Chemistry Paper 2 (Essay) ,May/June 2010  
Questions:   1 2 3 4 5 6 7 8   Main
General Comments


The candidates showed commendable improvements in their ability to:

(1) recall simple facts, definitions and statements of the laws;
(2) balance nuclear equations and identify the type of radiation emitted;
(3) outline the process for the manufacture of H2S04 by contact process;
(4) give IUPAC names of the given salts;
(5) tackle calculations on empirical and molecular formulae of the hydrocarbon;
(6) draw structures of the two isomers of C2H60;
(7) write a balanced chemical equation for the complete combustion of carbon;
(8) name two crystalline and two amorphous carbon;
(9) give a chemical test to distinguish between propene and propane.

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