Redox reactions - colour changes
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Created by:
vinco_iuguolo on September 20, 2008
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Description:
NCEA level 3 redox reactions
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20 terms
Terms | Definitions |
|---|---|
 Zinc ion -> Zinc Metal | Colourless -> silver solid |
| Copper (II) ions -> Copper metal | Blue Solution -> red brown solid |
| Hydrogen peroxide -> water | Colourless -> colourless |
| Fe (II) ions -> Fe metal | Insipid green -> Fe metal |
| Carbon dioxide -> Carbon monoxide | Colourless -> colourless |
| Sulfate ion -> sulfide ion | colourless -> colourless |
| Sulfate ion -> sulfur dioxide | colourless -> colourless |
| Cholrine -> Chloride ions | yellow green gas -> colourless |
| Fe (III) ions -> Fe (II) ions | orange -> insipid green |
| Hydrogen ions -> hydrogen | colourless -> colourless |
| Magnesium ions -> Magnesium metal | Colourless -> silver solid |
| Permanganate ion (acid conditions) -> Manganese ion | Purple -> colourless |
| Dichromate ion (acidic conditions) -> chromium ion | Orange -> green |
| Permanganate ion (strongly basic conditions) -> permanganate (II)- | Purple -> green liquid |
| Copper (II) ions -> Copper iodide | Blue solution -> white precipitate |
| HNO3 -> NO2 | Colourless -> brown gas |
| Permanganate ion (neutral conditions) -> Manganese dioxide | Purple -> brown/black solid |
| Iodine -> Iodide | Brown liquid -> colourless |
| hypochlorite ion -> chlorine | colourless -> yellow green gas |
| bromine -> bromide ions | yellow brown liquid -> colourless |
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