The Silver Crystal Coil

Grow beautiful, real silver crystals from a copper coil while the surrounding solution turns blue.

In this fascinating single replacement redox reaction silver nitrate and copper swap places to precipitate stunning silver crystals right before your eyes. The formation of copper nitrate in the solution causes it to turn blue!

Kit includes enough materials to run the experiment FOUR times:

• Silver nitrate solution 30 mL 

• Copper wire 8in x 4

• 7mL Test Tube with Cap x 4

• Test Tube Rack