O Level · Chemistry · Hard level · 7 questions
Acids, Bases & Salts: Exam Style
Definitions in terms of ions, the three reactions of acids, strong versus weak, the salt preparations and the ion tests, the most practical-heavy section on the paper. In O Level Chemistry the topic covers acids and bases in terms of ions and the three reactions of an acid. This quiz is the hardest level, with O Level exam-style questions that mix the ideas together. 7 questions (multiple choice), marked the moment you finish, with the reason for every answer.
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