Analysis of information sources in references of the Wikipedia article "Gilbert Newton Lewis" in Portuguese language version.
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<ref> tag; name ":9" defined multiple times with different content.We are inclined to think of substances as possessing acid or basic properties, without having a particular solvent in mind. It seems to me that with complete generality we may say that a basic substance is one which has a lone pair of electrons which may be used to complete the stable group of another atom, and that an acid substance is one which can employ a lone pair from another molecule in completing the stable group of one of its own atoms. In other words, the basic substance furnishes a pair of electrons for a chemical bond, the acid substance accepts such a pair.Predefinição:Psc