A. Alumina
B. Silica gel
C. Platinum
D. Nickel
Related Mcqs:
- In the manufacture of sulphuric acid from elemental sulphur, the following sequence of major operations is followed ?
A. Furnace → converter → absorber
B. Furnace → evaporator → absorber
C. Furnace → converter → evaporator
D. Converter → furnace → absorber - With increase in temperature, the equilibrium constant at constant pressure (Kp) for oxidation of sulphur dioxide________________?
A. Increases
B. Increases linearly
C. Decreases
D. Decreases linearly - Catalyst used in the oxidation of benzene to produce Maleic anhydride is ______________________?
A. V2O5
B. Pt
C. Ni
D. Cr - Which catalyst is used in the manufacture of ethylene oxide by oxidation of ethylene ?
A. AgO
B. Al2O3
C. ZnCl2
D. Fe2O3 - Oxidation of ortho-xylene in presence of ______________ catalyst is done to produce phthalic anhydride on commercial scale ?
A. Nickel
B. Vanadium
C. Alumina
D. Iron - Ethylene oxide is produced by oxidation of ethylene in presence of AgO catalyst at __________________?
A. 1 atm & 100°C
B. 5 atm & 275°C
C. 100 atm & 500°C
D. 50 atm & 1000°C - Sulphur addition in soap is done to _____________________?
A. Improve the soap texture
B. Cure pimples & dandruff
C. Fasten lather formation
D. Increase its cleansing action - Presence of H2S in raw water (to be chlorinated) results in the_____________________?
A. Reduced softening capacity of zeolite
B. Increased dosage of chlorine to provide a disinfecting residual in the water
C. Easy removal of its hardness
D. None of these - H2S is scrubbed from refinery gases by absorption using ________________________?
A. Dilute H2SO4
B. Ethanol amine
C. Chilled water
D. Tri-butyl phosphate - ____________ process is used for the commercial production of nitric acid by the catalytic oxidation of ammonia ?
A. Solvay
B. Ostwald’s
C. Haber’s
D. None of these
