Answered: Describe the preparation of KMn04 from…

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter20: Chemistry Of The Metals

Section: Chapter Questions

Problem 19QAP

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Question

Describe the preparation of KMn04 from pyrolusite ore (MnO4). How does the acidified permanganate solution react with the following:

(i) Fe2+ ions

(ii) Oxalic acid (C2H204)

Write the ionic equations for the reactions involved.

Expert Solution

Introduction

The reactions in which one species is oxidized and other species is reduced are known as redox reactions. These reactions involve the transfer of electrons between two reacting species. Due to this transfer of electrons, the oxidation number of species change.

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Extraction of Crude Metal from Concentrated Ore

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