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22. Answer ALL parts of this question. (a) What are the four criteria that need to be fulfilled in order for a compound
Posted: Wed Apr 27, 2022 6:55 am
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- 22 Answer All Parts Of This Question A What Are The Four Criteria That Need To Be Fulfilled In Order For A Compound 1 (165.46 KiB) Viewed 43 times
22. Answer ALL parts of this question. (a) What are the four criteria that need to be fulfilled in order for a compound to be aromatic? (No examples or illustration s are required). (2 marks) (b) The structures of benzene and cycloheptatriene are shown below: benzene cycloheptatriene Explain why the first of these is regarded as aromatic while the second is not. (6 marks) (c) Benzene can be converted to bromo-benzene using a mixture of Br2/FeBr3 and AICl3, as shown below: Br Br2/FeBr3 AICI: Draw the structure of the electrophile that is involved in this electrophilic aromatic substitution reaction and give a balanced equation to show its formation. (2 marks)