Alum is commercially produced from
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Which of the following is not an abrasive material ?
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Ethanol amine is produced using ammonia and
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Hydrocynic acid (HCN) is used as an insecticide for
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Sodium bisulphite is used for __________ water.
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Zeolite is used in the
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Chloral is used in the manufacture of
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Mannheim furnace is used in the manufacture of
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Fourdrinier machine is used in the manufacture of
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Yeast is used in the manufacture of
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Fourdrinier machine is used in the manufacture of
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Bromine is used in the preparation of
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Percentage of uranium in carnotite ore found in Jadugoda (Jharkhand) is about
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Laboratory glass wares which reacts with hydroflouric acid, are made of the __________ glass.
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Which of the following processes does not produce Cl2 as a co-product during the manufacture of caustic soda?
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__________ glass is used for the manufacture of optical glass.
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Caprolactum (a raw material for nylon-6 manufacture) is produced from
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In the manufacture of viscose rayon, the raw material used industrially is
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Bromine content in sea water may be around __________ ppm.
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Nickel is not used as a catalyst in the
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