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03-02-2021
Chemistry

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Complete the following chemical equation. 2KMnO4 + Heat ----------- + MnO2 + -----------

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03-02-2021

Answer:

2 KMnO4 → K2MnO4 + MnO2(s) + O

Explanation:

Here, the oxidation state of manganese changes as the potassium permanganate (oxidation state +7) decomposes to potassium manganate (oxidation state +6) and manganese dioxide (oxidation state +4). Oxygen gas is also liberated.

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