JEE Advanced · 2024 · 26 May 2024 · Paper 2 · p-Block Elements

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The species formed on fluorination of phosphorus pentachloride in a polar organic solvent are :
  1. (A) and
  2. (B) and ✓ Correct
  3. (C) and
  4. (D) and

Answer: (B)

Solution

When is fluorinated in a polar organic solvent, it forms ionic isomers. The fluorination is partial and produces two ionic species:
  • (colorless crystals)
  • (white crystals)

The polar solvent stabilizes these ionic forms.

JEE Advanced · 2024 · 26 May 2024 · Paper 2 · Single correct option

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