Preview real O Level worksheets from the Wise Vision library — subscribe to unlock the complete collection
A preview of our O Level Chemistry worksheets. Full versions are available to Wise Vision subscribers — tap "Buy to Start Learning" on any worksheet to unlock it.
Covers atomic structure, bonding, isotopes and periodic trends — built to match the O Level Chemistry syllabus.
1. Which of the following is a molecular ion?
2. A compound with formula Na₂CX₃ has a formula mass of 106 amu. What is the atomic mass of element X?
3. Uranium has two isotopes, U-235 and U-238. U-238 differs from U-235 by having 3 more…
Plus 3 structured questions on ion diagrams, bond formation, and transition elements…
Unlock 13 more MCQs + 3 structured questions
Buy to Start LearningCovers redox reactions, oxidation numbers, and how industrial electrolytic cells like the chlor-alkali cell actually work.
1. Sucrose is classified as a non-electrolyte because…
2. The oxidation number of chromium in K₂Cr₂O₇ is:
3. Which of the following is the oxidizing agent in: 2KI + Cl₂ → 2KCl + I₂?
Plus a full diagram-based question: identify the industrial cell shown and write its electrode reactions…
Unlock 3 more MCQs + the full diagram question
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