Tetrafluoromethane (CF4)

Name Formula z αe (10−40 Fm2) µ (D) εi (eV)

CF4 Carbon tetrafluoride 42 4.27 0 16.20

C2F6 Hexafluoroethane 66 7.588 0 14.6

C3F8 Perfluoropropane 90 7.20-10.46 0.07 13.3

Note:Z = Number of electrons; αe = electronic polarizability; µ = dipole moment; εi = ionization potential.