Users Also Read
MCQ's Search Engine
Electrical Engineering
Mechanical Engineering
Civil Engineering
Automobile Engineering
Chemical Engineering
Computer Engineering
Electronics Engineering
Medical Science Engg
Oxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale. | |
A. | nickel [Wrong Answer] |
B. | vanadium [Correct Answer] |
C. | alumina [Wrong Answer] |
D. | iron [Wrong Answer] |