4941574
Description
Flashcards by katy stopforth, updated more than 1 year ago
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Created by katy stopforth
over 8 years ago
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| Question | Answer |
| Aqueous Ion Iron(II) | [Fe(H₂O)₆]²⁺ (aq) green solution |
| Action of NaOH Iron(II) | Fe(H₂O)₄(OH)₂ (s) green ppt goes brown on standing in air |
| Action of an excess of NaOH (aq) Iron(II) | No further change |
| Action of NH₃ (aq) Iron(II) | Fe(H₂O)₄(OH)₂ (s) green ppt goes brown on standing in air |
| Action of an excess of NH₃ (aq) Iron(II) | No further change |
| Action of Na₂CO₃ (aq) Iron(II) | FeCO₃ (s) green ppt |
| Aqueous Ion Copper(II) | [Cu(H₂O)₆]²⁺ (aq) blue solution |
| Action of NaOH Copper(II) | Cu(H₂O)₄(OH)₂ (s) blue ppt |
| Action of an excess of NaOH (aq) Copper(II) | No further change |
| Action of NH₃ (aq) Copper(II) | Cu(H₂O)₄(OH)₂ (s) blue ppt |
| Action of an excess of NH₃ (aq) Copper(II) | [Cu(H₂O)₂(NH₃)₄]²⁺ (aq) deep blue solution |
| Action of Na₂CO₃ (aq) Copper(II) | CuCO₃ (s) blue-green ppt |
| Action of HCl (aq) Copper(II) | [CuCl₄]²⁻ (aq) yellow solution (may look green) |
| Aqueous Ion Iron(III) | [Fe(H₂O)₆]³⁺ (aq) purple solution (may look yellow-brown due to some [Fe(H₂O)₅(OH)]²⁺) |
| Action of NaOH Iron(III) | Fe(H₂O)₃(OH)₃ (s) brown ppt (may look orange-brown) |
| Action of an excess of NaOH (aq) Iron(III) | No further change |
| Action of NH₃ (aq) Iron(III) | Fe(H₂O)₃(OH)₃ (s) brown ppt (may look orange-brown) |
| Action of an excess of NH₃ (aq) Iron(III) | No further change |
| Action of Na₂CO₃ (aq) Iron(III) | Fe(H₂O)₃(OH)₃ (s) brown ppt (may look orange-brown) and CO₂ gas evolved |
| Aqueous Ion Aluminium(III) | [Al(H₂O)₆]³⁺ (aq) colourless solution |
| Action of NaOH Aluminium(III) | Al(H₂O)₃(OH)₃ (s) white ppt |
| Action of an excess of NaOH (aq) Aluminium(III) | [Al(OH)₄] ⁻ (aq) colourless solution |
| Action of NH₃ (aq) Aluminium(III) | Al(H₂O)₃(OH)₃ (s) white ppt |
| Action of an excess of NH₃ (aq) Aluminium(III) | No further change |
| Action of Na₂CO₃ (aq) Aluminium(III) | Al(H₂O)₃(OH)₃ (s) white ppt and CO₂ gas evolved |
| Aqueous Ion Cobalt(II) | [Co(H₂O)₆]²⁺ (aq) pink solution |
| Action of NaOH Cobalt(II) | Co(H₂O)₄(OH)₂ (s) blue ppt |
| Action of an excess of NH₃ Cobalt(II) | [Co(NH₃)₆]²⁺ (s) pale brown solution |
| Action of Na₂CO₃ (aq) Cobalt(II) | CoCO₃ (s) purple ppt |
| Action of HCl Cobalt(II) | [CoCl₄]²⁻ (aq) blue solution |
| Variable Oxidation States V(V) | [VO₂(H₂O)₄]⁺ yellow solution |
| Variable Oxidation States V(IV) | [VO₂(H₂O)₅]²⁺ blue solution |
| Variable Oxidation States V(III) | [V(H₂O)₆]³⁺ green solution |
| Variable Oxidation States V(II) | [V(H₂O)₆]²⁺ purple solution |
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