Another Powerful Mix of Acids: Nitric & Perchloric Acids vs Iridium Metal Powder

First published at 13:23 UTC on October 4th, 2020.

In this video I demonstrate the action of a mix of hot, concentrated nitric and perchloric acids (generated in-situ by the addition of potassium perchlorate) on amorphous iridium powder precipitated from barium iridate using sodium borohydride. Irid…

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CategoryScience & Technology
SensitivityNormal - Content that is suitable for ages 16 and over