ZM Tan's answer to Chowder's Junior College 1 H3 Maths question.
Thank you! But how do i know whr the group will be attach at ? Is it at carbon 1 or 2 or 3 or 4 etc? And can the hso3 be substituted to so3cl ? Since cl will react with the electrophile?
I dont understanf the part abt the directing group. Can u explain :(
Neat and clear presentation of answers.
And can the so3H be on top instead of the side ?
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