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Question

Match the compounds in Column I with their properties in column II

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Solution

Oxidation state of Mn in K2MnO4 is +6 and is manufactured from pyrolusite ore.

KMnO4 acts as oxidising agent in acid, neutral and basic medium and is also manufactured from pyrolusite ore.
K2Cr2O7 has chromium in +6 oxidation state. It acts as a oxidising agent in acidic medium and is obtained from the chromite ore.

K2CrO4 also has chromium in +6 oxidation state. It can obtained from the chromite ore.

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