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Collision-induced dissociation: Quiz


Question 1: In the collision some of the kinetic energy is converted into ________ which results in bond breakage and the fragmentation of the molecular ion into smaller fragments.
Internal energyGibbs free energyEntropyThermodynamic potential

Question 2: In mass spectrometry, collision-induced dissociation (CID), referred to by some as collisionally activated dissociation (CAD), is a mechanism by which to fragment molecular ________ in the gas phase.
Half cellElectrolyteIonLithium-ion battery

Question 3: By looking for a unique fragment ion you can detect a given molecule in the presence of other molecules of the same nominal ________, essentially reducing the background and increasing the limit of detection.
Atomic massMolecular massDeuteriumHydrogen

Question 4: This produces a ________ of the CID fragments from which structural information or identity can be gained.
Mass spectrometryTandem mass spectrometryMass spectrumMass (mass spectrometry)

Question 5: These fragment ions can then be analyzed by a ________.
AutopsyChromatographyEnzyme assayMass spectrometry

Question 6: Electron multiplier  • ________  • Daly detector
Ion sourceTime-of-flight mass spectrometryMass spectrometryMicrochannel plate detector

Question 7: CID is used as part of tandem mass spectrometry for many ________ in proteomics.
Interaction (statistics)Statistical unitRandomized controlled trialExperiment


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