Perchloric acid is also formed by the action of an electric current on solutions of chlorine and chlorine monoxide.
Perchloric acid was obtained by Count Stadion and afterwards by Serullas, and was studied by Roscoe and others.
Of all the acids of chlorine, perchloric acid alone can be distilled.
Perchloric acid, which is obtained in a free state by the action of sulphuric acid on its salts, may be separated from a solution very easily by distillation, being volatile, although it is partially decomposed by distillation.
Perchloric acid, HClO{4}, is the most stable of all the acids of chlorine.
Neither sulphuric nor any other acid will further decomposeperchloric acid as it decomposes chloric acid.
Sulphuric acid (at a temperature not below 100°) evolves volatile and to a certain extent stable perchloric acid from potassium perchlorate.
This latter may be easily purified, because it is but sparingly soluble in water, although all the other salts of perchloric acid are very soluble and even deliquesce in the air.
This nostrum, which was first introduced as "a combination of perchloric acid with a new alkaloid," has become a popular anodyne and sedative.
Roscoe, pure perchloric acid distils over at first, but if the distillation be continued a white crystalline mass of hydrated perchloric acid, HClO4.
Further concentration leads to decomposition, with evolution of oxygen and formation of perchloric acid.
Michael by slowly adding perchloric acid to phosphoric oxide below -10 deg.
Perchloric acid is best prepared by distilling potassium perchlorate with concentrated sulphuric acid.
It turns to a greenish-yellow colour in two or three days and gives off a greenish gas; it explodes violently on percussion or in contact with a flame, and is gradually converted into perchloric acid by the action of water.
In view of the small tendency toward sudden changes found in nature, one might suspect traces of basic character to be preserved right through the series to the strongest acids, like perchloric acid.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "perchloric" in a variety of sentences. We hope that you will now be able to make sentences using this word.
