Potassium Manganate(VII) as an Oxidizing Agent in Organic Chemistry скачать в хорошем качестве

Potassium Manganate(VII) as an Oxidizing Agent in Organic Chemistry

Potassium Manganate(VII) as an Oxidizing Agent in Organic Chemistry #kmno4#oxidisingagent #chemistry #xploretheworldofchemistry #chemistrywallah #chemistryofclass10 #chemistryclass12 #chemistryofclass11 #chemistryofclass9 #drhadi #tariqpathan #dblockelements #manganese #mn potassium permanganate as an oxidizing agent, important reagents in organic chemistry, reagents in organic chemistry, named reagents in organic chemistry, top reagents in organic chemistry, kmno4 strong oxidizing agent in acidic medium, organic chemistry reagents made simple, organic chemistry reagents for class 12, organic chemistry reaction reagents, organic chemistry reagents list, organic chemistry reagents for jee, must know reagents for organic chemistry, organic chemistry reagents for neet Potassium Permanganate as an *Oxidizing Agent in Organic Chemistry* *Chemical formula:* KMnO₄ *Potassium permanganate* is a strong *oxidizing agent* widely used in organic chemistry. It oxidizes many organic compounds such as **alkenes, alcohols, aldehydes, and alkyl side chains of aromatic compounds**. 1. Nature of Potassium Permanganate It contains manganese in the **+7 oxidation state**. It easily *accepts electrons* from other substances, so it acts as a **powerful oxidizing agent**. During the reaction, the purple color of KMnO₄ usually changes to *brown MnO₂* or colorless *Mn²⁺* in acidic medium. 2. Oxidation of Alkenes KMnO₄ oxidizes *alkenes* to form **glycols (diols)**. *Example reaction:* [ CH_2 = CH_2 + [O] \rightarrow HO-CH_2-CH_2-OH ] Ethene is oxidized to **ethylene glycol**. If the solution is **hot and concentrated**, the double bond breaks and forms **ketones or carboxylic acids**. 3. Oxidation of Alcohols KMnO₄ converts alcohols into more oxidized compounds. *Primary alcohol → Carboxylic acid* *Secondary alcohol → Ketone* Example: [ CH_3CH_2OH \rightarrow CH_3COOH ] (Ethanol → Acetic acid) 4. Oxidation of Aldehydes Aldehydes are easily oxidized to **carboxylic acids**. Example: [ RCHO + [O] \rightarrow RCOOH ] 5. Oxidation of Aromatic Side Chains KMnO₄ oxidizes *alkyl side chains of benzene* to **benzoic acid**. Example: Toluene → Benzoic acid 6. Baeyer's Test (Test for Unsaturation) Dilute alkaline KMnO₄ is used to detect **double bonds or triple bonds**. Purple color of KMnO₄ *disappears* Brown precipitate of *MnO₂* forms. 7. Reaction in Acidic Medium In acidic solution: [ MnO_4^- + 8H^+ + 5e^- \rightarrow Mn^{2+} + 4H_2O ] 8. Uses in Organic Chemistry Oxidation of *alkenes* Oxidation of *alcohols* Oxidation of *aldehydes* *Baeyer’s test* for unsaturation Oxidation of *aromatic side chains* ✅ *Summary:* Potassium permanganate is a strong oxidizing agent used in organic chemistry to convert many organic compounds into more oxidized products such as **glycols, ketones, and carboxylic acids**. --- If you want, I can also give: *Short exam notes (5–6 lines)* *MCQs on Potassium Permanganate* **Reaction equations for exams**.