in neat (no solvent) reaction in a flame arc in a glass vessel; ratio of SiF4 and S2F2 (1:1 and 2:1);;

glass in neat (no solvent) reaction of S2F2 with the walls of a glass vessel;; formation of SiF4 as an impurity of S2F2;;

SbF5 in liquid sulphur dioxide 70°C, 1 h;

byproducts: KF; 100°C;

in neat (no solvent) byproducts: OF2; introduction of F2 into steel chamber, sulfur in compartments; detailed description of apparatus and handling given;; first passing through Ni (or Monel) tube (400°C); second Cu column (H2O sprayed); passed into steel column (containing carbon/Fe shavings; aq. NaOH sprayed); dried in column (containing solid NaOH, BaO or P2O5);;

AgF in neat (no solvent, gas phase) passing ClSSCl (low pressure, few Pa) through U-tube filled with AgF; according to R. W. Davis, S. Firth, J. Mol. Spectrosc. 145 (1991) 225; condensation at the mixture of liquid N2 and alcohol; IR spectroscopy;

mercury(II) fluoride in neat (no solvent) at ambient temp.;;

in neat (no solvent) Kinetics; depending on temp. and pressure; glass vacuum system, temp. 23 and 50°C, pressure 760 Torr;

in not given room temp.;;

in neat (no solvent) heating at 250°C;;