

MCQOPTIONS
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1. |
_In chamber process of sulphuric acid manufacture in industry, the gas phase oxidation of SO‚ÇÇ to SO‚ÇÉ is accomplished by a __________ reaction.$? |
A. | Non-catalytic homogeneous |
B. | Non-catalytic heterogeneous |
C. | Catalytic homogenous |
D. | Catalytic heterogeneous |
Answer» D. Catalytic heterogeneous | |