Q.1
Ethylene can be obtained from ____________________
  • a) Calcium carbide
  • b) Partial oxidation of petroleum fractions
  • c) Hydrogen steam cracking
  • d) Thermal pyrolysis of ethane
Q.2
Which of the following statements are true?
  • a) Ethylene is highly soluble in water
  • b) Glycol is used in paint emulsions
  • c) Aromatics are not produced during steam cracking of hydrocarbons
  • d) Acetylene is more acidic than ethylene
Q.3
Which distillation technique is used to separate butane, butylenes, and butadiene?
  • a) Fractional distillation
  • b) Vacuum distillation
  • c) Extractive distillation
  • d) Steam distillation
Q.4
Catalyst used in the preparation of ethanol is _________________
  • a) Phosphoric acid
  • b) Sulfuric acid
  • c) Hydrochloric acid
  • d) Nitric acid
Q.5
Catalyst used in manufacture of ethylene dichloride from ethylene and chlorine is __________
  • a) Hydrochloric acid
  • b) Ferric chloride
  • c) Propylene chloride
  • d) Poly chloroethane’s
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