The Hunsdiecker reaction is believed to proceed by a free radical mechanism and involves the formation of an acyl hypohalite.
A. `R-overset(O)overset("||")C-O-Ag+Br_(2)rarrR-overset(O)overset("||")C-O-Br+AgBr`
B. `R-overset(O)overset("||")C-O-BrrarrR-overset(O)overset("||")C-overset(.)O+Boverset(.)r`
C. `R-overset(O)overset("||")C-overset(.)CrarrR^(.)+CO_(2)`
D. `R•+R-overset(O)overset("||")C-OBrrarrR-Br+R-overset(O)overset("||")C-O^(.)`
`H_(3)C-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-overset(O)overset("||")C-OAgoverset(Br_(2))underset(Delta)rarr " Major product":`
A. `H_(3)C-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-CH_(2)-Br`
B. `H_(3)C-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-Br`
C.
D. `H_(3)C-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-overset(CH_(3))overset(|)underset(CH_(3))underset(|)C-CH_(3)`