Problem 2 Draw a schematic (line) representation of the pure first-order spectrum (AMX) corresponding to the following parameters: Frequencies (Hz from TMS): VA = 300; VM = 240; vx = 120. %3D Coupling constants (Hz): JAM = 10; JAX = 2; JMX = 8. %3! Assume that the spectrum is a pure first- order spectrum and ignore any small distortions in relative intensities of lines that would be apparent in a "real" spectrum. Sketch in "splitting diagrams" above the schematic spectrum to indicate which splittings correspond to which coupling constants. Give the chemical shifts on the 8 scale corresponding to the above spectrum р. 117
Problem 2 Draw a schematic (line) representation of the pure first-order spectrum (AMX) corresponding to the following parameters: Frequencies (Hz from TMS): VA = 300; VM = 240; vx = 120. %3D Coupling constants (Hz): JAM = 10; JAX = 2; JMX = 8. %3! Assume that the spectrum is a pure first- order spectrum and ignore any small distortions in relative intensities of lines that would be apparent in a "real" spectrum. Sketch in "splitting diagrams" above the schematic spectrum to indicate which splittings correspond to which coupling constants. Give the chemical shifts on the 8 scale corresponding to the above spectrum р. 117
Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter15: Molecular Luminescence Spectrometry
Section: Chapter Questions
Problem 15.1QAP
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Transcribed Image Text:Problem 2
Draw a schematic (line) representation of
the pure first-order spectrum (AMX)
corresponding to the following
parameters:
Frequencies (Hz from TMS): VA = 300;
VM = 240; vx = 120.
%3D
Coupling constants (Hz): JAM = 10;
JAX = 2; JMX = 8.
%3!
Assume that the spectrum is a pure first-
order spectrum and ignore any small
distortions in relative intensities of lines
that would be apparent in a "real"
spectrum.
Sketch in "splitting diagrams" above the
schematic spectrum to indicate which
splittings correspond to which coupling
constants.
Give the chemical shifts on the 8 scale
corresponding to the above spectrum
obtained with an instrument operating at
60 MHz for protons.
350
300
250
200
150
100 Hz trom TMS)
p. 117
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