1. Given the following data, calculate the lattice energy of aluminum oxide, Al2O3.  a.-13 272 kJ mol-1 b.-8300 kJ mol-1 c.-15 333 kJ mol-1 d. -10 610 kJ mol-1 2. A face-centered cubic unit cell is the repeating unit in which type of crystal packing? a.simple b.cubic close-packed c.hexagonal close-packed d. body-centered

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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1. Given the following data, calculate the lattice energy of aluminum oxide, Al2O3

a.-13 272 kJ mol-1
b.-8300 kJ mol-1
c.-15 333 kJ mol-1
d. -10 610 kJ mol-1


2. A face-centered cubic unit cell is the repeating unit in which type of crystal packing?

a.simple
b.cubic close-packed
c.hexagonal close-packed
d. body-centered
IEA = 577.5 kJ mol1
IE = 1817 kJ mol1
IEX = 2745 kJ mol1
AHSub(Al) = 330 kJ mol1
EA = 141 kJ mol1
EA3 = -798 kJ mol1
BDE (O = O) = 498 kJ mol
AH(Al,O3) = -1675.7 kJ mol1
%3D
%3D
%3D
%3D
Transcribed Image Text:IEA = 577.5 kJ mol1 IE = 1817 kJ mol1 IEX = 2745 kJ mol1 AHSub(Al) = 330 kJ mol1 EA = 141 kJ mol1 EA3 = -798 kJ mol1 BDE (O = O) = 498 kJ mol AH(Al,O3) = -1675.7 kJ mol1 %3D %3D %3D %3D
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