Related Questions

Phthalic anhydride is used
A In making PVC
B As plasticisers
C In insecticides manufacture
D For making nylon-6
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
Alkyd resin can not be used for making
A Plasticiser
B Paint & varnish
C Fibres
D Film forming materials
Alkyd resin is a/an
A Polyamide
B Polyester
C Polyolefin
D Addition polymer
Nitroglycerene absorbed in wood flour, sodium nitrate or ammonium nitrate is commercially used as a controlled explosive called dynamite. The raw material used for its manufacture are glycerene, nitric acid and
A Sulphuric acid
B Phosphoric acid
C Hydrochloric acid
D Hydroflouric acid

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