The chemical symbol (not formula) of phosphorous is P; the chemical symbol (not formula) of chlorine is Cl.
Phosphorous chlorides are: PCl3, PCl5, P2Cl4.
Formula: P2O3
The chemical formula for ammonia is NH3, and the chemical formula for chlorine is Cl2.
The chemical formula is PI3.
The chemical formula of chlorine phosphate is Cl3PO4.
The chemical formula for carbon and chlorine is CCl4 (carbon tetrachloride).
You think probable to the unstable compound P4S2.
The chemical formula for chlorine oxide is Cl2O.
The Chemical formula of chlorine dioxide is CIO2.
The chemical formula for phosphorus pentafluoride is PF5.
The chemical formula for chlorine is Cl, which represents one atom of chlorine. C1 is not a valid chemical formula.
PCl3