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p-Block Elements – II — Chemistry STD 12 — Question

Tamilnadu BoardEnglish MediumSTD 12Chemistryp-Block Elements – II1 Mark
Question
What happens when $PCl _5$ is heated?
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Answer

On heating phosphorous pentachloride, it decomposes into phosphorus trichloride and chlorine.$PCl _5 \stackrel{\Delta}{\rightarrow} PCl _3+ Cl _2$

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