JEE Mains · Chemistry · STD 12 - 4. d and f- block elements
Potassium permanganate on heating at \(513\, \mathrm{~K}\) gives a product which is :
- A paramagnetic and colourless
- B diamagnetic and green
- C diamagnetic and colourless
- D paramagnetic and green
Answer & Solution
Correct Answer
(D) paramagnetic and green
Step-by-step Solution
Detailed explanation
\(2 \mathrm{KMnO}_{4} \xrightarrow[200^{o}C]{\Delta} \mathrm{K}_{2} \mathrm{MnO}_{4}+{+\mathrm{MnO}_{2}}+\mathrm{O}_{2}\) \(\quad \quad \quad \quad \quad \quad \quad Green\quad \quad \quad Black\) In \(\mathrm{K}_{2} \mathrm{MnO}_{4}\), manganese oxidation state is \(+6\) and…
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