1.

The mechanism of SN1 reaction is given below : CH_(3)-underset(CH_(3)) underset(|) overset(CH_(3)) overset(|)C-Broverset("step-1")toCH_(3)-underset(CH_(3)) underset(|)overset(o+)C-CH_(3)+ overset(o+)(Br) overset(Nu)underset("step-II")to CH_(3)- underset(CH_(3)) underset(|)overset(CH_(3))overset(|)C-Nu Given answer of the following questions on the basis of the machanism given below. In which of the following reactions, reacemisation will be maximum ?

Answer»

`C_(6)H_(5)-underset((+))overset(Cl)overset(|)(CH)-CH_(3) overset(80% "ACETONE")underset(30% "water")to`
`C_(6)H_(5)-overset(Cl)overset(|)(CH)-CH_(3) overset(70% "acetone")underset(30% "water")to`
`C_(6)H_(5)-overset(Cl)overset(|)(CH)-CH_(3) overset(50% "acetone")underset(50% "water")to`
`C_(6)H_(5)-overset(Cl)overset(|)(CH)-CH_(3) overset(100% "water")to`

Answer :D


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