Chemical Process Phthalic anhydride is made by the Oxidation of benzene Dehydrogenation of ethyl benzene Oxidation of naphthalene None of these Oxidation of benzene Dehydrogenation of ethyl benzene Oxidation of naphthalene None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Salt is added in the kettle during soap manufacture to separate Glycerine from lye Soap from lye The metallic soap The unsaponified fat from soap Glycerine from lye Soap from lye The metallic soap The unsaponified fat from soap ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Styrene is produced from ethyl benzene by the process of Oxidation Dehydrogenation Alkylation Dehydration Oxidation Dehydrogenation Alkylation Dehydration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Average sulphur content in Indian pyrites is about __________ percent. 70 55 35 15 70 55 35 15 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process 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. 1600 800 4000 8500 1600 800 4000 8500 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Starting raw material for the manufacture of maleic anhydride is Neither A nor B Benzene Either A or B N-butene Neither A nor B Benzene Either A or B N-butene ANSWER DOWNLOAD EXAMIANS APP
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