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.