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MEDIUMMCQ SINGLEIChO (Chemistry Olympiad)Physical ChemistryRedox Reactions/Volumetric AnalysisTypes of Redox Reactions

Which of the following is a redox reaction? (a) NaCl KNO NaNO KCl → (b) CaC O 2HCl CaCl H C O → (c) Ca(OH) 2NH Cl CaCl 2NH 2H O → (d) 2K[Ag(CN) ] Zn 2Ag K [Zn(CN) ] →

Answer
D
Explanation

Given, 2 2 4 2K[Ag(CN) ] Zn 2Ag K [Zn(CN) ] → Redox reaction is a chemical reaction that involves both oxidation and reduction half-reactions simultaneously

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