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Aromatic Compounds

A molecular model of benzene, the reactions of bromine with cylohexane, cyclohexene, benzene, phenol, and toluene, the effect of substituents and number of methyl groups on the electron density of aromatic rings, and chlorination reactions of methyl benzenes are demonstrated.

Molecular Model of Benzene


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A molecular model of benzene is shown.

Reaction of Bromine with Cyclohexane, Cyclohexene, and Benzene


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Cyclohexane, cyclohexene and benzene are added to bromine. Only cyclohexene reacts with bromine under these conditions.

Reaction of Bromine with Benzene, Phenol, and Toluene


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Benzene, phenol, and toluene are added to bromine. Only phenol reacts with bromine under these conditions.

Electron Density of Aromatic Rings - Effect of Substituents


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Tetracyanoethylene in dichloromethane is added to nitrobenzene, chlorobenzene, benzene, and anisole. The colors of the resulting products are compared.

Electron Density of Aromatic Rings - Effect of Methyl Groups


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Tetracyanoethylene in dichloromethane is added to benzene, toluene, m-xylene, and mesitylene. The colors of the resulting products are compared.

Chlorination of Methyl Benzenes


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Benzene, toluene, m-xylene, and mesitylene are added to a solution of chlorine in dichloromethane and the rates of reaction are compared.