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Spectroscopy and Molecular Absorption (4D) Practice Test
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Q1
In a simplified lab, an IR spectrum shows a strong absorption band at $1715\ \text{cm}^{-1}$ for a carbonyl-containing compound. After hydrogen bonding to a protic solvent, the band shifts to $1690\ \text{cm}^{-1}$. Which interpretation is most consistent with molecular absorption?
In a simplified lab, an IR spectrum shows a strong absorption band at $1715\ \text{cm}^{-1}$ for a carbonyl-containing compound. After hydrogen bonding to a protic solvent, the band shifts to $1690\ \text{cm}^{-1}$. Which interpretation is most consistent with molecular absorption?