Zusammenfassung der Ressource
Effect of aqueous sodium hydroxide(NaOH) on Cations
- Aliminium
- white precipitate formed, soluble in excess aqueous NaOH to form a colourless solution of complex ions.
- Ammonium(NH4+)
- No precipitate formed Ammonia gas produced on warming.
- Calcium(Ca2+)
- White precipitate formed, Insoluble in excess aqueous NaOH
- Copper(II)(Cu2+)
- Light blue precipitate formed, Insoluble in excess aqueous NaOH