A.iron
B.aluminium oxid
C.nickel
D.vanadium pentoxide
Related Mcqs:
- In the manufacture of sulphuric acid by contact process platinum catalyst was previously used but suffers from
- Contact process for the manufacture of sulphuric acid yields
- Select the wrong statement. Compared to platinum catalyst vanadium pentoxide catalyst used in contact process for the manufacture of H2SO4
- Sulphuric acid produced by contact process is
- If the reactor temperature is wet process (strong sulphuric acid leaching) for the manufacture of orthophosphoric acid is kept about 100?C
- In wet process (strong sulphuric acid leaching for the manufacture of orthophosphoric acid a by-product obtained is
- In wet process (strong sulphuric acid leaching) for the manufacture of orthophosphoric acid the reactor temperature is maintained at
- In wet process (strong sulphuric acid leaching) for the manufacture of orthophosphoric acid the dilute orthophoric acid (40%) is obtained from travelling pan vacuum filter. The dilute orthophosphoric acid (50%) is concentrated economically 75% orthophosphoric acid by using
- The catalyst used in the manufacture of nitric acid by ammonia oxidation process is
- The merox process is employed for LPG for the oxidation of mercaptans with air in alkaline medium in the presence of
