Per-Acids and Their Salts (Classic Reprint) - Hardcover

Inhaltsangabe

Excerpt from Per-Acids and Their Salts

There are other acids to which the prefix per has been applied, for example, perchloric, periodic, permanganic, and perruthenic acids. In the light of the above definition, however, these cannot be classed as true per-acids, since they are not formed by the action of hydrogen peroxide on the lower acids, nor is hydrogen peroxide produced by the action Of dilute sulphuric acid on them or on their salts. In their case the use of the prefix per denotes only that they contain relatively more oxygen than chloric, iodic, manganic, and ruthenic acids respectively.

Hydrogen peroxide is known to combine with many salts to form definite crystalline compounds.6 In many cases it is tolerably certain that the hydrogen peroxide is present in a condition analogous to that of the water in salts containing water of crystallization such compounds are, for example,'

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