Complete the following. KMnOX4→Red hotΔ? - Chemistry

Complete the following.

\[\ce{KMnO4 ->[\Delta][Red hot]?}\]

One Line Answer

\[\ce{2KMnO4 ->[\Delta][Red hot] 2K2MnO4 + MnO2 + O2}\]

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D-block Elements - Some Important Compounds of Transition Elements

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Chapter 4: Transition and Inner Transition Elements - Evaluation [Page 128]

Chapter 4 Transition and Inner Transition Elements
Evaluation | Q 8. d. | Page 128

What is the molecular formula of chromyl chloride?

(A) CrO₂Cl₂

(B) CrOCl₂

(D) Cr₂OCl₂

Draw structure of dichromate ion

Write observed electronic configuration of elements from first transition series having half
filled d-orbitals.

In acid medium, potassium permanganate oxidizes oxalic acid to ____________.

Which of the following statements is not true?

Permanganate ion changes to ____________ in acidic medium.

The number of moles of acidified KMnO₄ required to oxidize 1 mole of ferrous oxalate (FeC₂O₄) is ____________.

Describe the preparation of potassium dichromate.

Complete the following.

\[\ce{Cr2O^2-_7 + I^- + H^+ ->?}\]

Explain why Cr²⁺ is strongly reducing while Mn³⁺is strongly oxidizing.