Spectroscopy 0.0 / 5 ? ChemistrySpectroscopyASOCR Created by: TylerslobodianCreated on: 26-04-16 20:36 The molecular ion M+ is the positive ion formed when a molecule loses an Electron 1 of 14 What goes on the y axis of a mass spectrum Relative intensity 2 of 14 What isotope of carbon is responsible for a small M+1 peak Thirteen 3 of 14 In the mass spectrometer some molecular ions break down into smaller pieces known as fragments in a process known as Fragmentation 4 of 14 The other peaks in a mass spectrum are cause by Fragment ions 5 of 14 What are the two species the simplest fragmentation breaks a molecular ion into Fragment anion and radical 6 of 14 Bend vibration results in change in? Bond angle 7 of 14 The amount a bond stretches or bend depends on? Mass and strength 8 of 14 What range is the IR radiation used 200-4000cm-1 9 of 14 Absorbance peak of an alcohol 3200-3600cm-1 10 of 14 Absorbance peak of an aldehyde or ketone 1630-1820cm-1 11 of 14 Absorbance peak of a carboxylic acid 1630-1820cm-1 12 of 14 Application of spectroscopy Breathalyser 13 of 14 Use of percentage composition data to determine the empirical formula Elemental analysis 14 of 14
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