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17,18 please, thank you! 17. Ignoring stereochemistry, what is the overall enthalpy difference of the reaction of 3-...
please help with 16-18 thank you! NBS Ahv/ROOR ? 16. How many constitutional isomer allylic bromides...
please help with 16-18 thank you!
NBS Ahv/ROOR ? 16. How many constitutional isomer allylic bromides does the following reaction give? a. 3 b. 4 c. 5 d. 6 e, not a.-d. 17. Ignoring stereochemistry, what is the overall enthalpy difference of the reaction of 3-ethylpentane, fluorine, and light going to the major mono-fluorinated product? Bond Disassociation Energies kcal/mole C-H C-F C-CIC -Br C- I X -X 1° 98 107 81 68 53 F 38 2° 95 106 80 68...
Help on 16, 17, and 18!!!! ? 16. How many constitutional isomer allylic bromides does the...
Help on 16, 17, and 18!!!!
? 16. How many constitutional isomer allylic bromides does the following reaction give? NBS A/hv/ROOR C. 5 a. 3 b.4 d. 6 e. not a.-d. 17. Ignoring stereochemistry, what is the overall enthalpy difference of the reaction of 3-ethylpentane, fluorine, and light going to the major mono-fluorinated product? Bond Disassociation Energies kcal/mole C-H C-F C-CI C-Br C- L X -X 98 107 81 68 53 F | 38 95 106 80 68 53 cl...
16. How many constitutional isomer allylic bromides does the following reaction give? POOP a. 3 b. 4. c. 5 e. not a...
16. How many constitutional isomer allylic bromides does the following reaction give? POOP a. 3 b. 4. c. 5 e. not a.-d. 17. Ignoring stereochemistry, what is the overall enthalpy difference of the reaction of 3-ethylpentane, fluorine, and light going to the major mono- fluorinated product? Bond Disassociation Energies kcal/mole Selectivity Ratios, C-HC-F C-CIC-Br C-1 X-X|H-X 102° 3° 1° 98 107 81 68 53F 38 136 F 1 1.2 1.4 12 95 106 80 6853|CI| 58103CI 1 415 3 91...
12. Including endo/exo and R/S stereochemistry, what is the l enthalpy difference of the following reacting...
12. Including endo/exo and R/S stereochemistry, what is the l enthalpy difference of the following reacting with chlorine and light making its major mono-chlorinated product selectivity Ratios C-H C-F C-Cl C-Br C-I х-х 98 10781 68 5338 136 2 95 106 80 68 53CI 58 103 91 106 79 65 5O Br 46888r b. -30 d. -25 e. not a.-d. a. -33 13. For the previous reaction, which step is most exothermic? a. the initiation step d. the termination step...
Problem #3 Calculate AH° for the following reaction using the bond energies found in Table 6.1...
Problem #3 Calculate AH° for the following reaction using the bond energies found in Table 6.1 on page 228. Is this reaction spontaneous? (CH3)3C-H + 12 (CH3)3C-1 + HI TABLE 6.1 BOND DISSOCIATION ENERGIES (AH) OF COMMON BONDS KJ/MOL KCAL/MOL H2C=CH-CH3 HC-C-CH KJ/MOL KCAL/MOL 385 92 489117 KJ/MOL KCAL/MOL 444 106 335 80 285 Bonds to H. H-H H-CH3 H-CH2CH3 H-CH(CH3)2 H-C(CH3)3 (CH3)2CH-F (CH3)2CH-CI (CH3)2CH-Br (CH3)2CH- (CH3)2CH-OH 68 222 435 104 435 104 41098 39795 91 473 113 53 381...
1.A What is the major organic product obtained from the following reaction? Circle your selection. Provide...
1.A What is the major organic product obtained from the
following reaction? Circle your selection. Provide a mechanism to
support your selection.
1.B
What is the main characteristic of a radical chain initiation
step? What is the main characteristic of a radical chain
propagation step?C.What is the main characteristic of a radical
chain termination step? Write an example for a radical chain
initiation step,a radical chain propagation step, and a radical
chain termination step?Draw out the three mechanisms for each...
