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

What is the structure of PCl 5 in the gaseous and liquid phases?

Options

  1. ATetrahedral
  2. BTrigonal pyramidal
  3. CTrigonal bipyramidal
  4. DLinear

Correct answer

C. Trigonal bipyramidal

Step-by-step solution

The paragraph mentions that in the gaseous and liquid phases, PCl 5 has a trigonal bipyramidal structure with equivalent equatorial P-Cl bonds and longer axial bonds due to increased repulsion.

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