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Chemical Engineering

Chemical Process MCQs

Practice Chemical Process MCQs for competitive exams.

Chemical Process MCQs

Practice questions from this topic.

Zeigler process

  1. A. Produces high density polyethylene
  2. B. Produces low density polyethylene
  3. C. Uses no catalyst
  4. D. Employs very high pressure
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The catalyst used in shift converter is

  1. A. Nickel
  2. B. Vanadium
  3. C. Silica gel
  4. D. Alumina
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Wet chlorine gas produced during electrolysis of brine is dehydrated by

  1. A. Spraying 66° Be H 2 SO 4 counter current to the flow of the gas
  2. B. Passing it through a bed of diatomaceous earth
  3. C. Passing it through a bed of silica gel
  4. D. None of these
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Alkylbenzene sulfonate (ABS) is a

  1. A. Detergent
  2. B. Rubber
  3. C. Pesticide
  4. D. Polyester
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Fluorescent dyes are added in detergents to

  1. A. Act as fabric brightener (by converting ultraviolet light to visible light) thereby improving the whiteness appearance of white fabrics
  2. B. Attain distinctiveness from other brands
  3. C. Act as tarnish inhibitor for metals like German silver
  4. D. None of these
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__________ is produced by the dehydrogenation of ethyl benzene.

  1. A. Styrene
  2. B. Ethyl alcohol
  3. C. Cumene
  4. D. Phenol
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Highly porous refractory bricks are

  1. A. Less susceptible to chemical attack by molten fluxes and gases etc
  2. B. Very strong
  3. C. Having very high thermal conductivity
  4. D. None of these
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Acetone is produced by catalytic dehydrogenation of

  1. A. Phenol
  2. B. Naphthalene
  3. C. Isopropanol
  4. D. Ethyl benzene
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Higher vicosity index of a lubricating oil denotes

  1. A. Less changes in fluidity of oil with temperature
  2. B. Substantially high change in fluidity of oil with temperature
  3. C. Its unsuitability under varying temperature conditions
  4. D. None of these
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Which is a high grade pulp?

  1. A. Rag pulp
  2. B. Mechanical pulp
  3. C. Sulphate pulp
  4. D. Sulphite pulp
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Molecular weight of plastics ranges from

  1. A. 5000 to 10000
  2. B. 20000 to 250000
  3. C. 500 to 5000
  4. D. 10 6 to 10 9
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Wax is a

  1. A. Mixture of glycerides
  2. B. Mixture of esters of polyhydric alcohols excepting glycerine
  3. C. Liquid at room temperature
  4. D. Mixture of glycerides of fatty acids
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