Organic Chemistry: Structure and Function
8th Edition
ISBN: 9781319079451
Author: K. Peter C. Vollhardt, Neil E. Schore
Publisher: W. H. Freeman
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Question
Chapter 3.11, Problem 3.12E
Interpretation Introduction
Interpretation: The value of
Concept introduction:
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21.) Calculate the enthalpy of hydrogenation of benzene to cyclohexane from the following
reactions
A,H (kJ/mol)
C6H6 (1) + 15/2 02 (g) → 6 CO2 (g) + 3 H20 (1)
C6H12 (1) + 9 02 (g) → 6 CO2 (g) + 6 H20 (1)
H2 (g) + ½ 02 (g) → H2O (1)
-3268
-3920
-285.83
a.) -205 kJ/mol
b.) -1507 kJ/mol
c.) -938 kJ/mol
d.) -366 kJ/mol
Estimate the heat released when ethene(CH2=CH2) reacts with HBr to giveCH3CH2Br. Bond enthalpies areC-H : 412 kJ/mol; C-C : 348 kJ/mol;C=C : 612 kJ/mol; C-Br : 276 kJ/mol;Br-Br : 193 kJ/mol; H-Br : 366 kJ/mol.
Choose the correct answer:1. 1036 kJ/mol2. 58 kJ/mol3. 424 kJ/mol4. 200 kJ/mol5. 470 kJ/mol
Core 2
(a) The structure of limonene is shown below.
CH₂
CH₂
CH₂
CH
CH₂
(i) What is the molecular formula of limonene?
**********‒‒‒‒‒‒‒‒‒‒‒‒‒‒‒
(II) Some limonene was added to a few drops of aqueous bromine.
What colour change would you see in the aqueous bromine?
************
(iii) What feature of a limonene molecule is responsible for this colour change?
(iv) Name the two substances formed when limonene is burnt in an excess of oxygen.
Chapter 3 Solutions
Organic Chemistry: Structure and Function
Ch. 3.1 - Prob. 3.2TIYCh. 3.1 - Prob. 3.3ECh. 3.4 - Prob. 3.5TIYCh. 3.5 - Prob. 3.6ECh. 3.7 - Prob. 3.7ECh. 3.7 - Prob. 3.9TIYCh. 3.9 - Prob. 3.11TIYCh. 3.11 - Prob. 3.12ECh. 3 - Prob. 15PCh. 3 - Prob. 16P
Ch. 3 - Prob. 17PCh. 3 - Prob. 18PCh. 3 - Prob. 19PCh. 3 - Prob. 20PCh. 3 - Prob. 21PCh. 3 - Prob. 22PCh. 3 - Prob. 23PCh. 3 - Prob. 24PCh. 3 - Prob. 25PCh. 3 - Prob. 26PCh. 3 - Prob. 27PCh. 3 - Prob. 28PCh. 3 - Prob. 29PCh. 3 - Prob. 30PCh. 3 - Prob. 31PCh. 3 - Prob. 32PCh. 3 - Prob. 33PCh. 3 - Prob. 34PCh. 3 - Prob. 35PCh. 3 - Prob. 36PCh. 3 - Prob. 37PCh. 3 - Prob. 38PCh. 3 - Prob. 39PCh. 3 - Prob. 40PCh. 3 - Prob. 41PCh. 3 - Prob. 42PCh. 3 - Prob. 43PCh. 3 - Prob. 44PCh. 3 - Prob. 45PCh. 3 - Prob. 46PCh. 3 - Prob. 47PCh. 3 - Prob. 48PCh. 3 - Prob. 49PCh. 3 - Prob. 50PCh. 3 - Prob. 51P
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