(a)
Interpretation:
Whether the
Concept introduction:
The IR rays are able to stretch the bond in the compound as they carry the energy sufficient to perform this task. The compound is said to be IR active if the energy absorbed the bond leads to change in the dipole moment of the molecule.
Answer to Problem 12.10P
The
Explanation of Solution
Change in the dipole moment of the molecule on IR absorption is the necessary condition to be IR active.
The
Therefore,
The
(b)
Interpretation:
Whether the
Concept introduction:
The IR rays are able to stretch the bond in the compound as they carry the energy sufficient to perform this task. The compound is said to be IR active if the energy absorbed the bond leads to change in the dipole moment of the molecule.
Answer to Problem 12.10P
The
Explanation of Solution
Change in the dipole moment of the molecule on IR absorption is the necessary condition to be IR active.
The
Therefore,
The
(c)
Interpretation:
Whether the cyclohexane ring “breathing” or simultaneous stretching of the all
Concept introduction:
The IR rays are able to stretch the bond in the compound as they carry the energy sufficient to perform this task. The compound is said to be IR active if the energy absorbed the bond leads to change in the dipole moment of the molecule.
Answer to Problem 12.10P
The simultaneous stretch of all
Explanation of Solution
Change in the dipole moment of the molecule on IR absorption is the necessary condition to be IR active.
The simultaneous stretch of all
Therefore, simultaneous stretch of all
The simultaneous stretch of all
(d)
Interpretation:
Whether the
Concept introduction:
The IR rays are able to stretch the bond in the compound as they carry the energy sufficient to perform this task. The compound is said to be IR active if the energy absorbed the bond leads to change in the dipole moment of the molecule.
Answer to Problem 12.10P
The
Explanation of Solution
Change in the dipole moment of the molecule on IR absorption is the necessary condition to be IR active.
The
Therefore,
The
(e)
Interpretation:
Whether the symmetrical stretching of the
Concept introduction:
The IR rays are able to stretch the bond in the compound as they carry the energy sufficient to perform this task. The compound is said to be IR active if the energy absorbed the bond leads to change in the dipole moment of the molecule.
Answer to Problem 12.10P
The symmetric stretch of
Explanation of Solution
Change in the dipole moment of the molecule on IR absorption is the necessary condition to be IR active.
The symmetric stretch of
Therefore, symmetric stretch of
The symmetric stretch of
(f)
Interpretation:
Whether the
Concept introduction:
The IR rays are able to stretch the bond in the compound as they carry the energy sufficient to perform this task. The compound is said to be IR active if the energy absorbed the bond leads to change in the dipole moment of the molecule.
Answer to Problem 12.10P
The stretch of
Explanation of Solution
Change in the dipole moment of the molecule on IR absorption is the necessary condition to be IR active.
The stretch of
Therefore, stretch of
The stretch of
(g)
Interpretation:
Whether the
Concept introduction:
The IR rays are able to stretch the bond in the compound as they carry the energy sufficient to perform this task. The compound is said to be IR active if the energy absorbed the bond leads to change in the dipole moment of the molecule.
Answer to Problem 12.10P
The
Explanation of Solution
Change in the dipole moment of the molecule on IR absorption is the necessary condition to be IR active.
The structure of
Figure 1
The
Therefore,
The
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Chapter 12 Solutions
Organic Chemistry Study Guide and Solutions
- (a) Calculate the energy difference between the two spin states of 1H and of 13C in a magnetic field of 6.8 T. 1H 4.0 13C 4.0 J (b) What is the precession frequency of a 1H nucleus at this magnetic field? Of a 13c nucleus? 1H 4.0 260 MHz 13C (4.0 65 MHz (c) At what magnetic field do protons precess at a frequency of 300. MHz? 4.0 T.arrow_forwardIndicate whether the following vibrations are active or inactive in the IR spectrum,justify your answer.arrow_forward7. Consider the C=O stretching data for the following cyclic ketones: cyclopropane 1813 cm³¹; cyclobutanone 1791 cm³¹; cyclopentanone 1740 cm³¹. (a) which ketone has the strongest bond? (b) where in the trend would you expect the C=O stretch of cyclopropenone? (Use the hybridization information in the same way we used hybridization for C-H stretching.)arrow_forward
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- Give a clear handwritten answer with explanation neededarrow_forwardI need help with 5arrow_forward(a) Calculate the energy difference between the two spin states of 1H and of 13C in a magnetic field of 6.8 T. 1H 4.0 1.19e-25 X J 13C 4.0 J (b) What is the precession frequency of a 1H nucleus at this magnetic field? Of a 13C nucleus? 1H 4.0 290 MHz 13C 4.0 73 MHz (c) At what magnetic field do protons precess at a frequency of 300. MHz? 4.0 7.04 Tarrow_forward
- Principles of Modern ChemistryChemistryISBN:9781305079113Author:David W. Oxtoby, H. Pat Gillis, Laurie J. ButlerPublisher:Cengage Learning