waecE-LEARNING
Chemistry Paper 2 (Essay) ,May/June 2011  
Questions:   1 2 3 4 5 6 7 8   Main
General Comments
Weakness/Remedies
Strength




Candidates weakness

Candidates showed improvement in the following areas: 

  • gas law;
  • period table;
  • calculation of oxidation numbers;
  • nomenclature of some formula;
  • calculation of empirical formula;
  • meaning of amphoteric oxides;
  • definition of functional group;
  • diagram for energy profile for exothermic reactions.

  

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