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NCERT Class XII Chemistry
Chapter - The p-Block Elements
Questions with Solutions

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Question : 49 of 74
Marks: +1, -0
What happens when PCl5\mathrm{PCl}_5 is heated?
Solution:  
On heating PCl5\mathrm{PCl}_5 sublimes and is converted to PCl3\mathrm{PCl}_3 on strongerheating.
PCl5→heatPCl3+Cl2\mathrm{PCl}_5 \xrightarrow{\text{heat}} \mathrm{PCl}_3 + \mathrm{Cl}_2
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