Download the official from the EDB. Highlight every bullet point. A question bank is useless if you don’t understand why the answer is correct.
| Resource | Pros | Cost | | :--- | :--- | :--- | | | Official, updated, full marking schemes, video solutions. | School subscription only. | | Jing Kung Question Bank | A rival publisher; broader question variety. | ~$300 HKD per year. | | DSE Chemistry Past Paper Solutions (by Y.K. To) | Book + online code; excellent explanations. | ~$150 HKD per book. | | Quizlet / Anki Decks | User-created flashcards and MCQs; free. | Free (basic). | chemistry question bank aristo.zip