O Level · Chemistry · Hard level · 7 questions
Organic Chemistry: Exam Style
Crude oil, the homologous series, alkanes, alkenes, alcohols, acids, esters and polymers, a topic of naming, drawing and one reaction type per family. 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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Your score is saved against Organic Chemistry, so you can see which topics are solid and which need another go.