Química Nova (Jan 2010)
Preparação e caracterização espectroscópica de complexos de boro: uma proposta para uma prática integrada de química inorgânica Preparation and spectroscopic characterization of boron complexes: a proposal for an integrated inorganic laboratory
Abstract
As a proposal for an undergraduate second or third year inorganic laboratory course, the present paper describes the preparation of three representative boron complexes: potassium tetrafluoroborate, pyridoxin boron complex and potassium bis(oxalato)borate. The complexes are characterised by infrared and multinuclear magnetic resonance spectroscopy (¹H, 11B and 19F) where isotopic effects are demonstrated.
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