balanče the following combustion reactions. Assume that each hydrocarbon is converted completely to carbon dioxide and water. 1. Propane + 02→ 2. Cyclohexane + O2 - 3. 2-Methylpentane + 02- B. Following are structural formulas and heats of combustion of acetaldehyde and ethylene oxide. Which of these compounds is the more stable? Explain. CH-CH H,C-CH Acetaldehyde -1164 kJ (-278.8 kcal)/mol Ethylene oxide -1264 kJ (-302.1 kcal)/mol

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter22: Organic Chemistry And Biochemistry
Section: Chapter Questions
Problem 52QE
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A. Complete and balance the following combustion reactions. Assume
that each hydrocarbon is converted completely to carbon dioxide and
water.
1. Propane + O2 →
2. Cyclohexane + 02→
3.2-Methylpentane + O2 →
B. Following are structural formulas and heats of combustion of
acetaldehyde and ethylene oxide. Which of these compounds is the
more stable? Explain.
CH-CH
H,C-CH2
Acetaldehyde
-1164 kJ (-278.8 kcal)/mol
Ethylene oxide
-1264 kJ (-302.1 kcal)/mol
Transcribed Image Text:A. Complete and balance the following combustion reactions. Assume that each hydrocarbon is converted completely to carbon dioxide and water. 1. Propane + O2 → 2. Cyclohexane + 02→ 3.2-Methylpentane + O2 → B. Following are structural formulas and heats of combustion of acetaldehyde and ethylene oxide. Which of these compounds is the more stable? Explain. CH-CH H,C-CH2 Acetaldehyde -1164 kJ (-278.8 kcal)/mol Ethylene oxide -1264 kJ (-302.1 kcal)/mol
1. Which cycloalkanes show cis,trans isomerism? For each that does, draw
the cis and trans isomers.
(a) Methylcyclopentane
(b) 1,1-Dimethylcyclopentane
(c) 1,3-Dimethylcyclobutane
2. Here is one cis,trans isomer of 2,4-dimethylcyclohexanol. Complete
the alternative chair conformations on a and b.
OH
OH
(a)
(b)
OH
CH
H,C
Transcribed Image Text:1. Which cycloalkanes show cis,trans isomerism? For each that does, draw the cis and trans isomers. (a) Methylcyclopentane (b) 1,1-Dimethylcyclopentane (c) 1,3-Dimethylcyclobutane 2. Here is one cis,trans isomer of 2,4-dimethylcyclohexanol. Complete the alternative chair conformations on a and b. OH OH (a) (b) OH CH H,C
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