The species formed on fluorination of phosphorus pentachloride in a polar organic solvent are

\({\left[{\mathrm{PF}}_{4}\right]}^{+}{\left[{\mathrm{PF}}_{6}\right]}^{-}\)and \({\left[{\mathrm{PCl}}_{4}\right]}^{+}{\left[{\mathrm{PF}}_{6}\right]}^{-}\)

\({\left[{\mathrm{PCl}}_{4}\right]}^{+}{\left[{\mathrm{PCl}}_{4}{\mathrm{F}}_{2}\right]}^{-}\)and \({\left[{\mathrm{PCl}}_{4}\right]}^{+}{\left[{\mathrm{PF}}_{6}\right]}^{-}\)

\({\mathrm{PF}}_{3}\) and \({\mathrm{PCl}}_{3}\)

\({\mathrm{PF}}_{5}\) and \({\mathrm{PCl}}_{3}\)