Paper 3 structured question: Redox
Paper 3Theory (Core)1 marks
Description
Oxidation Numbers
Determine the oxidation numbers of the elements in the following compounds: 1. NaCl 2. H₂O 3. Fe₂O₃
- a[1]
State the oxidation number of sodium in NaCl.
Exam-style practice
Redox answer explanations
Review worked answers and explanations for Redox. Aligned to Cambridge IGCSE Chemistry.
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