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The smallest alkane which can show optical isomerism possesses-

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Important Questions on Organic Chemistry- Some Basic Principles and Techniques

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The number of possible dichloronitrobenzene isomers is:
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Arrange the following in order of decreasing acidic strength. p- nitrophenol (I), p-cresol (II), m-cresol (III), phenol (IV):
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The correct order of reactivity towards the electrophilic substitution of the compounds aniline(I), benzene (II) and nitrobenzene (III) is-
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H3C1-C2H=C3=C4H2

In the given compound, which carbon atom will show the maximum electronegativity?

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Which of the following shows the correct order of decreasing basicity in aqueous medium?