Sodium hexafluorophosphate explained

Sodium hexafluorophosphate is an inorganic compound with the chemical formula NaPF₆.

It has been used as a component of a non-aqueous electrolyte in rechargeable sodium-ion batteries.^[1] NaPF₆ can be prepared by the reaction:

PCl₅ + NaCl + 6 HF → NaPF₆ + 6 HCl

Further reading

• Book: Woyski, M. M. . . 3 . 111–117 . 10.1002/9780470132340.ch29 . 1950 . Shenk . W. J. . Pellon . E. R. . Inorganic Syntheses . Hexafluophosphates of Sodium, Ammonium, and Potassium . 978-0-470-13234-0.

Notes and References

1. Wang . Chueh-Han . Yeh. Ju-Wen . Wongittharom . Nithinai . Wang . Yi-Chen . Tseng . Chung-Jen . Lee . Sheng-Wei . Chang . Wen-Sheng . Chang . Jeng-Kuei . January 15, 2015 . Rechargeable Na/Na0.44MnO2 cells with ionic liquid electrolytes containing various sodium solutes . Journal of Power Sources . 274 . 1016–1023 . 10.1016/j.jpowsour.2014.10.143 . 2015JPS...274.1016W . November 2, 2021.