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1-Propanol and 2-propanol can be best distinguished by |
Answer» <html><body><p>Oxidation with `KMnO_(<a href="https://interviewquestions.tuteehub.com/tag/4-311707" style="font-weight:bold;" target="_blank" title="Click to know more about 4">4</a>)` follwed by reaction with Fehling solution<br/>Oxidation with acidic dichromate <a href="https://interviewquestions.tuteehub.com/tag/followed-2079285" style="font-weight:bold;" target="_blank" title="Click to know more about FOLLOWED">FOLLOWED</a> by reaction with Fehling solution<br/>Oxidation by heating with copper followed by reaction with Fehling solution<br/>Oxidation with concentrated `H_(2)SO_(4)` followed by reaction with Fehling solution.</p>Solution :1-Propanol `underset(-H_(2))overset(Cu//573K)rarr` Propanol <br/> (Give positive <a href="https://interviewquestions.tuteehub.com/tag/test-13460" style="font-weight:bold;" target="_blank" title="Click to know more about TEST">TEST</a> with Fehling solution) <br/> `2-"Propanol" underset(-H_(2))overset(Cu//573K)rarr "Propanone"` <br/> Oxidation with `KMnO_(4)` or `K_(2)Cr_(2)O_(7)/H^(+)` will give propanoic acid in case of 1-propanol which can not be tested with Fehlingsolution. Reaction with conc. `H_(2)SO_(4)` will <a href="https://interviewquestions.tuteehub.com/tag/lead-540361" style="font-weight:bold;" target="_blank" title="Click to know more about LEAD">LEAD</a> to dehydration and as such no oxidation is possible</body></html> | |