MCQOPTIONS
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| 1. |
In the extraction of aluminium, bauxite is dissolved in cryolite because |
| A. | It acts as a solvent |
| B. | It reduces melting point of aluminium oxide |
| C. | It increases the resistance of aluminium oxide |
| D. | Bauxite becomes active |
| Answer» C. It increases the resistance of aluminium oxide | |