1.

The reaction CH_(3)CH=CH_(2)+HBr overset("peroxide") to mainly gives

Answer»

2-bromopropane
2,2-dibromopropane
1-bromopropane
1, 2-dibromopropane

Solution :In presence of organic peroxide, the addition, of HBr occur accroding to Khrashch EFFECT ( orperoxide effect or anit Markownif=koff's rule ) according to which hydrogen of HBr is ATTACHED to the CARBON to fr double bond that has less NUMBER of hydrogens.
`CH_(3)CH_(2)=HBr overset(R_(2) O_(2)) to CH_(3)CH_(2)CH_(2)Br`


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