in solid 1 equiv of K2NiF6 and ca. 3 equiv of BiF5 were premixed at ambient temp., F2 evolution started when the mixt. heated to about 60-70°C, peak pressure 990 Torr;

in solid equimolar amts. of reactants were premixed at ambient temp., F2 evolution started when the mixt. heated to about 60-70°C, peak pressure 820 Torr;

in solid equimolar amts. of reactants were premixed at ambient temp., F2 evolution started when the mixt. heated to about 60-70°C, peak pressure 810 Torr;