Compare the following sets of small molecules and predict the order of their HOMO-LUMO gaps: a. Perylenetetracarboxylic dianhydride (PTCDA) vs. naphthalenetetracarboxylic dianhydride (NTCDA) РТCDA NTCDA b. Copper phthalocyanine (CuPc) vs. copper naphthalocyanine (CUNC) CuPc CUNC c. Linear oligothiophenes (n = 2) vs. (n = 6):

Fundamentals Of Analytical Chemistry
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Chapter26: Molecular Absorption Spectrometry
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Problem 26.17QAP
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Compare the following sets of small molecules and predict the order of their HOMO-LUMO gaps:
a. Perylenetetracarboxylic dianhydride (PTCDA) vs.
naphthalenetetracarboxylic dianhydride (NTCDA)
PTCDA
NTCDA
b. Copper phthalocyanine (CuPc) vs. copper naphthalocyanine (CuNe)
CuPc
CuNc
c. Linear oligothiophenes (n = 2) vs. (n = 6):
%3D
Transcribed Image Text:Compare the following sets of small molecules and predict the order of their HOMO-LUMO gaps: a. Perylenetetracarboxylic dianhydride (PTCDA) vs. naphthalenetetracarboxylic dianhydride (NTCDA) PTCDA NTCDA b. Copper phthalocyanine (CuPc) vs. copper naphthalocyanine (CuNe) CuPc CuNc c. Linear oligothiophenes (n = 2) vs. (n = 6): %3D
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