Organic Compounds Containing Halogens Question 6

Question: The following reaction proceeds through the intermediate formation of $ RCOOAg+Br_2\xrightarrow{{}}RBr+CO_2+AgBr $

Options:

A) $ RCO{O^{\bullet }} $

B) $ {R^{\bullet }} $

C) $ B{r^{\bullet }} $

D) All of these

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Answer:

Correct Answer: D

Solution:

[d] Mechanism of Hunsdiecker ’s reaction is $ R-CO{O^{-}}A\overset{+}{\mathop{g}}\xrightarrow[-AgBr]{Br_2}RCOOBr\xrightarrow{{}}RCO\overset{\bullet }{\mathop{O}}+\overset{\bullet }{\mathop{B}}r $

$ \xrightarrow{{}}{R^{\bullet }}+CO_2; $

$ {R^{\bullet }}+RCOOBr\xrightarrow{{}}R-Br+RCO\overset{\bullet }{\mathop{O}} $