Relevant Competitive Tests:
Manufacture of phthalic anhydride uses ______________ as a catalyst ?
A. Ni
B. Cr
C. V2O5Correct Answer
D. Al2O3
Correct Option: C. V2O5
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Which of the following is a type of sedimentary rock?Which of the following rock favors petroleum formation?DLS stands For_______?RIH stands for ________?“The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements.” This is the statement of___________________?