A. In making PVC
B. As plasticisers
C. In insecticides manufacture
D. For making nylon-6
Related Mcqs:
- Manufacture of phthalic anhydride uses ______________ as a catalyst ?
A. Ni
B. Cr
C. V2O5
D. Al2O3 - 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 - Phthalic anhydride is produced by the oxidation of _________________?
A. Naphthalene
B. Benzene
C. Toluene
D. Aniline - Phthalic anhydride is made by the ______________________?
A. Oxidation of naphthalene
B. Oxidation of benzene
C. Dehydrogenation of ethyl benzene
D. None of these - 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 - Hydrazine is largely used____________________?
A. As a starting material for ‘hypo’
B. In photographic industry
C. As rocket fuel
D. In printing industry - Maleic anhydride is produced by catalytic oxidation of____________________?
A. Toluene
B. Ethyl alcohol
C. Naphthalene
D. Benzene - Catalyst used in the oxidation of benzene to produce Maleic anhydride is ______________________?
A. V2O5
B. Pt
C. Ni
D. Cr - 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. - 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
