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Chemistry 1996 WAEC Past Questions

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16
What does X represent in the following equation? H 2(g) + 1/2O2(g) → H2O (l); ∆H = xKJ.
  • A. Bond energy
  • B. Activation energy
  • C. Ionization energy
  • D. Enthalpy of neutralization
  • E. Enthalpy of formation
View Answer & Discuss WAEC 1996
17
If the third member of a homologous series is C3H8, the fifth member will be
  • A. C 5H8
  • B. C5H9
  • C. C5H10
  • D. C5H11
  • E. C5H12
View Answer & Discuss (3) WAEC 1996
18
Which of the following exhibits resonance?
  • A. Benzene
  • B. Butane
  • C. Pentene
  • D. Octana
  • E. Hexene
View Answer & Discuss (2) WAEC 1996
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19
On exposing palm wine to air for some days, it becomes sour owing to the conversion of
  • A. glucose to ethanol
  • B. glucose to gluconic acid
  • C. ethanol to ethanoic acid
  • D. ethanol to ethanal
  • E. palm wine to palmitic acid
View Answer & Discuss (5) WAEC 1996
20
When acidified KMnO4 solution is decolorised by ethene, the gas acts as
  • A. a straight-chain hydrocarbon
  • B. a saturated hydrocarbon
  • C. a reducing agent
  • D. a dehydrating agent
  • E. an oxidizing agent
View Answer & Discuss WAEC 1996
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts