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What cations are formed in the mass spectrometer by α cleavage of attached compound?
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- What cations are formed in the mass spectrometer by α cleavage of each of the following compounds?1. Which one of the given compounds is consistent with the mass spectrum below? 100 40 20 10 20 25 30 35 40 5o 55 45 60 65 70 75 m/z Courtesy of SDBS: National Institute of Advanced Industrial Science and Technology A. CH,CH,CH(CH,), В. CH,CHOHCH,CH, C. CH,CH,OCH,CH, D. CH,CH,NHCH,CH, E. CH,CH,CH,CH, Relative htensityWhat cations are formed in the mass spectrometer by α cleavage of each of the attached compounds?
- What cations are formed in the mass spectrometer by a cleavage of each of the following compounds? os se on OH a. b. C.Account for the formation of the base peak in these mass spectra. ( Q.) Isobutylamine, m/z 30What cations are formed in the mass spectrometer by a cleavage of each of the following compounds? b. CH3CH,CH2CH,CH,CH,OH c. CH;CH,CH,CHO а. CH;CH2
- Which one of the following statements is not true? O In mass spectrometry, the initially formed radical cation can sometimes survive and appear as a peak on the mass spe O Visible light is higher in energy than infrared light. O In mass spectrometry the peak corresponding to an ethyl cation fragment would appear at m/z 30. O In mass spectrometry, a benzylic cation would appear at m/z 91. O In IR spectroscopy, a C-O bond stretch would appear at a lower cm1 than a C=O bond stretch. %23 $ & 8 2 3 4 6 8 Q E R T. Y 4 5 2 K D G H. C || N M. altWhich of the following is true about the base peak in mass spectrometry? It has the largest peak height in the spectrum. It has the highest m/z value of all the peaks in the spectrum. The m/z value equals the molecular weight of the compound. The m/z value corresponds to a very stable carbanion.42) Determine the mass of the likely fragment ion that will be observed in the mass spectrum for following molecule H CH;CH;CH;CH; N-CH;CH,