halides

• Testing for halide ions


  Add a dilute nitric acid (HNO3) followed by silver nitrate (AgNO3)

  Ag+ + Cl- → AgCl(s), Cl- ions give white precipitate

  Ag+ + Br- → AgBr(s), Br- ions give cream precipitate

  Ag+ + I- → AgI(s),I- ions give yellow precipitate