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| 1. |
What is bauxite ? What are the main impurities found in this ore ? |
| Answer» Solution :BAUXITE ` (Al_(2)O_(3).H_(2)O)`is a hydrated aluminium OXIDE. It contains30% to 70% ` AI_(2)O_(3)` . The main impuritiespresent in it are iron oxide ` (Fe_(2)O_(3)) and "sand" (SiO_(2))` | |