AgF is water insoluble `F^(o.)` ION does not gives ppt, with `AgNO_(3)` `Cl_(2), Br_(2) I_(2)` TURNS starch SOLUTION to blue Bromine vapour turns MOIST starch-iodine paper to blue.
Solution :(a) AgF is water soluble, (c ) `Cl_(2), Br_(2) I_(2)` does not turns starch solution to blue.