Core &
Ext. Metals: Displacement Rxns & Stability of Compounds
Slide 19 of 42
Displacement:
tendency of Metal to form ion
When an Iron nail is placed in a
solution of copper sulfate, a coating of copper forms on the surface
of the nail and the solution changes from pale blue to colorless.
Here, iron (Stan) and copper (Kyle)
compete for the sulfate ions (Piggy).
Cu2+
SO42-
(Fe)
Fe2+
SO42-
(Cu)