Absorption Spectra of Ethylene Oxide and of Sulfur Hexafluoride in the Vacuum Ultra-violet Region: Notes on Spectra of Cyclopropane, Dimethyl Carbonate, and Acetylacetone |
Contents
IN THE VACUUM ULTRAVIOLET | 8 |
HEXAFLUORIDE IN THE VACUUM ULTRAVIOLET | 33 |
ACETYLACETONE | 43 |
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Common terms and phrases
absorption bands absorption spectra acetone acetylacetone acetylene atomic orbitals bonding orbital C-H bond C20 deformation carbonyl compounds carbonyl group Cario and Schmidt-Ott Chemical continuous absorption continuum DIMETHYL CARBONATE discussion electron diffraction electronic spectra electronic transitions energy enol form ethylene oxide excited fluoride fractionated in vacuum H3C CH CH3 investigation ionization potential long wave length low dispersion instrument Lyman source maximum mesityl oxide microphotometer tracings molecular orbitals Norman Blake observed octahedral symmetry orbitals of ethylene oxide and cyclopropane polyatomic molecules potassium hydroxide pressure increased relative intensities Rydberg series Rydberg transitions sample Schmidt-Ott spectrograph Schmidt-Ott vacuum selection rules shown in Fig SPECTRA OF CYCLOPROPANE Spectra of Ethylene strong continuous structure sulfur hexafluoride Symmetric C-H stretching symmetry Table term values tion u.v. sensitized plates ultraviolet region Unsymmetric C-H vacuum region VACUUM ULTRAVIOLET vapor vibrational transitions wave length limit wave length standards wave numbers weak diffuse bands दो दो