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Compounds of phosphorus - pcl3 - class-XII

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Multiple Choice

A translucent white waxy solid (A) reacts with excess of chlorine to give a yellowish white powder (B). (B) reacts with organic compounds containing -OH group converting them into chloro derivatives. (B) on hydrolysis gives (C) and is finally converted to phosphoric acid. (A), (B) and (C) are?

  1. $P _{4}$,$PCl _{3}$,$H _{3}PO _{4}$
  2. $P _{4}$,$PCl _{5}$,$H _{3}PO _{3}$
  3. $P _{4}$,$PCl _{5}$,$POCl _{3}$
  4. $P _{4}$,$PCl _{3}$,$POCl _{3}$
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