Name: copper chromate2 @bobworley7974
Uploaded: 2021-10-28T01:29:31-0400
Duration: 8 min 17 s
Description: This shows the mobility of copper and chromate ions and provides evidence of the positive and negative charges on the ions. copper chromate is dissolved in a minimum volume of conc ammiona.

Uploaded July 2018 | Updated September 2026, 2 weeks ago

Sodium chloride from one side and silver nitrate from the other, dissolve and then diffuse through the liquid. As the ions from both sides meet, silver chloride forms as a white line. (Light will discolour the precipitate!)

Evidence for the concept of spectator ions in precipitation.

Introduction to microscale chemistry techniques for teaching.

citric acid and sodium carbonate in blueberry skin extract

Silver nitrate reacting with copper wire

The reaction between sodium and chlorine