 5 anion , while XeOF3 reacts with the alkali metal fluorides KF , RbF and CsF to form the XeOF − 
 5 anion , while XeOF3 <a href='uninflect' title='1'><mark>reacts</mark></a> with the alkali metal fluorides KF , RbF and CsF to form the XeOF − 
5 anion , while XeOF3 react with da alkali metal fluorides KF , RbF and CsF to form the XeOF −