Chemistry Paper 2 (Practical), WASSCE (SC), 2022

Candidate's Strength

 

Candidates were able to:

  • state the differences between an electrochemical cell and electrolytic cell;
  • define the term molecular formula;
  • define the first ionization energy of an element;
  • define the term paramagnetism;
  • name two major factors which would favour the sitting of an aluminium smelter in a country;
  • define the term Avogadro’s number;
  • explain the effect of increasing the pressure on the rate of reaction in the Haber process;
  • name one calcium compound used to dry ammonia gas.