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(Solved): structure of this fragment? C3H7 CHC=0 3) What is the m/z value of the molecular ion in the mass s ...
structure of this fragment? C3H7 CH³C=0 3) What is the m/z value of the molecular ion in the mass spectrum of 1-butanol? 4) What is the m/z value of the molecular ion in the mass spectrum of ethylpropylamine? 5) What is the m/z value of the molecular ion in the mass spectrum of 2-bromobutane? 6) Describe the M and M+2 values in the mass spectrum of CH3CH2Br. 7) What technique can be used to determine the molecular formula of a compound? 8) Which region of the electromagnetic spectrum, IR or UV, contains photons of higher energy? 9) Which region of the electromagnetic spectrum, radio or visible, has light waves of shor wavelength? 10) Which region of the electromagnetic spectrum, IR or X-ray, has light waves of lower frequency? 11) Arrange the following regions of the electromagnetic spectrum in order of decreasing wavelength: microwaves, visible light, ultraviolet light, infrared radiation, X-rays 12) Which has a lower stretching frequency, the C-O bond or the C-O bond? Explain brie 13) Explain how hydrogen bonding affects the shape of O-H and N-H absorption bands spectra. 4) How can IR spectroscopy be used to distinguish between the following compounds? (CH3)3N and CH3NHCH2CH3 Identify the compound. C3H3Br: 3300, 2900, 2100 cm-1
structure of this fragment? C3H7CH3C=O 3) What is the m/z value of the molecular ion in the mass spectrum of 1-butanol? 4) What is the m/z value of the molecular ion in the mass spectrum of ethylpropylamine? 5) What is the m/z value of the molecular ion in the mass spectrum of 2-bromobutane? 6) Describe the M and M+2 values in the mass spectrum of CH3CH2Br. 7) What technique can be used to determine the molecular formula of a compound? 8) Which region of the electromagnetic spectrum, IR or UV, contains photons of higher energy? 9) Which region of the electromagnetic spectrum, radio or visible, has light waves of shor wavelength? 10) Which region of the electromagnetic spectrum, IR or X-ray, has light waves of lower frequency? 11) Arrange the following regions of the electromagnetic spectrum in order of decreasing wavelength: microwaves, visible light, ultraviolet light, infrared radiation, X-rays 12) Which has a lower stretching frequency, the C=O bond or the C−O bond? Explain bri 13) Explain how hydrogen bonding affects the shape of O−H and N−H absorption bands spectra. 4) How can IR spectroscopy be used to distinguish between the following compounds? (CH3)3N and CH3NHCH2CH3 Identify the compound. C3H3Br:3300,2900,2100cm−1