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NEET2012Chemistryd and f Block ElementsActual

MnO ₃ in an acidic medium dissociates into

Options

  1. AMnO ₂ and MnO ₄⁻
  2. BMnO and MnO ₄⁻
  3. CMnO ₂ and MnO
  4. DMnO ₂ and MnO ₃

Correct answer

A. MnO ₂ and MnO ₄⁻

Step-by-step solution

In acidic solution, manganese (VI) becomes unstable and undergo disproportionation to form manganese (VII) and manganese (IV)

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