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Friday, 12 June 2026
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Chemistry Past Questions and Answers

Waec Chemistry Questions

Question 361:
The following statements about graphite are correct except that it
  • A Is used as a lubricant
  • B Has a network structure
  • C Contains mobile free electrons
  • D Is good conductor
  • E Is an allotrope of carbon
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Question 362:
Which of the following is hydrocarbons is unsaturated?
  • A Ethane
  • B Benzene
  • C Propane
  • D 2 - methylbutane
  • E 2,2,4-trimethylpentane
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Question 363:
The following can be obtained directly from the destructive distillation of coal except
  • A Ammoniacal liquor
  • B Coke
  • C Producer gas
  • D Coal gas
  • E Coal tar
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Question 364:
Fructose and glucose are classified as carbohydrates because they
  • A Are crystalline white solids
  • B Are energy -giving substances
  • C Are naturally occurring organic compounds
  • D Contain carbon oxygen and hydrogen
  • E Conform to the general formula Cx(H2O)y
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Question 365:
The gas produced when a mixture of sodium propanoate and soda lime is heated is
  • A Methane
  • B Pentane
  • C Ethane
  • D Butene
  • E Ethyne
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