Chemistry Class 12 Chapter 9 - Aromatic Hydrocarbons

The molecular formula of toluene is? Aniline is a derivative of benzene which contains? How many pi electrons are in benzene? In benzene sulphonic acid, the sulphonic group is attached with benzene through? The molecular formula of biphenyl methane is? Which pair of group contains both ortho and para directions? Molecular mass of benzene was considered as 78.108 by method of? Aromatic compounds include __________ and all those compounds that are structurally related to _________________? On the basis of the number of benzene rings aromatic hydrocarbons can be categorized into __________ classes? Mono-substituted benzene derivatives are named by pre-fixing _________ by the name of substitutes?

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