Principles of Instrumental Analysis
7th Edition
ISBN: 9781305577213
Author: Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher: Cengage Learning
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Chapter 20, Problem 20.18QAP
Interpretation Introduction
Interpretation:
The ions which results in the four peaks having larger mass-to-charge ratios than the M+ peak in given should be identified.
Concept introduction:
Mass spectrometry is a powerful analytical technique which is used to elucidate structure of compounds, quantify materials, identify unknown compounds etc. In mass spectrophotometer the molecule is ionized by giving it a positive charge by removing an electron or by adding a proton. The molecule may break into several positively charged fragments according to the ionization method used. Then in a mass analyzer these cationic molecular fragments are separated based on their mass and detected by the detector. Only positively charged molecular fragments are detected by the detector.
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