The structure of the H3O+ (hydronium) ion
β Scribed by Peter A. Kollman; Charles F. Bender
- Publisher
- Elsevier Science
- Year
- 1973
- Tongue
- English
- Weight
- 335 KB
- Volume
- 21
- Category
- Article
- ISSN
- 0009-2614
No coin nor oath required. For personal study only.
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The results of INDO calculations do not support the discovery of the I-i30 free radical\_ Recently Martin and Swift [I ] came to the conelusion that they had clearly demonstrated "the first direct and unequivocal evidence for the hydronium radical" H,O. Their H30 spectrum is characteristic of a free
## Abstract It is shown that the chemical shift of the generally utilized internal reference for ^1^H NMR measurements in superacid media, namely, tetramethylammonium bromide, which is normally fixed at 3.10 ppm from external TMS, changes with the composition of the acid mixture (HF or HSO~3~F:SbF~