Principles of Instrumental Analysis, 6th Edition
6th Edition
ISBN: 9788131525579
Author: Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher: Cenage Learning
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Question
Chapter 16, Problem 16.2QAP
Interpretation Introduction
(a)
Interpretation:
The force constant for
Concept introduction:
The force constant is defined as the restoring force divide by unit distance by which the bond is stretched out. The force constant is used for the analysis and characteristics of the molecules.
Interpretation Introduction
(b)
Interpretation:
The wavenumber of the absorption band for
Concept introduction:
The wavenumber is defined as the wavelength per unit distance. The wavenumber is generally expressed in
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(a) Draw a rough schematic of the series of resonances corresponding to a vibrational transition
for a diatomic. Label the P and R branches, explain what the difference is between them, and
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(b) What is the main information about a diatomic molecule that one can obtain from vibrational
and rotational transition frequencies (assuming that the reduced mass is known)?
The hydrogen hal ides have the following fundamental vibrational wavenumbers: HF HCI HBr HIv/cm-1 4138 2992 2649 2308(a) Calculate the force constants of the hydrogen-halogen bonds. (b) Predict the fundamental vibrational wavenumbers of the deuterium hal ides.
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Three Raman excitation wavelengths are available to obtain the spectrum of
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Explain as fully as possible, the differences in the spectra that would be
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NH2
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N
N-NH
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Chapter 16 Solutions
Principles of Instrumental Analysis, 6th Edition
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