Weakness and Remedies

Candidates

-           could not write correct inferences from observations;
-           could not correct units;
-           could not calculate the mass of potassium tetraoxosulphate (VI) that would be
formed in solution.

The following remedies were suggested:

candidates should

• be familiar with the examination syllabus;
• improve on their study habit;
• learn how to write the correct charges on ions;
• write correct units when calculating.