Candidates' Weakness and Suggested Remedies
Candidates
- did not show basic understanding of simple concepts in Chemistry;
- did not adhere to instructions as they relate to each question;
- exhibited poor communication skill;
- could not correctly define fermentation reaction;
- wrote the formula of acid instead of name;
- could not draw the graphical illustration of Charles’ law correctly;
- could not write complete definition when required;
- could not explain the chemistry behind the rate of corrosion of tin coated plate and a galvanized plate;
- could not name two factors which determine the choice of an indicator for an acid-base titration;
- could not draw and label a diagram for the laboratory preparation of a dry sample of sulphur(IV)oxide.
THE FOLLOWING REMEDIES WERE SUGGESTED FOR OVERCOMING THE WEAKNESSES
Candidates should:
- identify the basic requirements of each question before answering;
- learn to use the appropriate technical terms when required;
- improve on their communication skills;
- write correct and complete definitions when required;
- be familiar with the examination syllabus;
- learn how to write and balance chemical equations correctly;
- learn how to write IUPAC names of compounds correctly;
- improve on their study habit.