Home

What is the correct answer?

4

Platinum catalyst used in the earlier days of sulphuric acid manufacture by contact process suffers from the drawback like

A. High cost

B. Fragile nature

C. Easy poisoning tendency

D. All (A), (B) and (C)

Correct Answer :

D. All (A), (B) and (C)


Related Questions

Phosphoric acid is prepared from The most commonly used substance to speed up the sedimentation of sewage… For the hydrogenation of oils, __________ (i) __________ is commonly used… Inversion of sucrose produces Nitrogen is an essential component of Alcohol percentage in molasses may be around Frasch process is for Exothermic condensation reaction of monochlorobenzene with chloral in… The major constituent of black liquor generated during paper manufacture… Which of the following is not produced on commercial scale from sea water? Which of the following is not an antibiotic? Fluorescent dyes are added in detergents to Pitch (a product of coal tar distillation) is always mixed with creosote… Viscose rayon In nylon-66, the first and second numbers (i.e., 6) respectively designate… Calcination of gypsum produces Fermentation of molasses to produce ethyl alcohol is done at __________… Pick out the wrong statement. Refractory bricks having high thermal conductivity is desirable, when… CaCl(OCl) is the chemical formula of Solvay process as compared to dual process(i.e. modified Solvay process). Pick out the wrong statement pertaining to nitric acid. Pick out the wrong statement. Very fine suspended and colloidal impurities are removed from water by… Starting material for the production of styrene butadiene rubber (SBR)… Salt is the basic raw material for the manufacture of Fatty material used in soap making is DDT should not be allowed to come in contact with iron (during its manufacture)… Starting raw material for the manufacture of Maleic anhydride is The temperature in the calcium carbide furnace is __________ °C.