Q141
Open questionSizing material is incorporated in paper to
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Q142
Open questionChemical name of Grignard reagent is
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Q143
Open questionIn industrial nomenclature, alcohol means
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Q144
Open questionAddition of calcium oxide to water produces
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Q145
Open questionAlcohol is produced by the
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Q146
Open questionAll enzymes are made of
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Q147
Open questionReaction of an alcohol with organic acid is called the __________ reaction.
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Q148
Open questionImpurities present in brine is normally removed by treatment with
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Q149
Open questionWhich of the following is an organo-metal-lic compound?
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Q150
Open questionAnalgesic drugs are
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Q151
Open questionOxidation of ortho-xylene in presence of __________ catalyst is done to produce phthalic anhydride on commercial scale.
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Q152
Open questionWhich of the following is used as a coagulant in treating turbid water?
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Q153
Open questionAntibiotic . . . . . . . .
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Q154
Open question__________ paper is used in the manufacture of newsprint paper.
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Q155
Open questionDigestion of wood-base materials (for manufacture of pulp) is done to
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Q156
Open questionRaw materials for 'Solvay Process' for manufacture of the soda ash are
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Q157
Open questionPenicillin is separated from fermented broth by
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Q158
Open questionNitroglycerene 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
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Q159
Open questionCalcareous & argillaceous materials are used in the manufacture of
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Q160
Open questionChemical name of aspirin (an analgesic drug) is
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