We frequently define an acid or a base as a substance whose aqueous solution gives, respectively, a higher concentration of hydrogen ion or of hydrox…

- Gilbert N. Lewis

Since hydrogen is a constituent of most of our electrolytic solvents, the definition of an acid or base as a substance which gives up or takes up hyd…

- Gilbert N. Lewis

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 …

- Gilbert N. Lewis

It was not easy for a person brought up in the ways of classical thermodynamics to come around to the idea that gain of entropy eventually is nothing…

- Gilbert N. Lewis

The scientist is a practical man and his are practical (i.e., practically attainable) aims. He does not seek the ultimate but the proximate. He does …

- Gilbert N. Lewis

There is always the danger in scientific work that some word or phrase will be used by different authors to express so many ideas and surmises that, …

- Gilbert N. Lewis

I take it that a monograph of this sort belongs to the ephemera literature of science. The studied care which is warranted in the treatment of the mo…

- Gilbert N. Lewis

A detective with his murder mystery, a chemist seeking the structure of a new compound, use little of the formal and logical modes of reasoning. Thro…

- Gilbert N. Lewis

I therefore take the liberty of proposing for this hypothetical new atom, which is not light but plays an essential part in every process of radiatio…

- Gilbert N. Lewis