Home

What is the correct answer?

4

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

Correct Answer :

B. Vanadium


Related Questions

Electric bulbs are made of __________ glass. The most stable allotropic form of phosphorous is the __________ phosphorous. At very high concentration of enzymes, the rate of fermentation chemical… Sucrose is a disaccharide consisting of Enamels Commonly used glass is known as the __________ glass. Presence of carbonaceous matter in the sewage Starting material for the production of styrene butadiene rubber (SBR)… The biochemical treatment applied to sewage effluents is a process of Percentage of alcohol in beer may be around __________ percent. Widely used method for the conditioning of boiler feed water is the Hydrogenation of oil does not Raw material used in alcohol distilleries in India is Which of the following is the second major component of cement? Zeolite is used in the Esterification reaction produces Molasses is the starting material for the production of Transparent soaps (e.g. Pears) are Styrene (a monomer for the production of polystyrene) is commercially… Flash point of most vegetable oils is about __________ °C. Pick out the true statement pertaining to water treatment. In the manufacture of sulphuric acid from elemental sulphur, the following… Which of the following is a co-product during the manufacture of caustic… __________ is a thermosetting plastic. Hydrazine is largely used Oleum produces fumes of Low purity oxygen is used for Which one of the following is not an elastomer? CaO is called Gun powder, which is an explosive comprises of charcoal, sulphur and