Phthalic anhydride is used____________________?

Related Mcqs:

1. Manufacture of phthalic anhydride uses ______________ as a catalyst ?

   A. Ni B. Cr C. V2O5 D. Al2O3...

2. 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...

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. Phenol is mainly used____________________?

   A. To produce benzene B. To produce phenol formaldehyde C. To produce polyester resin D. As a plasticiser for unsaturated polyester...

6. Hydrazine is largely used____________________?

   A. As a starting material for ‘hypo’ B. In photographic industry C. As rocket fuel D. In printing industry...

7. Maleic anhydride is produced by catalytic oxidation of____________________?

   A. Toluene B. Ethyl alcohol C. Naphthalene D. Benzene...

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

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

9. 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....

10. The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less than 170Kg/cm2 after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about ________________ cm2/gm?

    A. 800 B. 1600 C. 4000 D. 8500...