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प्रश्न
Write the chemical equations to illustrate the following name reaction:
Cannizzaro’s reaction
Write the reactions involved in the following reaction:
Cannizzaro reaction
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उत्तर
Aldehydes which do not have an α-hydrogen atom, undergo self-oxidation and reduction (disproportionation) reaction on treatment with a concentrated alkali.
\[\begin{array}{cc} \phantom{....}\ce{H}\phantom{........}\ce{H}\phantom{.........................}\ce{H}\phantom{...............}\ce{O}\\ \phantom{.....}\backslash\phantom{........}\backslash\phantom{.........................}|\phantom{...............}//\\ \ce{C = O + C = O + Conc{.} KOH ->[\Delta] H - C - OH + H - C}\\ \phantom{.....}/\phantom{........}/\phantom{.........................}|\phantom{...............}\backslash\\ \phantom{..........}\ce{\underset{Formaldehyde}{H\phantom{........}H}}\phantom{.......................}\ce{\underset{Methanol}{H}}\phantom{........}\ce{\underset{Potassium formate}{OK}} \end{array}\]
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संबंधित प्रश्न
Write a note on the self oxidation-reduction reaction of an aldehyde with a suitable example.
Write the chemical equation for the reaction involved in Cannizzaro reaction.
An organic compound with the molecular formula C9H10O forms 2, 4-DNP derivative, reduces Tollens’ reagent and undergoes Cannizzaro reaction. On vigorous oxidation, it gives 1, 2-benzenedicarboxylic acid. Identify the compound.
Write the reactions involved in the following reactions: Clemmensen reduction
Write the equation involved in the following reaction:
Etard reaction
Write the chemical equations to illustrate the following name reactions:
Aldol condensation
The key step in cannizzaro reaction in the inter molecular shift qf
Explain the following reaction:
Cannizzaro reaction
Calcium acetate, on heating, gives:
Which product is formed when the compound benzaldehyde is treated with concentrated aqueous KOH solution?
