#decomposition reaction

2 public questions tagged with this topic.

In 2HgO → 2Hg + O₂, Hg (+2 to 0) is reduced, and O (-2 to 0) is oxidized.

Ref: NCERT Class 11 Chemistry > Chapter 7: Redox Reactions > Topic: Types of Redox Reactions - Combination Decomposition Displacement

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N (+5 in NaNO₃) to +3 in NaNO₂: 2 N gain 4 electrons total. Per NaNO₃ = 4/2 = 2.

Ref: NCERT Class 11 Chemistry > Chapter 7: Redox Reactions > Topic: Classical and Electronic Concept of Redox and Oxidation Number

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