Identification of cations 0.0 / 5 ? ChemistryTesting and analysing substancesIGCSECIE Created by: sheismaxineeCreated on: 16-09-21 18:55 7423156 Across 1. forms light blue ppt insoluble in excess NaOH but soluble in excess ammonia to form dark blue color (6, 2) 5. forms green ppt soluble in excess NaOH and ammonia (4, 2) 6. forms white ppt. that is soluble in excess NaOH but not in excess ammonia (9) 7. forms white ppt. that is insoluble in excess NaOH (7) Down 2. forms white ppt. that is soluble in excess in both NaOH and ammonnia (4) 3. forms red brown ppt insoluble in excess NaOH and ammonia (4, 3) 4. forms green ppt soluble in excess NaOH but insoluble in excess ammonia (8)
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