Manufacture of phthalic anhydride uses ______________ as a catalyst ?

Related Mcqs:

1. 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...

2. Phthalic anhydride is used____________________?

   A. In making PVC B. As plasticisers C. In insecticides manufacture D. For making nylon-6...

3. Phthalic anhydride is produced by the oxidation of _________________?

   A. Naphthalene B. Benzene C. Toluene D. Aniline...

4. Phthalic anhydride is made by the ______________________?

   A. Oxidation of naphthalene B. Oxidation of benzene C. Dehydrogenation of ethyl benzene D. None of these...

5. Catalyst used in the oxidation of benzene to produce Maleic anhydride is ______________________?

   A. V2O5 B. Pt C. Ni D. Cr...

6. Starting raw material for the manufacture of Maleic anhydride is___________________?

   A. n-butene B. Benzene C. Either A. or B. D. Neither A. nor B....

7. Catalyst used during the manufacture of ‘Vanaspati Ghee’ is ___________________?

   A. Zinc B. Nickel C. Platinum D. Copper...

8. The catalyst used in the manufacture of DDT (from chloral and chlorobenzene) is _________________?

   A. Dilute H2SO4 B. Oleum C. Ultraviolet light D. None of these...

9. Which catalyst is used in the manufacture of ethylene oxide by oxidation of ethylene ?

   A. AgO B. Al2O3 C. ZnCl2 D. Fe2O3...

10. Catalyst used in the manufacture of sulphuric acid by chamber & contact processes are respectively ?

    A. V2O5 & Cr2O3. B. Oxides of nitrogen & Cr2O3 C. V2O5 on a porous carrier & oxides of nitrogen D. Oxides of nitrogen & V2O5 on a porous carrier...