Which of the following is not correct for PCl₅ ?

• A

  In gaseous state, it is trigonal bipyramidal

• B

  Two P-Cl bonds are equal in length and longer than other three which are equal in length with one another

• C

  On heating PCl₅ gives PCl₃

• D

  It can be prepared by the reaction of white phosphorus with SOCI₂ [thionyl chloride)