Question

Phosphorus trichloride, PCl3undergoes, hydrolysis at room temperature to produce an oxoacid. It has the formula :

• A. HPO3
• B. H3PO3
• C. H3PO4
• D. H3PO2

Answer 1

Answer: (B)

H3PO3

Answer 2

The spontaneous combustion of phosphine is technically used in Holme’s samples. Containers containing calcium carbide and calcium phosphide are pierced and thrown in the sea when the gases evolved burn and serve as a signal.