Practice - Interpreting IR Spectra: Characteristic Absorption Bands
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Practice Questions
Test your understanding with targeted questions
What is the characteristic absorption range for the O-H bond in alcohols?
💡 Hint: Recall the broader region associated with hydrogen bonding.
What does a peak at 1715 cm⁻¹ suggest in IR spectroscopy?
💡 Hint: Think about compound types that contain a C=O bond.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the range for broad O−H absorption bands in carboxylic acids?
💡 Hint: Think about how the strength of hydrogen bonding affects absorption.
True or False: IR spectroscopy can accurately determine the molecular formula of a compound.
💡 Hint: Consider what data IR specifically reveals.
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Challenge Problems
Push your limits with advanced challenges
You analyze a sample showing peaks at 3400 cm⁻¹, 1710 cm⁻¹, and 700 cm⁻¹. What are the likely functional groups present and what does it suggest about the compound?
💡 Hint: Think about how multiple peaks converge to suggest compound identity.
Given an IR spectrum with broad peaks indicating hydrogen bonding, determine the structural implications for that compound.
💡 Hint: Consider how intermolecular forces influence physical properties.
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