This outlines one way to carry out the practical using copper(II) oxide powder and dilute sulfuric acid. Eye protection must be worn. 1. Add some dilute sulfuric acid to a small beaker. 2. Add some ...

Discover the fascinating process of growing vibrant crystals from potassium ferricyanide, copper sulfate, and potassium alum with this in-depth crystal experiment. Watch as we prepare saturated ...

Or copper (II) sulphate, the staple of every child's chemistry set and the source of that most wondrous of junior school experiments, growing deep blue crystals from a saturated solution. This week in ...