March 30, 2017

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TestubeA: KMnO4 + H2S04 + NaHSO3---->MnSO4+ K2SO4+Na2SO4 (colourless solution)

a) if test tube a wasn't acidic enough, what colour might you expect in the products.

  • Chemistry - ,

    Acidic solutions of KMnO4 are reduced to Mn(II). Neutral or basic solution of KMnO4 are reduced to MnO2. Mn(II) solution are faint pink, MnO2 is a brown solid. In solution this often is mixed with MnO(OH)2, also dark brown.

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