The species formed on fluorination of phosphorus pentachloride in a polar organic solvent are:
\( [\mathrm{PF}_4]^+ \) \( [\mathrm{PF}_6]^- \) and \( [\mathrm{PCl}_4]^+ \) \( [\mathrm{PF}_6]^- \)
\( [\mathrm{PCl}_4]^+ \) \( [\mathrm{PCl}_4\mathrm{F}_2]^- \) and \( [\mathrm{PCl}_4]^+ \) \( [\mathrm{PF}_6]^- \)
\( \mathrm{PF}_5 \) and \( \mathrm{PCl}_3 \)
