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Which of the following statements regarding IR spectroscopy is wrong?
- a)Infrared radiation is higher in energy than UV radiation.
- b)Infrared spectra record the transmission of IR radiation.
- c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.
- d)Infrared spectra give information about bonding features and functional groups in molecules.
Correct answer is option 'A'. Can you explain this answer?
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Which of the following statements regarding IR spectroscopy is wrong?a...
Understanding IR Spectroscopy
Infrared (IR) spectroscopy is a powerful technique used to identify molecular structures based on how they absorb infrared light. To clarify why option 'A' is incorrect, let's break down the energy levels of different types of radiation.
Energy Comparison: IR vs. UV Radiation
- **Infrared Radiation**: This type of radiation has a longer wavelength and lower energy compared to ultraviolet (UV) radiation.
- **Ultraviolet Radiation**: UV radiation has shorter wavelengths and higher energy.
Thus, the statement "Infrared radiation is higher in energy than UV radiation" is incorrect.
Key Features of IR Spectroscopy
- **Transmission of IR Radiation**: IR spectra typically record how much infrared radiation passes through a sample, indicating absorption at specific wavelengths.
- **Molecular Vibrations**: The technique relies on the vibrational motions of molecules, which include:
- Bond stretching
- Torsional changes
- Bond angle variations
- **Information About Molecules**: IR spectroscopy is used to deduce bonding features and identify functional groups within molecules.
Conclusion
In summary, the incorrect statement is option 'A', as IR radiation does not possess higher energy than UV radiation. Understanding these distinctions is crucial for effectively interpreting IR spectra in chemical analysis.
Infrared (IR) spectroscopy is a powerful technique used to identify molecular structures based on how they absorb infrared light. To clarify why option 'A' is incorrect, let's break down the energy levels of different types of radiation.
Energy Comparison: IR vs. UV Radiation
- **Infrared Radiation**: This type of radiation has a longer wavelength and lower energy compared to ultraviolet (UV) radiation.
- **Ultraviolet Radiation**: UV radiation has shorter wavelengths and higher energy.
Thus, the statement "Infrared radiation is higher in energy than UV radiation" is incorrect.
Key Features of IR Spectroscopy
- **Transmission of IR Radiation**: IR spectra typically record how much infrared radiation passes through a sample, indicating absorption at specific wavelengths.
- **Molecular Vibrations**: The technique relies on the vibrational motions of molecules, which include:
- Bond stretching
- Torsional changes
- Bond angle variations
- **Information About Molecules**: IR spectroscopy is used to deduce bonding features and identify functional groups within molecules.
Conclusion
In summary, the incorrect statement is option 'A', as IR radiation does not possess higher energy than UV radiation. Understanding these distinctions is crucial for effectively interpreting IR spectra in chemical analysis.
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Which of the following statements regarding IR spectroscopy is wrong?a)Infrared radiation is higher in energy than UV radiation.b)Infrared spectra record the transmission of IR radiation.c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.d)Infrared spectra give information about bonding features and functional groups in molecules.Correct answer is option 'A'. Can you explain this answer?
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Which of the following statements regarding IR spectroscopy is wrong?a)Infrared radiation is higher in energy than UV radiation.b)Infrared spectra record the transmission of IR radiation.c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.d)Infrared spectra give information about bonding features and functional groups in molecules.Correct answer is option 'A'. Can you explain this answer? for Chemistry 2024 is part of Chemistry preparation. The Question and answers have been prepared according to the Chemistry exam syllabus. Information about Which of the following statements regarding IR spectroscopy is wrong?a)Infrared radiation is higher in energy than UV radiation.b)Infrared spectra record the transmission of IR radiation.c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.d)Infrared spectra give information about bonding features and functional groups in molecules.Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Chemistry 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following statements regarding IR spectroscopy is wrong?a)Infrared radiation is higher in energy than UV radiation.b)Infrared spectra record the transmission of IR radiation.c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.d)Infrared spectra give information about bonding features and functional groups in molecules.Correct answer is option 'A'. Can you explain this answer?.
Which of the following statements regarding IR spectroscopy is wrong?a)Infrared radiation is higher in energy than UV radiation.b)Infrared spectra record the transmission of IR radiation.c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.d)Infrared spectra give information about bonding features and functional groups in molecules.Correct answer is option 'A'. Can you explain this answer? for Chemistry 2024 is part of Chemistry preparation. The Question and answers have been prepared according to the Chemistry exam syllabus. Information about Which of the following statements regarding IR spectroscopy is wrong?a)Infrared radiation is higher in energy than UV radiation.b)Infrared spectra record the transmission of IR radiation.c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.d)Infrared spectra give information about bonding features and functional groups in molecules.Correct answer is option 'A'. Can you explain this answer? covers all topics & solutions for Chemistry 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the following statements regarding IR spectroscopy is wrong?a)Infrared radiation is higher in energy than UV radiation.b)Infrared spectra record the transmission of IR radiation.c)Molecular vibrations are due to periodic motions of atoms in molecules, and include bond stretching, torsional changes, and bond angle changes.d)Infrared spectra give information about bonding features and functional groups in molecules.Correct answer is option 'A'. Can you explain this answer?.
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