Anhydrous (without water in chemical structure) liquid form
Hydrated (with water in chemical structure) solid form
Tin(IV) chloride, also known as stannic chloride or tin dioxide, is a chemical compound. Its chemical formula is SnCl4. It contains tin and chloride ions. The tin is in its +4 oxidation state.
It is made by reacting tin with chlorine.
Sn + 2 Cl2 → SnCl4
It was used in World War I to create irritating clouds of smoke. It is also used to make tin(IV) fluoride. It is also used to make organic compounds that have tin in them.