Which of the Following Sets of Substituents Are All Ortho/para

question 39

Multiple Choice

Which of the following sets of substituents are all ortho/para directing in electrophilic aromatic substitution reactions?

• A) Cl, CH₃, CN
• B) Br, OH, COCH₃
• C) Cl, OH, CH₃
• D) CN, NO₂, COCH₃

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Definitions:

Sexual Dimorphism

The difference in appearance between males and females of the same species, such as differences in size, color, or structure.

Reproductive Skew

A measure in social species describing how reproductive opportunities are distributed among group members, often unevenly.

Sexual Selection Pressure

The driving force behind the evolution of traits that improve the chances of mating and reproductive success.

Bluegill

A freshwater fish native to North America, recognized by its blue and orange coloration and its propensity for living in streams, rivers, lakes, and ponds.