Question detail
What does the fingerprint region in an infrared spectrum indicate?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Organic analysis
Question
- A. Presence of functional groups
- B. Unique molecular structure
- C. Molecular ion peak
- D. Fragmentation pattern
Answer
Unique molecular structure
Explanation
The evidence shows that the fingerprint region contains unique absorption patterns that can be used to identify specific molecules. This implies that comparing the fingerprint region with reference spectra allows for the identification of a unique molecular structure. Therefore, the conclusion is that the fingerprint region is crucial for identifying unique molecular structures.
Common mistake
Misidentifying Functional Groups
Students often confuse the absorption peaks in infrared spectra, leading to incorrect identification of functional groups.
To fix this, students should carefully study the characteristic absorption ranges for different functional groups and practice interpreting spectra with reference materials.
Related flashcards
Flashcard 1 of 5
Related practice questions
Question 1 of 5
Choose an answer, get feedback, then move sideways through the set.