Redox Reactions
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What are indirect redox reactions?
Write formulas for the following compounds:
(a) Mercury (II) chloride
(b) Nickel (II) sulphate
(c) Tin (IV) oxide
(d) Thallium (I) sulphate
(e) Iron (III) sulphate
(f) Chromium (III) oxide
Define oxidation number of an element.
Differentiate between an ion and an atom.
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