MCQOPTIONS
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| 1. |
In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO2 to SO3 is accomplished by a __________ reaction. |
| A. | non-catalytic homogeneous |
| B. | non-catalytic heterogeneous |
| C. | catalytic homogenous |
| D. | catalytic heterogeneous |
| Answer» D. catalytic heterogeneous | |