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Extraction of reactive metals
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Cathode: The Aluminium ions are attracted to the _________
Electrolysis: The extraction of aluminium is done by ________
High: Aluminium oxide has a very ____ melting point
Molten: Aluminium oxide must be made ______ so that electricity can pass through it
Cryolite: Reduces some of the energy involved in extracting aluminium
Bauxite: ________ contains alumina
Three: Each aluminium ion receive _____ electrons and is discharged
Anode: Negative Oxide ions are attracted to the positive ______
Oxidation: _______ happens at the anode
Reduction: At the cathode _______ takes place
Carbon: ________ anode reacts with the oxygen to produce carbon dioxide
Extraction of reactive metals
Across:3. | Negative Oxide ions are attracted to the positive ______ | 5. | The extraction of aluminium is done by ________ | 8. | Each aluminium ion receive _____ electrons and is discharged |
| 10. | _______ happens at the anode | 11. | The Aluminium ions are attracted to the _________ |
| | Down:1. | At the cathode _______ takes place | 2. | ________ contains alumina | 4. | Aluminium oxide must be made ______ so that electricity can pass through it |
| 6. | ________ anode reacts with the oxygen to produce carbon dioxide | 7. | Reduces some of the energy involved in extracting aluminium | 9. | Aluminium oxide has a very ____ melting point |
| |
© 2013
PuzzleFast.com, Noncommercial Use Only
Extraction of reactive metals
Across:3. | Negative Oxide ions are attracted to the positive ______ | 5. | The extraction of aluminium is done by ________ | 8. | Each aluminium ion receive _____ electrons and is discharged |
| 10. | _______ happens at the anode | 11. | The Aluminium ions are attracted to the _________ |
| | Down:1. | At the cathode _______ takes place | 2. | ________ contains alumina | 4. | Aluminium oxide must be made ______ so that electricity can pass through it |
| 6. | ________ anode reacts with the oxygen to produce carbon dioxide | 7. | Reduces some of the energy involved in extracting aluminium | 9. | Aluminium oxide has a very ____ melting point |
| |
© 2013
PuzzleFast.com, Noncommercial Use Only