Chemical Engineering :: Chemical Process
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Pick out the wrong statement.
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Molecular weights of polymers are in the range of
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Sulphur removal by heating of pyrite ore in presence of air is called its
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Deacon's method is used for the manufacture of
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Pick out the true statement pertaining to water treatment.
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Laboratory glass wares which reacts with hydroflouric acid, are made of the __________ glass.
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Prussian blue is chemically represented by
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Transportation of 35% oleum during winter suffers from the problem of freezing, which can be overcome by the addition of small quantity of
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The most stable allotropic form of phosphorous is the __________ phosphorous.
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Function of thinner in a paint is to
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A.
Catalytic hydrogenation of carbon monoxide produces methyl alcohol.
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B.
In nylon-6, the number 6 represents the total number of carbon atoms in the ring.
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C.
Raw materials for DDT manufacture are benzene and chlorine.
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D.
Ethanolamines are produced by using ammonia and ethylene oxide as raw material.
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