + Вr- trial [(CH;) CBr] [OH] rate of reaction (mol L-' s-') 1 0.50 M 0.050 M 0.0056 1.00 M 0.050 M 0.011 3 1.00 M 0.10 M 0.011 4 1.50 M 0.050 M 0.017 Determine the form of the rate law and calculate k, the rate constant. You must include units with your answer! Feel free to use any space above to determine relative concentrations/rate, but it's not required.
- 3. The following results were obtained by monitoring the reaction H*, + 1/2 H,O2(aq) (aq) 1/2 Iyae) + H,O (aq) 2(aq) [H,O,] rate 0.020 0.020 3.3 x 10 0.040 0.020 6.6 x 10 0.060 0.020 9.0 x 10 0.040 1.3 x 10 0.040 Determine the order of the reaction with respect to I'and H,O, and also determine the value for the rate constant, k B. 口i @ Type here to searchThe following initial rate data are for the reaction of tertiary butyl bromide with hydroxide ion at 55 oC:(CH3)3CBr + OH- (CH3)3COH + Br- Experiment [(CH3)3CBr]o, M [OH-]o, M Initial Rate, Ms-1 1 0.378 0.324 4.23×10-3 2 0.378 0.648 4.23×10-3 3 0.756 0.324 8.47×10-3 4 0.756 0.648 8.47×10-3 Complete the rate law for this reaction in the box below.Use the form k[A]m[B]n , where '1' is understood for m or n and concentrations taken to the zero power do not appear. Don't enter 1 for m or n Rate = From these data, the rate constant is _______s-1.For the gas phase isomerization of cis-cyanostyrene, cis-C6H5CH=CHCN_trans-C%HşCH=CHCN the rate constant at 677 K is 5.01x10-4 51 and the rate constant at 717 K is 3.39x10-35-1. What is the activation energy for this reaction? kJ/mol
- 8. Assign an inner-sphere or an outer-sphere mechanism for the following reactions, and draw out the details of the reaction sequence: 3+ (a) Co(NH3);N N + [Fe(CN),OH,]*- The Co reactant is substitution inert, while the Fel" reactant is substitution labile. The products are Co2+ (aq), which is substitution labile, and 2- Fe(CN),N N which is substitution inert. (b) [Co(NH3),]³++ [Fe(CN),OH¿]³- The hexaammine of cobalt is substitution inert and the Fe reactant is substitution labile. The products are Co?+ (aq) and [Fe(CN),OH;]².Rate information was obtained for the following reaction at 25°C and 33°C; Cr(H2O)6 3+ + SCN¯ ---> Cr(H2O)5NCS2+ + H2O(l) Initial Rate [Cr(H2O)6 3+] [SCN-] @ 25°C 2.0x10-11 1.0x10-4 0.10 2.0x10-10 1.0x10-3 0.10 9.0x10-10 2.0x10-3 0.15 2.4x10-9 3.0x10-3 0.20 @ 33°C 1.4x10-10 1.0x10-4 0.20 Can a 4th order reaction occur?Rate information was obtained for the following reaction at 25°C and 33°C; Cr(H2O)6 3+ + SCN¯ ---> Cr(H2O)5NCS2+ + H2O(l) Initial Rate [Cr(H2O)6 3+] [SCN-] @ 25°C 2.0x10-11 1.0x10-4 0.10 2.0x10-10 1.0x10-3 0.10 9.0x10-10 2.0x10-3 0.15 2.4x10-9 3.0x10-3 0.20 @ 33°C 1.4x10-10 1.0x10-4 0.20 a) Write a rate law consistent with the experimental data. b) What is the value of the rate constant at 25°C? c) What is the value of the rate constant at 33°C? d) What is the activation energy for this reaction? e) Can a 4th order reaction occur?