MCQOPTIONS
Saved Bookmarks
| 1. |
Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively |
| A. | V2O5 & Cr2O3. |
| B. | oxides of nitrogen & Cr2O3. |
| C. | V2O5 on a porous carrier & oxides of nitrogen. |
| D. | oxides of nitrogen & V2O5 on a porous carrier. |
| Answer» E. | |