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| 1. |
Give the reason for the following:Phosphorus froms PCl_5 whille nitrogen cannot from NCl_5 |
| Answer» SOLUTION :NITROGEN has no d-orbitals in its VALENCE SHELL. It cannot expand its covalency beyond four and hence cannot from pentahalides. But phosphorus has vacant d-orbitals in its valence shell.hence it can expand its covalency beyond four and forms penthalides. | |