ZIMSEC O-Level Chemistry
Chemical equations
Chemical equations in ZIMSEC O-Level Chemistry: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic63 practice questions3 lessons
Overview
Form 3 (competency matrix 8.5.1).
Learning objectives
What the syllabus expects you to be able to do.
- 7.1.6.1Write balanced chemical equations.
- 7.1.6.2Calculate the masses and volumes of products from given quantities of reactants, and the reverse.
- 7.1.6.3Determine the limiting reagent from given data.
Lessons
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Chemical formulae: writing and naming compounds
30 min
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Reacting masses and limiting reactants
35 min
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Word, symbol and ionic equations
30 min
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Sample question
A sample question on this topic. Answer it, check it, then read the worked answer.
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