PHC112 Lecture 1 and 2

Which one of the following compounds is non-aromatic?

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Which one of the following compounds is anti-aromatic?

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Which one of the following groups is an activating o, p-directing group?

• -NO₂

• -COOH

• -OH

• -CN

Which one of the following groups is deactivating m-directing?

• -OH

• -NH₂

• -NO₂

• -CH₃

Which one of the following groups is deactivating o,p-directing?

• -NH₂

• -COOH

• -Cl

• -CH₃