level: Aqueous cations
Questions and Answers List
level questions: Aqueous cations
| Question | Answer |
|---|---|
| Effect of aqueous sodium hydroxide on Ammonium | Ammonia produced on warming |
| Effect of aqueous sodium hydroxide on calcium | White ppt, insoluble in excess |
| Effect of aqueous sodium hydroxide on Copper (II) | Light blue ppt, insoluble in excess |
| Effect of aqueous sodium hydroxide on Iron (II) | Green ppt, insoluble in excess |
| Effect of aqueous sodium hydroxide on Iron (III) | Red-brown ppt, insoluble in excess |
| Effect of aqueous sodium hydroxide on Zinc | White ppt, soluble in excess, giving a colourless solution |
| Effect of aqueous ammonia on Ammonium | nothing |
| Effect of aqueous ammonia on Calcium | No ppt or very slight white ppt |
| Effect of aqueous ammonia on Copper (II) | Light blue ppt, soluble in excess, giving a dark blue solution |
| Effect of aqueous ammonia on Iron (II) | Green ppt, insoluble in excess |
| Effect of aqueous ammonia on Iron (III) | Red-brown ppr, insoluble in excess |
| Effect of aqueous ammonia on Zinc | White ppt, soluble in excess, giving a colourless solution |