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ICSE Class 10 Answered

(a) What are redox reactions? (b) Why is the reaction between manganese dioxide and hydrochloric acid a redox reaction? (c) Identify the substance oxidized and the substance reduced in the above reaction.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

(a) The reactions in which one reactant gets oxidized while the other gets reduced during the reaction are called oxidation-reduction reactions or redox reactions.

(b) The reaction between manganese dioxide and hydrochloric acid is a redox reaction because MnO2 is reduced to MnCl2 and HCl is oxidized to H2O.

(c) Oxidizing agent - HCl Reducing agent - MnO2

Answered by | 04 Jun, 2014, 03:23: PM

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