Saved Bookmarks
| 1. |
Discuss the uses of phosphine. |
| Answer» Solution :Phosphine is USED for producing smoke screen as it gives LARGE smoke. In a ship, a pierced container with a mixture of calcium carbide and calcium PHOSPHIDE, LIBERATES phosphine and acetylene when thrown into sea. The LIBERATED phosphine catches fire and ignites acetylene. These burnings gases serves as a signal to the approaching ships. This is knwon as Holmes signal. | |