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Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Priyanshu kumar
Here in 1st step...MgBr2 is there acts as a lewis acid...check similar mechanism👇
Check this sourav👆
but sir Lewis base can't accept lone pair na in the first step you did
Here we take mgbr2 which behaves as lewis acid ..In image it is written wrong
yes.. it should be lewis acid na RMgBr?
the +mgbr of grignard reagent acts as lewis acid...and accept lone pair of electron
sir... i wanted to know where did one Br of MgBr2 go and act?