Identification of cations 0.0 / 5 ? ChemistryTesting and analysing substancesIGCSECIE Created by: sheismaxineeCreated on: 16-09-21 18:55 forms white ppt. that is soluble in excess NaOH but not in excess ammonia Aluminium 1 of 7 forms white ppt. that is insoluble in excess NaOH Calcium 2 of 7 forms white ppt. that is soluble in excess in both NaOH and ammonnia zinc 3 of 7 forms green ppt soluble in excess NaOH but insoluble in excess ammonia chromium 4 of 7 forms green ppt soluble in excess NaOH and ammonia iron II 5 of 7 forms red brown ppt insoluble in excess NaOH and ammonia iron III 6 of 7 forms light blue ppt insoluble in excess NaOH but soluble in excess ammonia to form dark blue color copper II 7 of 7
Comments
No comments have yet been made