Tin(II) iodide

Tin(II) iodide, also known as stannous iodide, is a chemical compound. Its chemical formula is SnI2. It contains tin and iodide ions. The tin is in its +2 oxidation state.
Properties.
Tin(II) iodide is a red-orange solid. It is a reducing agent. 
Preparation.
It is made by dissolving tin or its oxide in hydriodic acid.