For the reaction below: CH4 •он CH3 H-OH a. Estimate the gas phase enthalpy change using...
For the reaction below: CH4 •он CH3 H-OH a. Estimate the gas phase enthalpy change using bond dissociation enthalpies from the OWL Table Reference, not data from your text. Click the References button and then click the Tables link on the drop-down that appears. Include algebraic sign and units. b. Is the reaction exothermic or endothermic? c. Is the reaction likely to proceed spontaneously in the direction written? For the reaction below: CH4 + Fz CH3-F H/F a. Estimate the...
Problem of the Day 18 1. (10 pts) Consider the following reaction: Br HBO a. Estimate AH for this reaction (use ta...
Problem of the Day 18 1. (10 pts) Consider the following reaction: Br HBO a. Estimate AH for this reaction (use table 6.1 in your textbook) b. Is AS for this reaction positive or negative? Explain. C. Determine if AG is positive or negative. d. Is the sign of AG (positive or negative) dependent on temperature? Why? TABLE 6.1 BOND DISSOCIATION ENERGIES (AH) OF COMMON BONDS KJ/MOL KCAL/MOL KI/MOL KCAUMO Bonds to H H2C=CH-CH3 HC=C-CH3 KJ/MOL KCAL/MOL 385 92 489...
Problem of the Day 18 1. (10 pts) Consider the following reaction: TO + HBr a....
Problem of the Day 18 1. (10 pts) Consider the following reaction: TO + HBr a. Estimate AH for this reaction (use table 6.1 in your textbook) b. Is AS for this reaction positive or negative? Explain. C. Determine if AG is positive or negative. d. Is the sign of AG (positive or negative) dependent on temperature? Why? TABLE 6.1 BOND DISSOCIATION ENERGIES (AH) OF COMMON BONDS KJ/MOL KCAL/MOL KI/MOL KCAUMO Bonds to H H2C=CH-CH3 HCC-CH3 KJ/MOL KCAL/MOL 385 92...
1. Calculate AH for each reaction using bond dissociation values. Determine if the reaction is exothermic...
1. Calculate AH for each reaction using bond dissociation values. Determine if the reaction is exothermic or endothermic a. CH3CH2CH3 + Br2 — CHșCH,CH,-Br + HBr ОН + H₂O + HI 498 297 aaa 720 - 698 - 22 401 andiotamie Table 6.2 Bond Dissociation Energies for Some Common Bonds IA-B - A. + .B] Bond AH kJ/mol (kcal/mol) Bond AH kJ/mol kcal/mol) 456 569 431 H-Z bonds H-F H-CI H-Br H-1 Н-ОН (136) (103) (88) 368 297 498 (71)...
please help with 16-18 thank you!
NBS Ahv/ROOR ? 16. How many constitutional isomer allylic bromides does the following reaction give? a. 3 b. 4 c. 5 d. 6 e, not a.-d. 17. Ignoring stereochemistry, what is the overall enthalpy difference of the reaction of 3-ethylpentane, fluorine, and light going to the major mono-fluorinated product? Bond Disassociation Energies kcal/mole C-H C-F C-CIC -Br C- I X -X 1° 98 107 81 68 53 F 38 2° 95 106 80 68...
Help on 16, 17, and 18!!!!
? 16. How many constitutional isomer allylic bromides does the following reaction give? NBS A/hv/ROOR C. 5 a. 3 b.4 d. 6 e. not a.-d. 17. Ignoring stereochemistry, what is the overall enthalpy difference of the reaction of 3-ethylpentane, fluorine, and light going to the major mono-fluorinated product? Bond Disassociation Energies kcal/mole C-H C-F C-CI C-Br C- L X -X 98 107 81 68 53 F | 38 95 106 80 68 53 cl...
16. How many constitutional isomer allylic bromides does the following reaction give? POOP a. 3 b. 4. c. 5 e. not a.-d. 17. Ignoring stereochemistry, what is the overall enthalpy difference of the reaction of 3-ethylpentane, fluorine, and light going to the major mono- fluorinated product? Bond Disassociation Energies kcal/mole Selectivity Ratios, C-HC-F C-CIC-Br C-1 X-X|H-X 102° 3° 1° 98 107 81 68 53F 38 136 F 1 1.2 1.4 12 95 106 80 6853|CI| 58103CI 1 415 3 91...
