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Redox Reactions
Refer to the periodic table given in your book and now answer the following questions:
(a) Select the possible non-metals that can show disproportionation reaction.
(b) Select three metals that can show disproportionation reaction.
In a disproportionation reaction, one of the reacting substances in a reaction always contains an element that can exist in at least three oxidation states.
(a) The non-metals such as P4,Cl2 and S8 show disproportionation reaction as indicated below:
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What is reduction (electronic concept)?
What is reducing agent (electronic concept)?
Can oxidation occur without reduction?
What are redox reactions?
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
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