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

Tamilnadu BoardEnglish MediumSTD 12Chemistryp-Block Elements – II2 Marks
Question
How will you prepare $PCl_3$ from white phosphorous?
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Answer

  1. When a slow stream of chlorine is passed over white phosphorous, $PCl_3$ is formed
  2. It can also be obtained by treating white phosphorous with thionyl chloride.

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