12. Including endo/exo and R/S stereochemistry, what is the l enthalpy difference of the following reacting with chlorine and light making its major mono-chlorinated product selectivity Ratios C-H C-F C-Cl C-Br C-I х-х 98 10781 68 5338 136 2 95 106 80 68 53CI 58 103 91 106 79 65 5O Br 46888r b. -30 d. -25 e. not a.-d. a. -33 13. For the previous reaction, which step is most exothermic? a. the initiation step d. the termination step...
Problem #3 Calculate AH° for the following reaction using the bond energies found in Table 6.1 on page 228. Is this reaction spontaneous? (CH3)3C-H + 12 (CH3)3C-1 + HI TABLE 6.1 BOND DISSOCIATION ENERGIES (AH) OF COMMON BONDS KJ/MOL KCAL/MOL H2C=CH-CH3 HC-C-CH KJ/MOL KCAL/MOL 385 92 489117 KJ/MOL KCAL/MOL 444 106 335 80 285 Bonds to H. H-H H-CH3 H-CH2CH3 H-CH(CH3)2 H-C(CH3)3 (CH3)2CH-F (CH3)2CH-CI (CH3)2CH-Br (CH3)2CH- (CH3)2CH-OH 68 222 435 104 435 104 41098 39795 91 473 113 53 381...
1.A What is the major organic product obtained from the
following reaction? Circle your selection. Provide a mechanism to
support your selection.
1.B
What is the main characteristic of a radical chain initiation
step? What is the main characteristic of a radical chain
propagation step?C.What is the main characteristic of a radical
chain termination step? Write an example for a radical chain
initiation step,a radical chain propagation step, and a radical
chain termination step?Draw out the three mechanisms for each...
For the reaction below: CH4 •он CH3 H-OH a. Estimate the gas phase enthalpy change using bond dissociation enthalpies from the OWL Table Reference, not data from your text. Click the References button and then click the Tables link on the drop-down that appears. Include algebraic sign and units. b. Is the reaction exothermic or endothermic? c. Is the reaction likely to proceed spontaneously in the direction written? For the reaction below: CH4 + Fz CH3-F H/F a. Estimate the...
Problem of the Day 18 1. (10 pts) Consider the following reaction: Br HBO a. Estimate AH for this reaction (use table 6.1 in your textbook) b. Is AS for this reaction positive or negative? Explain. C. Determine if AG is positive or negative. d. Is the sign of AG (positive or negative) dependent on temperature? Why? TABLE 6.1 BOND DISSOCIATION ENERGIES (AH) OF COMMON BONDS KJ/MOL KCAL/MOL KI/MOL KCAUMO Bonds to H H2C=CH-CH3 HC=C-CH3 KJ/MOL KCAL/MOL 385 92 489...
Problem of the Day 18 1. (10 pts) Consider the following reaction: TO + HBr a. Estimate AH for this reaction (use table 6.1 in your textbook) b. Is AS for this reaction positive or negative? Explain. C. Determine if AG is positive or negative. d. Is the sign of AG (positive or negative) dependent on temperature? Why? TABLE 6.1 BOND DISSOCIATION ENERGIES (AH) OF COMMON BONDS KJ/MOL KCAL/MOL KI/MOL KCAUMO Bonds to H H2C=CH-CH3 HCC-CH3 KJ/MOL KCAL/MOL 385 92...
1. Calculate AH for each reaction using bond dissociation values. Determine if the reaction is exothermic or endothermic a. CH3CH2CH3 + Br2 — CHșCH,CH,-Br + HBr ОН + H₂O + HI 498 297 aaa 720 - 698 - 22 401 andiotamie Table 6.2 Bond Dissociation Energies for Some Common Bonds IA-B - A. + .B] Bond AH kJ/mol (kcal/mol) Bond AH kJ/mol kcal/mol) 456 569 431 H-Z bonds H-F H-CI H-Br H-1 Н-ОН (136) (103) (88) 368 297 498 (71)...
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