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3 Cards in this Set
- Front
- Back
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What makes Fe a transition element when Zn isn't? |
Transition elements have an incomplete d-orbital. Fe has 6 electrons in the d-orbital so is a transition element whereas Zn had a complete d-orbital with 10 electrons so isn't. |
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Electron Configuration of Cr and Cu |
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Precipitate Colours: Co 2+ + 2OH - --> Co(OH)2 Fe 2+ + 2OH - --> Fe(OH)2 Fe 3+ + 3OH - --> Fe(OH)3 |
Colbalt Hydroxide: Blue Precipitate Iron (II) Hydroxide: Green Precipitate (brown in air) Iron (III) Hydroxide: Rusty Brown Precipiate |
