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The correct IUPAC name of K 2 MnO 4 is

1. Potassium tetraoxopermanganate (VI)
2. Potassium tetraoxidomanganate (VI)
3. Dipotassium tetraoxidomanganate (VII)
4. Potassium tetraoxidomanganese (VI)

Correct answer: Potassium tetraoxidomanganate (VI)

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