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Redox Reactions
Question
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Define oxidation and reduction in terms of oxidation number.

Answer

Oxidation is defined as the chemical change in which there occurs an increase in the oxidation number of an atom or atoms while reduction may be defined as a chemical change in which there occurs a decrease in the oxidation number of an atom or atoms.

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Some More Questions From Redox Reactions Chapter

Can oxidation occur without reduction?

What are redox reactions?

What are direct redox reactions? Give one example.

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

What are electrolytes?

What are cations and anions?

What is electrolysis?