Related Questions

Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used
A For surface coating of automobiles & air crafts
B For fibre making
C As plasticiser for PVC & nitrocellulose
D For film forming materials
Molten phthalic anhydride is stored in a/an __________ vessel.
A Aluminium
B Nickel clad steel
C Lead lined steel
D Glass lined steel
__________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol).
A Unsaturated polyester
B Alkyd resins
C Saturated polyester
D Amino resins
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 made by the
A Oxidation of naphthalene
B Oxidation of benzene
C Dehydrogenation of ethyl benzene
D None of these
Phthalic anhydride is produced by the oxidation of
A Naphthalene
B Benzene
C Toluene
D Aniline
Manufacture of phthalic anhydride uses __________ as a catalyst.
A Ni
B Cr
C V2O5
D Al2O3
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
Maleic anhydride is produced by catalytic oxidation of
A Toluene
B Ethyl alcohol
C Naphthalene
D Benzene

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