5.Phosgene is the name of 1) A phosphorus compound 2) Phosphonium compound 3) Carbonyl dichloride 4) Phosphorus halide

Phosphorus and its compounds

The reaction of white phosphorus with aqueous NaOH gives phosphine along with another phosphorus containing compound. The reacation type, the oxidation states of phosphorus in phosphine and the other product are respectvely:

Phosphorus and its Compounds, Allotropes OF Phosphorus, White Phosphorus, Red Phosphorus, Black Phosphorus, Phosphine(PH3), Acids OF Phosphorus, Halides OF Phosphorus

In an organic compound phosphorus is estimated as