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Chemistry WAEC Past Questions

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706
Alkenes undergo the following reactions except
  • A. addition
  • B. hydration
  • C. polymerization
  • D. substitution
View Answer & Discuss (1) WAEC 2007
707
Hydrocarbons which react with ammoniacal copper (l) chloride solution conform to the general molecular formula
  • A. CnH2n
  • B. CnH2n
  • C. CnH2n+2
  • D. CnH2n-2
View Answer & Discuss (2) WAEC 2007
708

Consider the reaction below: Vegetable oil \(\frac{H2;NI catalyst}{High temperature}\) product. The reaction is applied in the manufacture of?

  • A. drugs
  • B. margarine
  • C. paraffin wax
  • D. soapy detergents
View Answer & Discuss (1) WAEC 2007
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709
Which of the following compounds reacts readily with sodium to liberate hydrogen?
  • A. CH3CH2CH3
  • B. CH3COOH
  • C. CH3 CH2CHO
  • D. CH3 CH(OH)CH3
View Answer & Discuss (4) WAEC 2007
710
Glucose reduces Fehling's solution on warming to
  • A. copper (l) oxide
  • B. copper (ll) oxide
  • C. copper (l) chloride
  • D. copper (ll) hydroxide
View Answer & Discuss (2) WAEC 2007
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