The weaknesses associated with performance include:

            -           lack of understanding of the demands of the questions;
            -           non-adherence to rubrics;
            -           poor presentation skills;
            -           illegible handwriting;
            -           spelling errors;
            -           inability to write chemical formulae accurately;
            -           poor knowledge of redox reactions;
            -           inability to write and balance ionic equations;
            -           inability to correctly define ionic bonds;
            -           inability to answer questions on biogas.

           
            The following remedies were however suggested:

            -           candidates should familiarize themselves with the syllabus;
            -           candidates should acquire relevant textbooks;
            -           candidates should prepare adequately for the examination;
            -           professionals should be employed to teach the subject;
            -           teachers should be encourage to participate in marking coordination to
                        update themselves;
            -       teachers should ensure that students are being evaluated periodically through                                 continuous assessment.