MCQOPTIONS
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| 1. |
AFTER_DRYING_PROCESS_THE_LIQUID_PHASE_IS_REMOVED_FROM_THE_GEL_AND_____________IS_PERFORMED.?$ |
| A. | Calcination |
| B. | De-oxygenation |
| C. | Oxygenation |
| D. | Hydrogenation |
| Answer» B. De-oxygenation | |