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NEETChemistryp Block Elements (Group 15, 16, 17 & 18)

How is phosphorus trichloride (PCl 3 ) obtained?

Options

  1. ABy passing dry chlorine over heated white phosphorus
  2. BBy mixing white phosphorus with water
  3. CBy reacting thionyl chloride with red phosphorus
  4. DBy heating phosphorus pentachloride (PCl 5 )

Correct answer

A. By passing dry chlorine over heated white phosphorus

Step-by-step solution

The paragraph describes the preparation of phosphorus trichloride as obtained by passing dry chlorine over heated white phosphorus.

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