1.

Which sequence of steps will be able to produce 3,3'-dinitro-biphenyl from benzene?

Answer»

`HNO_(3)//H_(2)SO_(4),CI_(2)//FeCI_(3),Na//"ether"`
`CI_(2)//FeCI_(3),HNO_(3),H_(2)SO_(4),Na//"ether"`
`CI_(2)//FeCI_(3),H_(2)SO_(4),Na//"ether"`
`I_(2)//HIO_(3),CI_(2)//FeCI_(3),C_(6)H_(5)NO_(2)`

Answer :A


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